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| PAM2400 Datasheet, PDF (3/14 Pages) Power Analog Micoelectronics – 3-Pin Synchronous Step-Up DC/DC Converter | |||
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PAM2400
3-Pin Synchronous Step-Up DC/DC Converter
Electrical Characteristic
C = IN 22μF,CO=47μF,TA=25°C, unless otherwise noted.
Parameter
Output Voltage Accuracy
Input Voltage
Start-Up Voltage
Hold-on Voltage
Supply Current
(Vo pin)
No-Load Input Current
SW Leakage Current
SW Switch-On Resistance
Oscillator Duty Cycle
Oscillator Frequency
Efficiency (Note 2)
Symbol
Test Conditions
VIN
VSTA RT
VHOLD
IDD1
VIN=1.5V, IO=1mA
IO=1mA
IO=0mA,VIN=2V to 0V
VO=VO X 1.05
IDD2
VO=VO X 0.95
Vo=2.0V
Vo=2.7V
IIN
IO=0mAï¼
VIN=1.5V
Vo=2.8V
Vo=3.0V
Vo=3.3V
Vo=3.8V
Vo=5.0V
VSW=5V,VIN=VO+0.5V
RON Isw=50mA
DC VIN=VO * 90%
fOSC Current Limit Appears
η
Peak value
Note 1: VO means the nominal output voltage
Note 2: Refer to âEfficiency vs Output Currentâ curve
MIN TYP MAX UNIX
-3
+3
%
5.5
V
0.9 1.0
V
0.4 0.6
V
8.5 12 μA
33
μA
19
23
25
26
μA
29
34
45
1.0 μA
1.0
Ω
70
80
90
%
70
100 130 kHz
85
%
Power Analog Microelectronics,Inc
www.poweranalog.com
3
12/2007 Rev 1.0
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