sc2604 Semtech Corporation, sc2604 Datasheet - Page 5

• Manufacturer Part Number: sc2604
• Description: Simple Pwm Boost Controller With Input Disconnect Fet Drive
• Manufacturer: Semtech Corporation

Pin Descriptions
© 2007 Semtech Corp.
Pin

2
3
4
5
6
7
8
Pin Name
SS/VREF
OCP/EN
GATE
GND
DRV
VIN
CS
FB
Pin Function
Current sense input (negative)
Device supply voltage (also positive current sense input)
PWM gate driver output for boost converter
Device ground
Soft start and reference voltage pin
Error amplifier inverted input
When a capacitor is tied to this pin, the maximum inrush current is controlled during start-up. The capacitor value
also determines the off-time after the device has entered hiccup mode. Pulling this pin low can disable the linear
and the switcher to turn off the circuit.
Gate drive of input disconnect FET limiting system input current
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SC2604
5