AME5177 Datasheet, PDF (9/14 Pages) Analog Microelectronics – Synchronous Boost Converter

AME
AME5177
Synchronous Boost Converter
With Low Quiescent Current
n Characterization Curve
Efficiency vs. Output Current
Quiescent Current vs. Temperature
100.0
V_IN=1.5V , V_OUT=2.7V , L=10µH
90.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0. 0
0.00010
0.00100
0. 01000
Output Current (A)
0. 10000
6.5
6
5.5
5
4.5
4
3.5
3
-50
V_OUT=2.1V
-25
0
25
50
75
Temperature (^oC)
100
125
Output Voltage vs. Temperature
CCM Output Voltage Ripple
2.80
V_OUT =2.7V
2.75
2.70
(20mV/VD^Oiv^UT) ^C2
2.65
2.60
2.55
-50
-25
0
25
50
75
100
Temperature (^oC)
DCM Output Voltage Ripple
(50mA/DivI)^{L C4}
125
2.0µs/Div
Power ON from Input Voltage
(20mV/VD^Oiv^UT) ^C2
(1V/VD^Oiv^UT) ^C2
(1V/DViv^IN) ^C3
(50mA/DivI)^L C4
2.0µs/Div
(100mA/DivI)^{L C4}
2.0ms/Div
Rev. A.01
9