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RT9481 Datasheet(PDF) 12 Page - Richtek Technology Corporation

Part # RT9481
Description  Easy to Use Power Bank Solution
PDF  41 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9481 Datasheet(HTML) 12 Page - Richtek Technology Corporation

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RT9481
Copyright © 2015 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
DS9481-00 June 2015
12
Typical Operating Characteristics
Boost Efficiency vs Output Current
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0
500
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Output Current (mA)
VIN = 3V
VIN = 3.4V
VIN = 3.7V
VIN = 3.9V
VOUT = 5V, L = 1μH (TDK SPM6530)
Charging Efficiency vs. Charging Current
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Charging Current (mA)
VBUS = 5V, L = 1μH (TDK SPM6530), CIN = 1μF
VBAT = 3.3V, VOUT = 5V, IOUT = 1000mA,
L = 1
H, C
OUT = 10F
VLX
(2V/Div)
VOUT_ac
(50mV/Div)
Time (500ns/Div)
Steady State
VLX
(2V/Div)
VOUT_ac
(50mV/Div)
Time (500ns/Div)
Steady State
VLX
(2V/Div)
VOUT_ac
(50mV/Div)
Time (500ns/Div)
Steady State
VBAT = 3.7V, VOUT = 5V, IOUT = 1000mA,
L = 1
H, C
OUT = 10F
VLX
(2V/Div)
VOUT_ac
(50mV/Div)
Time (500ns/Div)
Steady State



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