Philips BP2.2U - Page 141

Circuit Descriptions, Abbreviation List, and IC Data Sheets
EN 141BP2.2U, BP2.3U 9.
9.17.14 Diagram C, TDA8925ST (IC 7701)
Figure 9-43 Internal block diagram and pin configuration
Block Diagram
Pin Configuration
F_15400_139.eps
240505
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
TDA8926J
TEMPERATURE SENSOR
AND
CURRENT PROTECTION
DRIVER
LOW
temp
current
4
7
V
SS1
V
SS1
V
SS2
V
DD2
6
1
2
9
810
V
DD2
V
DD1
13 5
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
14
11
12
17
16
3
15
EN1
DIAG
REL1
SW1
SW2
REL2
POWERUP
EN2
BOOT1
OUT1
STAB
OUT2
BOOT2
TDA8925ST/J
TDA8926J
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
V
SS1
V
SS2
V
DD2
V
DD1
EN1
DIAG
REL1
SW1
SW2
REL2
POWERUP
EN2
BOOT1
OUT1
STAB
OUT2
BOOT2
TDA8925ST/J