RT8286
Current Limit vs. Input Voltage
10
8
6
4
2
0
4 6 8 10 12 14 16 18 20 22
Input Voltage (V)
Load Transient Response
Current Limit vs. Temperature
10
8
6
4
2
0
-50 -25
VIN = 12V, VOUT = 1.22V
0
25 50 75
Temperature (°C)
100 125
Load Transient Response
VOUT
(200mV/Div)
VOUT
(200mV/Div)
IOUT
(1A/Div)
VOUT
(50mV/Div)
VLX
(10V/Div)
VIN = 12V, VOUT = 1.22V, IOUT = 0A to 2A
Time (100μs/Div)
IOUT
(1A/Div)
Output Voltage Ripple
VOUT
(50mV/Div)
VLX
(10V/Div)
VIN = 12V, VOUT = 1.22V, IOUT = 1A to 2A
Time (100μs/Div)
Output Voltage Ripple
IL
(2A/Div)
VIN = 12V, IOUT = 1A
Time (1μs/Div)
IL
(2A/Div)
VIN = 12V, IOUT = 2A
Time (1μs/Div)
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
DS8286-02 June 2012
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
7