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RT4832AWSC Fiches technique(PDF) 10 Page - Richtek Technology Corporation

No de pièce RT4832AWSC
Description  Sub PMIC with Dual-Output Boost Converter
PDF  26 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  RICHTEK [Richtek Technology Corporation]
Site Internet  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT4832AWSC Fiches technique(HTML) 10 Page - Richtek Technology Corporation

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RT4832A
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
DS4832A-00
January
2017
10
DSV Accuracy_CPOUT
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
0
10
20
30
40
DAC Code
2.5V
3V
3.5V
4V
4.5V
VIN = 3.7V, 0x0C = 0x48, 0x0D = 0x18,
0x0E = 0x14, 0x0F = 0x14
BLED Accuracy Linearty
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
0.005
0.01
0.015
0.02
0.025
ILED (A)
VIN = 3.7V, 2P10S, LED Brightness
code from 0 to 2048
BLED Matching Linearty
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0.005
0.01
0.015
0.02
0.025
ILED (A)
VIN = 3.7V, 2P10S, LED Brightness
code from 0 to 2048
BLED ILED vs. Brightness Code
0.000
0.005
0.010
0.015
0.020
0.025
0
256
512
768
1024 1280 1536 1792 2048
Brightness Code
VIN = 3.7V, 2P10S, LED Brightness
code from 0 to 2048, 0x02[4] = 1
BLED ILED vs. Brightness Code
0.000
0.005
0.010
0.015
0.020
0.025
0
256
512
768
1024 1280 1536 1792 2048
Brightness Code
VIN = 3.7V, 2P10S, LED Brightness
code from 0 to 2048, 0x02[4] = 0
BLED Efficiency vs. Input Voltage
70
72
74
76
78
80
82
84
86
88
90
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
VIN = 2.5V to 5.5V, 2P10S,
ILED = 25mA per string
1MHz
500kHz



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