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AP2011 Folha de dados(PDF) 2 Page - Anachip Corp

Nome de Peças AP2011
Descrição Electrónicos  Synchronous PWM with VFC Controller
PDF  9 Pages
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Fabricante Electrônico  ANACHIP [Anachip Corp]
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Logo ANACHIP - Anachip Corp

AP2011 Folha de dados(HTML) 2 Page - Anachip Corp

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AP2011
Synchronous PWM Controller
Anachip Corp
www.anachip.com.tw
Rev. 1.1 Apr 1, 2005
2/9
Block Diagram
CROSS
CURRENT
CONTROL
DRVN
VIRTUAL FREQ
OSCILLATOR
200kHz
DRVP
R
Q
S
Q
S
QB R
+
-
-
+
+
-
+
-
+
-
VOLTAGE
REFERENCE
+
-
VCC
1.25V
UNDER
VOLTAGE
ERROR
COMP
0.3V
VCC
12ua
2ua
0.2V
0.9V
FB
GND
OCSET
PHASE
70uA
PVCC
PDRV
NGATE
AP2011 FUNCTIONAL BLOCK DIAGRAM
Virtual Frequency Control - Patent
Number 6,456,050.
INTERNAL
REGULATOR
8V
PGATE BIAS
VIN
CAP
PGATE
SS/SHDN
VREF
PGND
Absolute Maximum Ratings
Symbol
Parameter
Range.
Unit
VIN
VCC to GND
0 to 42
V
VPHASE
PHASE to GND
0 to 42
V
ΘJC
Thermal Resistance Junction to Case
60
oC/W
ΘJA
Thermal Resistance Junction to Ambient
150
oC/W
TOP
Operating Temperature Range
-40 to +85
oC
TST
Storage Temperature Range
-65 to +150
oC
TLEAD
Lead Temperature (Soldering) 10 Sec.
300
oC



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