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FT8852A SOP8

产品简介 :

FT8852x is optimized for low cost non-isolated Buck switching mode LED driver applications. It operates in inductor current boundary conduction mode. With source driving architecture, special demagnetization sensing technology and the ultra low operating current, FT8852x doesn’t need the auxiliary winding for output current sensing and chip power supplying. FT8852x also integrates a 700V power NPN that further improves the system reliability and lowers the system cost and complexity. 

Its highly integrated functions such as Leading Edge Blanking (LEB) and built-in line compensation offer users a high efficiency and low cost solution for constant current LED driver applications.  

The multi-protection function of FT8852x greatly enhances the system reliability and safety. FT8852x offers fruitful protections like LED open and short circuit protection, over temperature compensation, CS resistor short circuit protection. 

The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

PWM dimming support

No Auxiliary winding for sensing and supplying 

Inductor current boundary conduction mode(BCM)

Constant current control without secondary sense and feedback circuit

Built-in 700V Power NPN

High efficiency with ±3% LED current accuracy

Ultra low operating current for high efficiency

Excellent line and load regulations

Cycle-by-Cycle current limiting

Fixed OVP voltage for  LED open circuit protection

LED short circuit protection

Over temperature compensation

CS resistor short circuit protection.

VCC under-voltage lockout

Available in SOP8 and DIP8 packages


查看详情
FT8852C SOP8

产品简介 :

FT8852x is optimized for low cost non-isolated Buck switching mode LED driver applications. It operates in inductor current boundary conduction mode. With source driving architecture, special demagnetization sensing technology and the ultra low operating current, FT8852x doesn’t need the auxiliary winding for output current sensing and chip power supplying. FT8852x also integrates a 700V power NPN that further improves the system reliability and lowers the system cost and complexity. 

Its highly integrated functions such as Leading Edge Blanking (LEB) and built-in line compensation offer users a high efficiency and low cost solution for constant current LED driver applications.  

The multi-protection function of FT8852x greatly enhances the system reliability and safety. FT8852x offers fruitful protections like LED open and short circuit protection, over temperature compensation, CS resistor short circuit protection. 

The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

PWM dimming support

No Auxiliary winding for sensing and supplying 

Inductor current boundary conduction mode(BCM)

Constant current control without secondary sense and feedback circuit

Built-in 700V Power NPN

High efficiency with ±3% LED current accuracy

Ultra low operating current for high efficiency

Excellent line and load regulations

Cycle-by-Cycle current limiting

Fixed OVP voltage for  LED open circuit protection

LED short circuit protection

Over temperature compensation

CS resistor short circuit protection.

VCC under-voltage lockout

Available in SOP8 and DIP8 packages


查看详情
FT8852DD DIP8

产品简介 :

FT8852x is optimized for low cost non-isolated Buck switching mode LED driver applications. It operates in inductor current boundary conduction mode. With source driving architecture, special demagnetization sensing technology and the ultra low operating current, FT8852x doesn’t need the auxiliary winding for output current sensing and chip power supplying. FT8852x also integrates a 700V power NPN that further improves the system reliability and lowers the system cost and complexity. 

Its highly integrated functions such as Leading Edge Blanking (LEB) and built-in line compensation offer users a high efficiency and low cost solution for constant current LED driver applications.  

The multi-protection function of FT8852x greatly enhances the system reliability and safety. FT8852x offers fruitful protections like LED open and short circuit protection, over temperature compensation, CS resistor short circuit protection. 

The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

PWM dimming support

No Auxiliary winding for sensing and supplying 

Inductor current boundary conduction mode(BCM)

Constant current control without secondary sense and feedback circuit

Built-in 700V Power NPN

High efficiency with ±3% LED current accuracy

Ultra low operating current for high efficiency

Excellent line and load regulations

Cycle-by-Cycle current limiting

Fixed OVP voltage for  LED open circuit protection

LED short circuit protection

Over temperature compensation

CS resistor short circuit protection.

VCC under-voltage lockout

Available in SOP8 and DIP8 packages


查看详情
FT8352A SOP8

产品简介 :

FT8352x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch. The FT8352x utilizing DIM pin setup  to achieve PWM dimming;

The FT8352x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8352x realizes ±3% accuracy of LED current along with excellent line and load regulation. 

The multi-protection function of FT8352x can greatly enhance the system reliability and safety. The FT8352x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Dimming support

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 


查看详情
FT8352C SOP8

产品简介 :

FT8352x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch. The FT8352x utilizing DIM pin setup  to achieve PWM dimming;

The FT8352x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8352x realizes ±3% accuracy of LED current along with excellent line and load regulation. 

The multi-protection function of FT8352x can greatly enhance the system reliability and safety. The FT8352x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Dimming support

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 

查看详情
FT8352CD DIP8

产品简介 :

FT8352x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch. The FT8352x utilizing DIM pin setup  to achieve PWM dimming;

The FT8352x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8352x realizes ±3% accuracy of LED current along with excellent line and load regulation. 

The multi-protection function of FT8352x can greatly enhance the system reliability and safety. The FT8352x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Dimming support

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 

查看详情
FT8352DD DIP8

产品简介 :

FT8352x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch. The FT8352x utilizing DIM pin setup  to achieve PWM dimming;

The FT8352x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8352x realizes ±3% accuracy of LED current along with excellent line and load regulation. 

The multi-protection function of FT8352x can greatly enhance the system reliability and safety. The FT8352x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Dimming support

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 

查看详情
FT8260B SOP8

产品简介 :

The FT8260x is a single stage primary-side-control offline LED controller with high power factor, low THD and excellent current accuracy for isolated LED lighting applications.

The accurate current control from the primary side significantly simplifies the LED lighting system design by eliminating the secondary side feedback components and the opto-coupler.

The extremely low start-up current and quiescent current of FT8260x  reduce the power consumption, resulting in excellent efficiency.

The multi-protection function of the FT8260x greatly enhances the system reliability and safety. The FT8260x features fruitful protection functions such as over-voltage protection, short-circuit protection, cycle-by-cycle current limit, over-temperature protection, VCC UVLO protection.

应用领域 :

CPU特性 :

外设特性 :

Primary side control without secondary feedback circuit

Single-stage active PFC for high power factor and low THD

High current accuracy ±3%

Ultra-low start up current

Cycle-by-cycle current limit

Over-voltage protection

Short-circuit protection

Over temperature protection

Under voltage lockout protection 

查看详情
FT8262DD DIP8

产品简介 :

The FT8262DD is a single stage primary-side control offline LED controller with high power factor, low THD and excellent current accuracy for isolated LED lighting applications.

The accurate current control from the primary side significantly simplifies the LED lighting system design by eliminating the secondary side feedback components and the opto-coupler.

The extremely low start-up current and quiescent current of FT8262DD reduce the power consumption, resulting in excellent efficiency.

The multi-protection function of the FT8262DD greatly enhances the system reliability and safety. The FT8262DD features fruitful protection functions such as over-voltage protection, short-circuit protection, cycle-by-cycle current limit, over-temperature protection, VCC UVLO protection.

应用领域 :

CPU特性 :

外设特性 :

Primary side control without secondary feedback circuit

Single-stage active PFC for high power factor and low THD

High current accuracy ±3%

Ultra-low start up current

Cycle-by-cycle current limit

Over-voltage protection

Short-circuit protection

Over temperature protection

Under voltage lockout protection 


查看详情
FT8260 SOT23-6

产品简介 :

The FT8260x is a single stage primary-side-control offline LED controller with high power factor, low THD and excellent current accuracy for isolated LED lighting applications.

The accurate current control from the primary side significantly simplifies the LED lighting system design by eliminating the secondary side feedback components and the opto-coupler.

The extremely low start-up current and quiescent current of FT8260x  reduce the power consumption, resulting in excellent efficiency.

The multi-protection function of the FT8260x greatly enhances the system reliability and safety. The FT8260x features fruitful protection functions such as over-voltage protection, short-circuit protection, cycle-by-cycle current limit, over-temperature protection, VCC UVLO protection.

应用领域 :

CPU特性 :

外设特性 :

Primary side control without secondary feedback circuit

Single-stage active PFC for high power factor and low THD

High current accuracy ±3%

Ultra-low start up current

Cycle-by-cycle current limit

Over-voltage protection

Short-circuit protection

Over temperature protection

Under voltage lockout protection 


查看详情
FT8350A

产品简介 :

FT8350x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch.

The FT8350x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8350x realizes ±3% accuracy of LED current along with excellent line and load regulation.

The multi-protection function of FT8350x can greatly enhance the system reliability and safety. The FT8350x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 


查看详情
FT8350C

产品简介 :

FT8350x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch.

The FT8350x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8350x realizes ±3% accuracy of LED current along with excellent line and load regulation.

The multi-protection function of FT8350x can greatly enhance the system reliability and safety. The FT8350x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.



应用领域 :

CPU特性 :

外设特性 :

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 


查看详情
FT8350CD

产品简介 :

FT8350x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch.

The FT8350x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8350x realizes ±3% accuracy of LED current along with excellent line and load regulation.

The multi-protection function of FT8350x can greatly enhance the system reliability and safety. The FT8350x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 


查看详情
FT8350DD

产品简介 :

FT8350x is a high precision primary-side feedback and regulation constant current driver for LED lighting applications. It operates in inductor current discontinuous conduction mode (DCM) and is especially suitable for flyback converter under universal input. Under universal input voltage from 85V to 265V, the system output power is recommended from 3W to 24W respectively of different internal power switch.

The FT8350x integrates a 700V power NPN and eliminates secondary sense and feedback circuit. The loop compensation components are also removed while maintaining stability over all operating conditions. It uses a source drive architecture and patent demagnetization sensing technology with very low operating current, Patents of self power supply technology. the auxiliary winding for sensing the output and supplying the chip is therefore eliminated, resulting in low component counts and small system size. 

With its highly accurate current sense method, the FT8350x realizes ±3% accuracy of LED current along with excellent line and load regulation.

The multi-protection function of FT8350x can greatly enhance the system reliability and safety. The FT8350x features LED open/short circuit protection, CS resistor short circuit protection, over temperature compensation and VCC UVLO protection. The industry leading OVP voltage accuracy ensures the best LED open circuit protection.

应用领域 :

CPU特性 :

外设特性 :

Built-in 700V power NPN 

PSR constant current control without secondary sense and feedback circuit 

Patents of demagnetization sensing and self power-supply technology

Ultra low operating current for high efficiency

Universal input voltage 

±3% LED current accuracy 

Programmable precision OVP voltage for best LED open circuit protection 

LED short circuit protection 

Patent of CS resistor short circuit protection 

VCC under-voltage protection 

Over temperature compensation 

Available in SOP8 and DIP8 packages 


查看详情
FT838R

产品简介 :

The FT838D/FT838R controller device is optimized for high-performance, low power switching mode power supply applications. The FT838D/FT838R facilitates CC/CV charger design by eliminating an opto-coupler and TL431. Its highly integrated functions such as Under Voltage Lockout (UVLO), Leading Edge Blanking (LEB) and built-in cable compensation offer the users a high efficiency and low cost solution for AC/DC power applications.

Power supplies built with FT838D can achieve both highest average efficiency and fast dynamic load response. FT838R is optimized for LED driver applications with slightly higher (~22uA) standby current.

Furthermore, FT838D/FT838R features fruitful protections like Open Circuit Protection and Over Temperature Protection to eliminate the external protection circuits and provide reliable operations. FT838D/FT838R is avilabel in SOT23-5 package.


应用领域 :

CPU特性 :

外设特性 :

Constant-Current (CC) and Constant-Voltage (CV) with Primary Side Control

Proprietary technology enabling high efficiency and fast dynamic response

No audible noise over entire operating range

Applications from 1W to more than 18W output

Direct drive of BJT or MOS switch 

Built-in Cable Compensation

Built-in Line Compensation

Primary-side feedback eliminates opto-coupler and TL431

Cycle-by-Cycle Current Limiting

Over Temperature Protection

VCC Over Voltage Protection

Open Circuit Protection


查看详情

规格书

Part No. 版本 添加时间 支持型号 附件
FT838xx 0.82 2018-05-24 FT838R、FT838NBx、FT838Dx
FT8350x 0.80 2018-05-24 FT8350A、FT8350C、FT8350CD、FT8350DD
FT826xx 0.91 2018-06-04 FT8260B、FT8262DD、FT8260
FT8352xx 0.80 2018-06-04 FT8352A、FT8352C、FT8352CD、FT8352DD
FT8852xx 0.80 2018-06-04 FT8852A、FT8852C、FT8852DD

推广资料

Part No. 版本 添加时间 支持型号 附件
FT8350A 12S250mA 1.0 2018-05-24 FT8350A
FT8350C 12S300mA 1.0 2018-05-24 FT8350C
FT8350C 18S280mA 1.0 2018-05-24 FT8350C
FT8350DD 24W280mA 1.0 2018-05-24 FT8350DD
FT8260 Promotion 1.0 2018-05-29 隔离(高PF)
调光方案 2.0 2018-05-29 隔离(低PF+线性调光)、非隔离(低PF+线性调光)

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应用手册

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Demo Code

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