FA3621F
FA3621F is CMOS IC manufactured by Fuji Electric.
Description
FA3621F is a control IC for 6-channel DC-DC converter. This IC can directly drive a Nch/Pch-MOSFET. This IC is suitable to reduce converter size because it has many functions in a small package LQFP-48.
CMOS IC For Switching Power Supply Control FA3621F s Dimensions, mm LQFP-48
9.0±0.3 7.0 1.45 max 0.10±0.06
25 s Features
- 6-channel PWM control with MOSFET direct driving : 5-channel for Pch-MOSFET, 1channel for Nch-MOSFET
- Low input voltage: 4.5V to 20V
- ±1.5% high accuracy bandgap reference
- Low power consumption by means of CDMOS Standby mode: 10µA(max.) Operating mode: 6m A(max.)
- Soft start function for each channel
- ON/OFF function for each channel
- Timer latch for short protection
- Overheat protection
- Undervoltage lockout
- Wide range of operation frequency: 50k Hz to 1MHz
- Package: LQFP-48(Thin and small)
9.0±0.3
0.5±0.2
0~7 ˚
±0.05
0.5±0.1
0.2±0.06 s Application
- VTR-camera, digital-steel-camera and portable equipment
FA3621F s Block diagram
CREF
VREG
2.67V Bias
46...
