RT8089A 데이터 시트보기 (PDF) - Richtek Technology
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RT8089A Datasheet PDF : 15 Pages
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Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
10
0
0.001
Efficiency vs. Output Current
VIN = 5V, VOUT = 3.3V
VIN = 3.3V, VOUT = 1.05V
VIN = 5V, VOUT = 1.05V
IOUT = 0A to 3A
0.01
0.1
1
10
Output Current (A)
Output Voltage vs. Output Current
3.34
3.33
3.32
3.31
3.30
3.29
3.28
0
VIN = 5V, VOUT = 3.3V, IOUT = 0A to 3A
0.5
1
1.5
2
2.5
3
Output Current (A)
Switching Frequency vs. Temperature
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
-50 -25
VIN = 5V, VOUT = 3.3V, IOUT = 0.6A
0
25 50 75
Temperature (°C)
100 125
Copyright ©2013 Richtek Technology Corporation. All rights reserved.
DS8089A-01 March 2013
RT8089A
Output Voltage vs. Output Current
1.07
1.06
1.05
1.04
1.03
VIN = 5V
VIN = 3.3V
1.02
1.01
0
VOUT = 1.05V, IOUT = 0A to 3A
0.5
1
1.5
2
2.5
3
Output Current (A)
Switching Frequency vs. Temperature
1.4
1.3
1.2
1.1
1.0
0.9
VIN = 3.3V
0.8
VIN = 5V
0.7
0.6
0.5
0.4
-50 -25
VOUT = 1.05V, IOUT = 0.6A
0
25 50 75
Temperature (°C)
100 125
Reference Voltage vs. Temperature
0.65
0.64
0.63
0.62
0.61
0.60
0.59
0.58
0.57
0.56
0.55
-50 -25
IOUT = 0.6A
0
25 50 75
Temperature (°C)
100 125
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