MB3817 Datasheet, PDF (3/29 Pages) Fujitsu Component Limited. – Switching Regulator Controller

MB3817
s PIN DESCRIPTION
Pin no.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin name
CT
RT
+IN
–IN
FB
DTC
CB1
CB2
VCC
OUT
VE
GND
CS
CSCP
CTL
VREF
I/O
Descriptions
— This pin connects to a capacitor for setting the triangular-wave frequency.
— This pin connects to a resistor for setting the triangular-wave frequency.
I Error amplifier non-inverted input pin
I Error amplifier inverted input pin
O Error amplifier output pin
I Dead time control pin
— Boot capacitor connection pin
— Boot capacitor connection pin
— Power supply pin
O Totem-pole type output pin
— Output current setting pin
— Ground pin
— Soft start setting capacitor connection pin
— Short detection setting capacitor connection pin
Power supply control pin
I When this pin is High, IC is inactive state
When this pin is Low, IC is standby state
O Reference voltage output pin
3