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PAM2400 Datasheet(Fiches technique) 3 Page - Power Analog Micoelectronics

Numéro de pièce PAM2400
Description  3-Pin Synchronous Step-Up DC/DC Converter
Télécharger  14 Pages
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Fabricant  PAM [Power Analog Micoelectronics]
Site Internet  http://www.poweranalog.com
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 3 page
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Electrical Characteristic
C =22 F,C =47 F,T =25°C, unless otherwise noted.
IN
O
A
μμ
3
12/2007 Rev 1.0
,
Power Analog Microelectronics Inc
www.poweranalog.com
Note 1: V means the nominal output voltage
Note 2: Refer to “Efficiency vs Output Current” curve
O
PAM2400
3-Pin Synchronous Step-Up DC/DC Converter
Parameter
Symbol
Test Conditions
MIN
TYP
MAX
UNIX
Output Voltage Accuracy
VIN=1.5V, IO=1mA
-3
+3
%
Input Voltage
VIN
5.5
V
Start-Up Voltage
VSTART
IO=1mA
0.9
1.0
V
Hold-on Voltage
V
HOLD
I
O=0mA,VIN=2V to 0V
0.4
0.6
V
I
DD1
V
O =VO X 1.05
8.5
12
μA
Supply Current
(Vo pin)
IDD2
VO=VO X0.95
33
μA
Vo=2.0V
19
Vo=2.7V
23
Vo=2.8V
25
Vo=3.0V
26
Vo=3.3V
29
Vo=3.8V
34
No-Load Input Current
I
IN
IO=0mA
V
IN=1.5V
Vo=5.0V
45
μA
SW Leakage Current
VSW=5V,VIN=VO+0.5V
1.0
μA
SW Switch-On Resistance
RON
Isw=50mA
1.0
Ω
Oscillator Duty Cycle
DC
VIN=VO * 90%
70
80
90
%
Oscillator Frequency
f
OS C
Current Limit Appears
70
100
130
kHz
Efficiency (Note 2)
η
Peak value
85
%




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