AP1609(2009) 查看數據表（PDF） - Diodes Incorporated.
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AP1609 Datasheet PDF : 9 Pages
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Block Diagram
AP1609
PWM/PFM DUAL MODE STEP-UP DC/DC CONVERTER
Vcc
FB
Phase
Compensation
LX
+
+
-
Buffer,
Driver
-
PWM
Comparator
Vref with
CE
CE
PWM/PFM
Controller
Ramp Wave
Generator,
OSC
Absolute Maximum Ratings
Symbol
VCC
VFB
VCE
VSW
ILX
PD
TOPR
TSTG
Parameter
VIN Pin Voltage
FB Pin Voltage
CE Pin Voltage
Switch Voltage (LX to GND)
Switch Current
Continuous Total Power Dissipation
Operating Ambient Temperature
Storage Temperature
GND
PGND
Ratings
-0.3 ~ 7
-0.3 ~ VCC +0.3
-0.3 ~ VCC +0.3
-0.3 ~ 18
-3 ~ 0.2
1200
-20 ~ +80
-20 ~ +125
Units
V
V
V
V
A
mW
oC
oC
AP1609 Rev. 2
3 of 9
www.diodes.com
FEBRUARY 2009
© Diodes Incorporated
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