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PAM2421 Datasheet(PDF) 4 Page - Diodes Incorporated

No. de pieza PAM2421
Descripción Electrónicos  PWM STEP-UP DC-DC CONVERTER
PDF  10 Pages
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Fabricante Electrónico  DIODES [Diodes Incorporated]
Página de inicio  http://www.diodes.com
Logo DIODES - Diodes Incorporated

PAM2421 Datasheet(HTML) 4 Page - Diodes Incorporated

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PAM2421/ PAM2422/ PAM2423
Document number: DS36383 Rev. 2 - 2
4 of 10
www.diodes.com
January 2016
© Diodes Incorporated
PAM2421/ PAM2422/ PAM2423
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Parameter
Test Conditions
Min
Typ
Max
Unit
Input Voltage
-
2.7
-
5.5
V
Under Voltage Lockout Threshold
VIN Rising
-
2.5
-
V
Under Voltage Lockout Hysteresis
-
-
200
-
mV
Quiscent Supply
VFB = 1.4V, Not Switching
-
0.25
0.35
mA
VFB = 1.0V, Switching
-
3
5
Supply Current in Shutdown
EN = Ground
-
0.1
1.0
µA
Switching Frequency
-
-
520
-
kHz
Maximum Duty Cycle
-
85
-
-
%
FB Feedback Voltage
-
1.230
1.262
1.294
V
FB Input Current
-
-
0
80
nA
FB Voltage Line Regulation
VFB from 2.7V to 5.5V
-
0.05
0.15
%/V
Switch Current Limit
PAM2421
VIN = 3.2V
Duty Cycle = 70%
3
-
-
A
PAM2422
4.5
-
-
PAM2423
5.5
-
-
Switching On Resisitance
PAM2421
-
-
130
-
mΩ
PAM2422
-
-
100
-
PAM2423
-
-
70
-
Switch Leakage Current
VSW = 10V, EN = Ground
-
15
µA
Soft Start Pin Bias Current
VSS = 1.2V
2.0
4.5
7.0
µA
Logic High Threshold
EN Pin
1.4
-
-
V
Logic Low Threshold
EN Pin
-
-
0.4
V
EN Pull Down Resistor
-
-
1
-
mΩ
Thermal Shutdown Temperature
-
-
+160
-
°C
Thermal Shutdown Hystersis
-
-
+40
-
°C



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