TEA1520 Philips Semiconductors, TEA1520 Datasheet - Page 4

• Manufacturer Part Number: TEA1520
• Description: STARplug
• Manufacturer: Philips Semiconductors

Philips Semiconductors
BLOCK DIAGRAM
2000 Sep 08
handbook, full pagewidth
STARplug
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.
REG
V CC
GND
RC
1
2
3
4
2.5 V
OSCILLATOR
TM
F
low freq
1.8
stop
10x
U
TEA152x
SHUTDOWN
POWER-UP
THERMAL
RESET
PWM
Fig.1 Block diagram.
PROTECTION
4
SUPPLY
LOGIC
LOGIC
short circuit winding
overcurrent
VALLEY
blank
100 mV
0.5 V
0.75 V
TEA152x family
Product specification
MGT419
7
6
5
8
DRAIN
n.c.
SOURCE
AUX