Philips Semiconductors
Product specification
STARplugTM
TEA152x family
BLOCK DIAGRAM
handbook, full pagewidth
1
8
V
SUPPLY
DRAIN
CC
VALLEY
TEA152x
LOGIC
2
7
n.c.
GND
100 mV
PWM
stop
3
6
OSCILLATOR
low freq
THERMAL
SHUTDOWN
SOURCE
RC
PROTECTION
LOGIC
blank
F
POWER-UP
RESET
1.8
U
overcurrent
0.5 V
2.5 V
4
5
10x
REG
AUX
short circuit winding
0.75 V
MGT419
The valley switching circuit is not implemented in the TEA152xAJM versions.
The pinning shown in this diagram is the pinning of the DIP8 package. For the pinning of
the other packages, see the relevant pinning tables and pin configurations.
Fig.1 Block diagram.
2000 Sep 08
4