AME5176 Datasheet, PDF (9/15 Pages) Analog Microelectronics – Synchronous Boost Converter

AME
AME5176
n Characterization Curve
Efficiency vs. Output Current
100
VIN=1.5V , VOUT=2.7V , L=10µH
90
80
70
60
50
40
30
20
10
0
0.00010
0. 00100
0.01000
Output Current(A)
0.10000
Output Voltage vs. Temperature
2 .80
VOUT= 2.7 V
2 .75
2 .70
2 .65
2 .60
2 .55
-50
-25
0
25
50
75
100
125
Temperature (^oC)
Synchronous Boost Converter
With Low Quiescent Current
Quiescent Current vs. Temperature
6 .5
VOU T=2 .1 V
6
5 .5
5
4 .5
4
3 .5
3
-50
-25
0
25
50
75
Temperature (^oC)
100
125
CCM Output Voltage Ripple
VIN=1.2V , VOUT=3.3V , IOUT=27mA
VOUT
(20mV/div)
I_L
(50mA/div)
2.0µs/div
DCM Output Voltage Ripple
Rev. B.01
Power ON from Input Voltage
VIN=1.5V , VOUT=2 .7V
IOU T= 1.5 m A
V_OUT
( 1.0V /div)
VIN
(1.0V/div)
IL
(100mA/div)
2.0ms/div
9