TDA8385 Philips Semiconductors, TDA8385 Datasheet - Page 16

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

Philips Semiconductors
Table 1 Condition of test circuit used for Figs 13 and 14.
March 1994
1, 2, 4 to 6, 12, 13
8 to 10, 14, 15
3
7
16
11
Control circuit for a Self-Oscillating
Power Supply (SOPS)
Frequency = 50 kHz.
Slew rate = 0.2 s.
V
P
Fig.13 Supply voltage ripple rejection;
PINS
V
P
as a function of time.
not connected
ground
R
C
V
V
P
diff
ref
ss
; see Fig.13
; see Fig.14
= 4.7 F
= 2.7 k
t
STATUS
15 V
MCD412
2 V
17
Frequency = 50 kHz.
Slew rate = 0.2 s.
(pin 11)
V diff
Fig.14 Supply voltage ripple rejection;
V
diff
as a function of time.
Preliminary specification
t
TDA8385
MCD413
~ ~
3 V