KA3903 FAIRCHILD [Fairchild Semiconductor], KA3903 Datasheet - Page 2

• Manufacturer Part Number: KA3903
• Description: Power Window Motor Control IC
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

Pin Assignments
Pin Definitions
2
Pin Number
10
12
13
14
15
16
11
1
2
3
4
5
6
7
8
9
16
1
Pin Name
DOWN
START
OUT 1
OUT 2
STEP
GND
V
Vref
A/O
F/C
CT
CS
PG
M2
M1
UP
CC
15
2
14
3
Signal ground
Voltage reference output (typ=5.0V)
Step / Auto pulse generator output
Step bias signal input
Full close signal input
OP amp output
Current sense signal input
Up signal output
Power ground
Down signal output
Selectable mode signal input 2
Selectable mode signal input 1
Up signal input
Down signal input
Start up signal input
Supply voltage
13
4
FAN8903
12
5
Pin Function Descrition
11
6
10
7
9
8
FAN8903(KA3903)