RT2660
Load Transient Response
Load Transient Response
VIN = 2.5V, VOUT = 0.603V,
IOUT = 0A to 3A, L = 0.25μH
VIN = 2.5V, VOUT = 0.603V,
IOUT = 0A to 6A, L = 0.25μH
VOUT
VOUT
(20mV/Div)
(20mV/Div)
IOUT
IOUT
(2A/Div)
(2A/Div)
Time (100μs/Div)
Time (100μs/Div)
Output Ripple Voltage
Output Ripple Voltage
VIN = 2.5V, VOUT = 0.603V,
IOUT = 3A, L = 0.25μH
VIN = 2.5V, VOUT = 0.603V,
IOUT = 6A, L = 0.25μH
VOUT
VOUT
(10mV/Div)
(10mV/Div)
VLX
VLX
(2V/Div)
(2V/Div)
IOUT
(4A/Div)
IOUT
(4A/Div)
Time (1μs/Div)
Time (1μs/Div)
EN Threshold vs. Temperature
Shutdown Current vs. Temperature
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
7
6
5
4
3
2
1
0
EN High Level Threshold
EN Low Level Threshold
VIN = 2.5V, VOUT = 0.603V, IOUT = 0A
VIN = 2.5V, VOUT = 0.603V, IOUT = 0A
0.0
-50
-25
0
25
50
75
100
125
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Copyright 2015 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS2660-00 September 2015
www.richtek.com
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