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RT8239 Datasheet(PDF) 13 Page - Richtek Technology Corporation

Part # RT8239
Description  High Efficiency, Main Power Supply Controller for Notebook Computers
PDF  24 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT8239 Datasheet(HTML) 13 Page - Richtek Technology Corporation

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RT8239A/B/C
13
DS8239A/B/C-06 October 2012
www.richtek.com
©
Copyright 2012 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
VOUT2 Output Voltage vs. Load Current
3.372
3.378
3.384
3.390
3.396
3.402
3.408
3.414
3.420
0.001
0.01
0.1
1
10
Load Current (A)
VIN = 12V, RTON = 100k
Ω, ENLDO = VIN,
VENTRIP1 = 5V, VENTRIP2 = 1.5V
ASM
DEM
VOUT1 Output Voltage vs. Load Current
5.010
5.013
5.016
5.019
5.022
5.025
5.028
5.031
5.034
0.001
0.01
0.1
1
10
Load Current (A)
VIN = 12V, RTON = 100k
Ω, ENLDO = VIN,
VENTRIP1 = 1.5V, VENTRIP2 = 5V
ASM
DEM
Standby Input Current vs. Input Voltage
226
228
230
232
234
236
238
240
6
8
10
12
14
16
18
20
22
24
26
Input Voltage (V)
VENTRIP1 = VENTRIP2 = 5V, ENLDO = VIN, No Load
LDO5 Output Voltage vs. Output Current
5.048
5.052
5.056
5.060
5.064
5.068
5.072
0
10
2030
405060
7080
90
100
Output Current (mA)
VIN = 12V, VENTRIP1 = VENTRIP2 = 5V, ENLDO = VIN
LDO3 Output Voltage vs. Output Current
3.334
3.336
3.338
3.340
3.342
3.344
3.346
3.348
3.350
3.352
3.354
0
1020304050
60708090
100
Output Current (mA)
VIN = 12V, VENTRIP1 = VENTRIP2 = 5V, ENLDO = VIN
No Load Battery Current vs. Input Voltage
0.1
1
10
100
6 7 8 9 101112131415 16171819202122232425
Input Voltage (V)
RTON = 100k
Ω, VENTRIP1 = VENTRIP2 =1.5V,
EVLDO = VIN
ASM
DEM



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