AK7903 Datasheet, PDF (3/10 Pages) Asahi Kasei Microsystems – DCDC Step-down Converter for NiH2 Battery

■ PIN LAYOUT
SENSE FB
12
11
COMP RT
10
9
CONT 13
8 VIN
EN2 14
VDD 15
Top
View
7 SW
6 ^GND
OPOUT 16
5 ^ISET
1
2
3
4
NIN PIN2 PIN1 EN1
[AK7903]
No. Pin Name
I/O
1
NIN
I
2
PIN2
I
3
PIN1
I
4
EN1
I
5
ISET
I
6
GND
－
MS1190-E-00
PIN / FUNCTION
Protection Diode
VDD
1
GND
BULK
2
GND
BULK
3
GND
BULK
4
GND
BULK
5
GND
Function
OP-AMP Negative Input Pin 1
OP-AMP Positive Input Pin 2
OP-AMP Positive Input Pin 1
Enable Pin 1
Charge Current Setting Pin
Ground Pin
3
2010/6