RT8286 데이터 시트보기 (PDF) - Richtek Technology
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RT8286 Datasheet PDF : 14 Pages
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RT8286
Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
10
0
0
Efficiency vs. Output Current
VIN = 12V
VIN = 21V
VOUT = 1.22V, IOUT = 0A to 2A
0.25 0.5 0.75 1 1.25 1.5 1.75 2
Output Current (A)
Reference Voltage vs. Temperature
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
-50 -25
0
25 50 75
Temperature (°C)
100 125
Switching Frequency vs. Input Voltage
550
525
500
475
450
425
400
375
VOUT = 1.22V, IOUT = 0.8A
350
4 6 8 10 12 14 16 18 20 22
Input Voltage (V)
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
www.richtek.com
6
Reference Voltage vs. Input Voltage
0.830
0.825
0.820
0.815
0.810
0.805
0.800
0.795
0.790
4 6 8 10 12 14 16 18 20 22
Input Voltage (V)
Output Voltage vs. Output Current
1.240
1.235
1.230
1.225
1.220
1.215
1.210
1.205
1.200
0
VIN = 12V, VOUT = 1.22V, IOUT = 0A to 2A
0.25 0.5 0.75 1 1.25 1.5 1.75 2
Output Current (A)
Switching Frequency vs. Temperature
550
525
500
475
450
425
400
375
350
-50 -25
VIN = 12V, VOUT = 1.22V, IOUT = 1A
0
25 50 75
Temperature (°C)
100 125
is a registered trademark of Richtek Technology Corporation.
DS8286-02 June 2012
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