AME5143 Datasheet, PDF (12/15 Pages) Analog Microelectronics – 1.4MHz Boost Converter With 30V Internal FET Switch

AME
AME5143
R_DS(ON) vs Temperature
800
700
600
500
VIN= 3.3V
400
VIN= 5V
300
200
100
0
-50
-25
0
25
50
75
100 125
Temperature (^oC)
Efficiency vs I_out
95
90
85
80
VIN=3.3V
V_OUT=5V
75
0 100 200 300 400 500 600 700 800 900
I_OUT(mA)
Start Up Waveform
EN
1V/Div
VOUT
2V/Div
1.4MHz Boost Converter with
30V Internal FET Switch
R_DS(ON) vs V_IN
750
700
650
600
550
500
450
400
350
300
250
200
150
100
50
0
2.5 3 3.5 4
4.5 5 5.5 6
V_IN (V)
6.5 7
7.5 8
Efficiency vs I_out
100
90
80
70
60
50
VI N =5 V
V_OUT=12 V
40
0
100
200
300
400
500
600
I_OUT(mA)
V IN= 3.3V
V _OUT=5V
I_LOAD=700m A
400µS/Div
12
I_L
500mA /Div
Rev.A.01