RT8073 데이터 시트보기 (PDF) - Richtek Technology
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RT8073 Datasheet PDF : 16 Pages
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RT8073
Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
10
0
0.001
Efficiency vs. Load Current
VIN = 3.3V
VIN = 4V
VIN = 5V
VOUT = 1.1V
0.01
0.1
1
10
Load Current (A)
1.16
1.15
1.14
1.13
1.12
1.11
1.10
1.09
1.08
1.07
1.06
-50
Output Voltage vs. Temperature
VIN = 5V, VOUT = 1.1V, IOUT = 1.5A
-25
0
25 50 75 100 125
Temperature (°C)
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
2.5
Frequency vs. Input Voltage
VOUT = 1.1V, IOUT = 1.3A
3
3.5
4
4.5
5
5.5
Input Voltage (V)
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
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8
1.20
1.18
1.16
1.14
1.12
1.10
1.08
1.06
1.04
1.02
1.00
2.5
Output Voltage vs. Input Voltage
VOUT = 1.1V
3
3.5
4
4.5
5
5.5
Input Voltage (V)
Output Voltage vs. Output Current
1.18
1.16
1.14
1.12
1.10
1.08
1.06
VIN = 5V
VIN = 4V
VIN = 3.3V
1.04
1.02
VOUT = 1.1V
0.0 0.6 1.2 1.8 2.4 3.0 3.6 4.2 4.8 5.4 6.0
Output Current (A)
Switching Frequency vs. Temperature
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
-50 -25
VOUT = 1.1V, IOUT = 1.3A
0
25 50 75
Temperature (°C)
100 125
is a registered trademark of Richtek Technology Corporation.
DS8073-01 November 2012
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