TDA8385 Philips Semiconductors, TDA8385 Datasheet - Page 9

• Manufacturer Part Number: TDA8385
• Description: Control circuit for a Self-Oscillating Power Supply SOPS
• Manufacturer: Philips Semiconductors

Philips Semiconductors
March 1994
handbook, full pagewidth
Control circuit for a Self-Oscillating
Power Supply (SOPS)
(1) For detail see Fig.10.
V ss
I c
Q FF23
V ss
(V)
(V)
V P
I c
0
0
Fig.10 Detailed over voltage protection of Fig.9.
Fig.9 Over voltage protection.
slow discharge
quick discharge
(1)
10
t delay
t
t
t
t
t
t
7.5 V
5.2 V
MCD409
MCD408
Preliminary specification
TDA8385