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UD05121G-AF5-R Datasheet(PDF) 6 Page - Unisonic Technologies

Part # UD05121G-AF5-R
Description  Build-in soft start function
PDF  7 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UD05121G-AF5-R Datasheet(HTML) 6 Page - Unisonic Technologies

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UD05121
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
6 of 7
www.unisonic.com.tw
QW-R221-028.E
TYPICAL CHARACTERISTICS
C1=100μF, C2=330μF, L1=33μH, TA=25°C
Efficiency Test (VOUT=1.0V)
Output Current, IOUT (A)
0
0.5
1.0
100
80
70
50
40
20
10
0
30
60
1.5
90
Output Current, IOUT (A)
Efficiency Test (VIN=5V)
Frequency vs. Input Voltage
Quiescent Current vs. Input Voltage
VIN=5V, VOUT=1.0V, ILOAD=No Load
VIN=5V, VOUT=1.0V, IOUT=1.2A
SW
VIN
VOUT
VOUT
IOUT
VIN
5VIN
3.6VIN
2.7VIN
0
0.5
1.0
100
80
70
50
40
20
10
0
30
60
1.5
90
IOUT
SW
Input Voltage, VIN (V)
2.5
3.5
4.5
1.50
1.45
1.40
1.35
1.25
1.20
1.30
5.5
3.0
4.0
5.0
Input Voltage, VIN (V)
2.5
3.5
4.5
0.50
0.40
0.35
0.25
0.20
0.10
0.05
0
0.15
0.30
5.5
0.45
3.0
4.0
5.0
VOUT=1V



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