RT7274/79/80/81
Shutdown Current vs. Temperature
Quiescent Current vs. Temperature
10
9
8
7
6
5
4
3
2
1
0
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
VIN = 12V
100 125
VIN = 12V
-50
-25
0
25
50
75
-50
-25
0
25
50
75
100
125
Temperature (°C)
Temperature (°C)
Load Transient Response
Load Transient Response
RT7279/81
RT7279/81
VOUT
VOUT
(20mV/Div)
(20mV/Div)
IOUT
IOUT
(1A/Div)
(1A/Div)
VOUT = 12V, VOUT = 1.05V, IOUT = 10mA to 2A
VOUT = 12V, VOUT = 1.05V, IOUT = 1A to 2A
Time (100μs/Div)
Time (100μs/Div)
Load Transient Response
Load Transient Response
RT7274/80
RT7274/80
VOUT
VOUT
(50mV/Div)
(20mV/Div)
IOUT
IOUT
(1A/Div)
(1A/Div)
VOUT = 12V, VOUT = 1.05V, IOUT = 10mA to 2A
VOUT = 12V, VOUT = 1.05V, IOUT = 1A to 2A
Time (100μs/Div)
Time (100μs/Div)
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14
DS7274/79/80/81-01 February 2013
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
