FP1451 Datasheet PDF | Feeling Technology

Feeling Technology FP1451

The FP1451, a 1-chip composed of dual open collector transistor pulse-width-modulation control circuits with two error amplifiers and dead-time comparators (DTC), the FP1451 contains a 2.5V precision voltage reference regulator, under-voltage lockout circuit (UVLO), short circuit protection circuit (SCP), applied to offer space and low cost in many applications such as the DC/DC converter and backlight inverter. The circuit diagram of the typical application example is as below.

Part No.	FP1451
Datasheet	FP1451 Download
Manufacturer	Feeling Technology
Description	DUAL CHANNEL PWM CONTROL IC
Buy	Stock & Price

GENERAL DESCRIPTION

Using few external components, FP1451, a high performance integrated IC, is designed for a control circuit.

FEATURES

£» £» £» £» £» £» £» £» £» £» Fixed Reference Voltage: 2.5V Reference Voltage Precision: 2% (FP1451) Output sink current up to 100mA Low quiescent supply current Wide operating voltage range: 3.6~40V Variable dead-time control (DTC) UVLO protection function SCP protection function Oscillator Frequency: Max. 500KHz Package: SOP16 / PDIP16 PDIP 16 SOP16 TYPICAL APPLICATION £» £» DC/DC converters for video cameras and TFT LCD monitor Back light CCFL inverter. Rev0.5 Apr. 01, 2004 P1/FP1451 Technology FUNCTIONAL BLOCK DIAGRAM 9 11 2 1 FP1451 12 10 14 13 Oscillator 1/2 Vref 15 Reference Voltage PWM COMP 16 R S 3 UVLO R 7 4 PWM COMP 5 6 8 MARK VIEW PIN

DESCRIPTION

NAME NO. STATUS

DESCRIPTION

Connect a Capacitor for Oscillator Connect a Resistor for Oscillator Error Amplifier 1 Non-inverting Input Error Amplifier 1 Inverting Input Error Amplifier 1 Feedback...