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UC3550L-50-AF5-R Datasheet(PDF) 9 Page - Unisonic Technologies

No. de pieza UC3550L-50-AF5-R
Descripción Electrónicos  PWM CONTROLLED竊똏WM/PFM SWITCHABLE STEP-UP DC-DC CONTROLLER
PDF  10 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricante Electrónico  UTC [Unisonic Technologies]
Página de inicio  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UC3550L-50-AF5-R Datasheet(HTML) 9 Page - Unisonic Technologies

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UC3550
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
9 of 10
www.unisonic.com.tw
QW-R502-082,A
TYPICAL CHARACTERISTICS(Cont.)
0. 01
20
40
60
0.1
0
110
100
1000
80
100
Efficiency vs Output Current (5.0V)
0
0.4
0.8
1.2
20
40
60
80 100
1.6
2.0
0.0
VIN=3.0V
VIN=2.0V
VIN=0.9V
Output Current, IOUT (mA)
Startup/Hold Voltage vs Output Current
(Using MOSFET) Output Current (3.3V)
Vstart
Vnold
Output Current, IC (mA)
-50
5
10
15
-
25
0
25
50
100
20
25
75
0
0
120
140
160
200
400
600
800
180
200
1000
100
80
60
40
20
0
EXT ON-Resistance vs Temperature
VOUT=5.0V×0.96
VEXT=VOUT-0.4V
Open-Loop Test
VOUT=5.0V×0.96
VEXT=0.4V
Open-Loop Test
Temperature℃
Output Current, IOUT (mA)
VIN=2.0V
VIN=1.5V
VIN=3.0V
VIN=4.5V
Ripple Voltage vs Output Current
-50
200
300
400
-25
0
025
50
100
500
600
75
100
-50
200
300
400
-25
0
025
50
100
500
600
75
100
Oscillator Frequency vs. Temperature
Temperature (℃)
Oscillator Frequency vs. Temperature
VOUT=3.3V
VOUT=5V



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