MB3800 Datasheet, PDF (2/18 Pages) Fujitsu Component Limited. – Switching Regulator Controller (Low Voltage)

MB3800
s PIN ASSIGNMENT
–IN
1
(TOP VIEW)
8
FB
SCP
2
7
OSC
V CC
3
6
GND
BR/CTL
4
(FPT-8P-M01)
(FPT-8P-M02)
(FPT-8P-M03)
5
OUT
s PIN DESCRIPTION
Pin No.
1
2
3
4
5
6
7
8
Symbol
–IN
SCP
VCC
BR/CTL
OUT
GND
OSC
FB
I/O
Description
I Error amplifier inverting input pin
— Soft start and SCP setting capacitor connection pin
— Power supply pin
I Output current setting and control pin
O Totem-pole type output pin
— Ground pin
— Capacitor and resistor connection pin for setting the oscillation frequency
O Error amplifier output pin
2