TDA8385 Philips Semiconductors, TDA8385 Datasheet - Page 11

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

Philips Semiconductors
Regulation indicator output (Block X)
Pin 1 can be used to reset the logic circuit in the TV receiver at power on and off. Sub-section 29 has an open-collector
output. The output of this block is LOW during the regulation mode (V
March 1994
Control circuit for a Self-Oscillating
Power Supply (SOPS)
A desired delay at power-on reset can be made externally.
handbook, full pagewidth
V diff
RIO
2.5
V
V
0
0
0
Fig.12 Regulation indicator output; pin 1.
12
V fb
t
t
t
diff
V ts
V P
V RIO : open-collector output
V
MCD411
ts
; see Fig.12).
Preliminary specification
TDA8385