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RT5021 Folha de dados(PDF) 29 Page - Richtek Technology Corporation

Nome de Peças RT5021
Descrição Electrónicos  Channels DC/DC PMU with Li-ion Battery Charger
PDF  67 Pages
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Fabricante Electrônico  RICHTEK [Richtek Technology Corporation]
Página de início  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT5021 Folha de dados(HTML) 29 Page - Richtek Technology Corporation

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RT5021
29
DS5021-01 April 2013
www.richtek.com
Copyright
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
©
VIN - VSYS Dropout Voltage vs. Temperature
200
225
250
275
300
325
350
375
400
425
450
-50
-25
0
25
50
75
100
125
Temperature (°C)
VBAT - VSYS Dropout Voltage vs. Temperature
50
55
60
65
70
75
80
85
90
95
100
-50
-25
0
25
50
75
100
125
Temperature (°C)
ISYS = 1A
VBAT = 3.7V, ISYS = 1A, USUS = H
Time (25ms/Div)
The Temperature of Battery Status
IBAT
(1A/Div)
VTS
(2V/Div)
Normal -> Hot -> Too Hot (Current)
JEITA = 0, ISETH = 0, ISETC = 0,
or
JEITA = 0, ISETH = 0, ISETC = 1,
Time (1ms/Div)
IIN
VSYS
VIN
VBAT = Real Battery, 1.5A Mode
ISYS = 0A to 2A
APPM
VBAT
ISYS
IBAT
(1V/Div) /
(1A/Div)
System Regulation Voltage vs. Temperature
4.85
4.87
4.89
4.91
4.93
4.95
4.97
4.99
5.01
5.03
5.05
-50
-25
0
25
50
75
100
125
Temperature (°C)
ISYS = 0.5A
OVP Threshold Voltage vs. Temperature
6.32
6.34
6.36
6.38
6.40
6.42
6.44
6.46
6.48
6.50
6.52
-50
-25
0
25
50
75
100
125
Temperature (°C)
Rising
Falling



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