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PAM2421 数据表(PDF) 6 Page - Power Analog Micoelectronics |
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PAM2421 数据表(HTML) 6 Page - Power Analog Micoelectronics |
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6 / 9 page ![]() Typical Operating Characteristics At T =25 A C ,V =V =5V,V =0V,unless otherwise specified. IN EN FREQ 6 , Power Analog Microelectronics Inc www.poweranalog.com 02/2012 Rev1.1 Output Voltage vs Output Current (Vo=12V) Output Voltage vs Output Current (Vo=15V) PAM2421,PAM2422,PAM2423 3A,4.5A,5.5A PWM Step-Up DC/DC Converter 1 0 1 0 .5 1 1 1 1 .5 1 2 1 2 .5 0 2 00 40 0 6 00 80 0 1 00 0 Lo a d Curre nt (mA ) V in= 4. 2V V in= 5V 13 13.5 14 14.5 15 15.5 0 20 0 400 600 800 1000 L oad C urre nt (mA) Vin= 3. 6V Vin= 4. 2V Vin= 5V Quiescent Current (V =1.4V) FB Quiescent Current (V =1.0V) FB 0 0.05 0.1 0.15 0.2 0.25 2 3 4 5 6 In put Voltage(V) 0 0. 5 1 1. 5 2 2. 5 3 3. 5 4 2 3 4 5 6 Inp u t Vo lta ge (V) |
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