AP1609(2009) 查看數據表（PDF） - Diodes Incorporated.
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AP1609 Datasheet PDF : 9 Pages
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AP1609
PWM/PFM DUAL MODE STEP-UP DC/DC CONVERTER
Electrical Characteristics
AP1609
Symbol
VFB
VCC
VOUT
IOUT
RDS (ON)
ICCQ
ISD
Fosc
MAXDTY
PFMDTY
VCEH
VCEL
EFFI
( FOSC = 300kHz, VOUT = 5V )
Parameter
Conditions
FB Voltage
Input Voltage
Output Voltage
Maximum Switching Output
Current
Drain-Source On-State
Resistance
Quiescent Current
ID = 2.4A
No Load, FB = 2V, CE = High
Shutdown Current
Oscillator Frequency
Maximum Duty Ratio
No Load, CE = Low
Measuring of EXT Waveform,
VIN = Output Voltage +0.3V
PFM Duty Ratio
CE “High” Voltage
CE “Low” Voltage
Efficiency
No Load
No External Components,
VFB = 0V,
Apply 0.65VCC (min.) to CE,
Chip Enable
Same as VCEH, Chip Disable
TA = 25 oC
Min Typ. Max Units
1.20 1.23 1.26 V
2.5
-
6
V
3.0
-
17
V
2.4
-
-
A
-
100
-
mΩ
-
80 130 μA
-
1
-
μA
240 300 360 kHz
80
-
-
%
15
25
35
%
0.65
-
-
*VCC
-
-
0.20 *VCC
-
91
-
%
AP1609 Rev. 2
4 of 9
www.diodes.com
FEBRUARY 2009
© Diodes Incorporated
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