TOP232-234 Power Integrations Inc., TOP232-234 Datasheet - Page 11
TOP232-234
Manufacturer Part Number
TOP232-234
Description
Family Design Flexible/EcoSmart/ Intergrated OFff-line Switcher
Manufacturer
Power Integrations Inc.
Datasheet
1.TOP232-234.pdf
(36 pages)
Figure 10. Full Frequency Operation (132 kHz).
Typical Uses of FREQUENCY (F) Pin
Voltage
Input
DC
+
-
D
S
CONTROL
F
Figure 12. Half Frequency Standby Mode (For High Standby
C
Voltage
Input
DC
+
-
Efficiency).
PI-2505-081199
D
S
R
CONTROL
HF
Q
S
can be an optocoupler output.
F
20 kΩ
Figure 11. Half Frequency Operation (66 kHz).
C
1 nF
Voltage
Q
Input
S
DC
47 kΩ
+
-
STANDBY
PI-2507-040401
D
S
CONTROL
F
C
TOP232-234
PI-2506-081199
7/01
B
11
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