AP3710PTR-E1 Просмотр технического описания (PDF) - BCD Semiconductor
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AP3710PTR-E1 Datasheet PDF : 16 Pages
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LOW POWER PWM CONTROLLER FOR OFF-LINE ADAPTER
Functional Block Diagram
Data Sheet
AP3710
2
VCC
5
VSEN
1
GND
UVLO
COMPARATOR
- VREF
(1.2V)
+
BIAS
VREF
(1.2V)
PWM
COMPARATOR
FB
+
-
-
START-UP
CURRENT
SOURCE
PWM
CONTROL
DISCHARGE
COMPARATOR
SLOP
COMPENSATION
+
_
VREF
(1.2V)
DISCHARGE
LOGIC
OSCILLATOR
DRIVER
4
OUT
7 VA
Figure 3. Functional Block Diagram of AP3710
Aug. 2008 Rev. 1. 3
BCD Semiconductor Manufacturing Limited
3
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