UM3433 Datasheet, PDF (4/9 Pages) Union Semiconductor, Inc. – 600mA, 600kHz Step-Up DC-DC Converter

Typical Operating Characteristics
100
98
96
94
92
90
88
86
84
82
80
0
Efficiency vs Output Current
V_IN=1.5V
V_IN=1.3V
20
40
60
80
100
Output Current (mA)
Output Voltage vs Temperature
3.44
3.40
V_IN=1.5V
I_OUT=30mA
3.36
3.32
3.28
3.24
3.20
-60 -40 -20 0 20 40 60
Temperature (℃)
80 100
UM3433
Efficiency vs Input Voltage
100
V_OUT=3.3V
90
I_OUT=40mA
80
70
60
50
40
0.5
1.0
1.5
2.0
2.5
Input Voltage (V)
Power-Saving Mode Quiescent Current
vs Temperature
40
V_OUT=3.3V
35
30
25
20
15
10
-60 -40 -20 0 20 40 60
Temperature (℃)
80 100
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http://www.union-ic.com Rev.05 Dec.2009
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