PAM2306D Datasheet, PDF (8/13 Pages) Power Analog Micoelectronics – Dual High-Efficiency PWM Step-Down DC-DC Coverter

PAM2306D
Dual High-Efficiency PWM Step-Down DC-DC Coverter
Typical Performance Characteristics
T_A =25 °C, C_IN =10μF, C_O =10μF,,Vo=1.2V, L=4.7μH, unless otherwise noted.
Reference Voltage vs Load Current
614
612
610
608
606
604
602
600
598
0
Vi n= 3.6V
Vi n= 4.2V
Vi n= 5.0V
200
400
6 00
800
Output Current(mA)
1000
Output Voltage vs Load Current
1. 235
1. 230
1. 225
1. 220
1. 215
1. 210
1. 205
1. 200
0
Vi n = 3 .6V
Vi n = 4 .2V
Vi n = 5 .0V
20 0
4 00
60 0
8 00
Output Current(m A )
10 0 0
Oscillator Frequency vs Supply Voltage
1.8
1.7
1.6
1.5
1.4
1.3
1.2
2
3
4
5
6
7
Supply Voltage(V)
Oscillator Frequency vs Temperature
1.58
Vo=1.2V
1.56
1.54
1.52
1.50
20
40
60
80 100 120 140
Temperature(℃）
Load Transient
Io=0-1A, Vo=3.3V, Vin=5V
Load Transient
Io=0-1A, Vo=1.2V, Vin=5V
Output
Current
Output
Voltage
Output
Current
Output
Voltage
Power Analog Microelectronics, Inc
www.poweranalog.com
8
02/2012 Rev1.1