RT8259 데이터 시트보기 (PDF) - Richtek Technology
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RT8259 Datasheet PDF : 13 Pages
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Typical Operating Characteristics
Efficiency vs. Load Current
100
VIN = 12V
90
80
VIN = 24V
70
60
50
40
30
20
10
VOUT = 5V
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2
Load Current (A)
Output Voltage vs. Load Current
3.333
3.328
3.323
3.318
VIN = 24V
3.313
3.308
VIN = 12V
3.303
3.298
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2
Load Current (A)
1.55
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
4
Frequency vs. Input Voltage
VOUT = 3.3V, IOUT = 0.3A
6.5 9 11.5 14 16.5 19 21.5 24
Input Voltage (V)
DS8259-03 March 2011
RT8259
Efficiency vs. Load Current
100
90
VIN = 12V
80
VIN = 24V
70
60
50
40
30
20
10
VOUT = 3.3V
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2
Load Current (A)
Output Voltage vs. Temperature
3.38
3.36
3.34
3.32
VIN = 24V
3.30
VIN = 12V
3.28
3.26
3.24
3.22
-50 -25
IOUT = 0A
0
25 50 75 100 125
Temperature (°C)
1.55
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
-50
Frequency vs. Temperature
VIN = 12V, VOUT = 3.3V, IOUT = 0.3A
-25
0
25 50 75 100 125
Temperature (°C)
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