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RT9503 Datasheet(PDF) 9 Page - Richtek Technology Corporation

Part # RT9503
Description  Fully Integrated Linear Single Cell Li-Ion Battery Charger with Power Path
PDF  15 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9503 Datasheet(HTML) 9 Page - Richtek Technology Corporation

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RT9503
9
DS9503-03 April 2011
www.richtek.com
USB Power Off
Time (500us/Div)
VBATT
(5V/Div)
VSYS
(5V/Div)
VUSB
(5V/Div)
IUSB
(1A/Div)
ISYS = 500mA, ICharger = 500mA
ISETU Threshold Voltage vs. USB Voltage
0.0
0.4
0.8
1.2
1.6
2.0
4.5
4.8
5.1
5.4
5.7
6
6.3
6.6
USB Voltage (V)
VBATT = 3.8V
Rising
Falling
Regulation Voltage vs. Temperature
4.14
4.16
4.18
4.20
4.22
4.24
4.26
-25 -15
-5
5
1525354555
657585
Temperature
ACIN = 5V, ICharger = 500mA
(
°C)
ACIN Power Off
Time (500us/Div)
VBATT
(5V/Div)
VSYS
(5V/Div)
VIN
(5V/Div)
IACIN
(1A/Div)
ISYS = 500mA, ICharger = 500mA
USB Power On
Time (1ms/Div)
EN
(5V/Div)
VSYS
(5V/Div)
VUSB
(5V/Div)
IUSB
(1A/Div)
VBATT = 3.7V, ISYS = 500mA, ICharger = 500mA
ACIN Power On
Time (1ms/Div)
EN
(5V/Div)
VSYS
(5V/Div)
VACIN
(5V/Div)
IACIN
(1A/Div)
VBATT = 3.7V, ISYS = 500mA, ICharger = 500mA



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