High speed, Low dropout, ±1% High output accuracy with On/Off circuit CMOS Voltage Regulator
Rev. E13-01
VRH Series
TYPICAL CHARACTERISTICS – EN Rise Time (IOUT=30mA)
ò VRH1202xxx (VOUT=1.2V)
ò VRH1802xxx (VOUT=1.8V)
V
IN=VOUT+1.0V
V
IN=VOUT+1.0V
Tr=5µs, Ta=25°C, CIN=C =1.0µF
L
Tr=5µs, Ta=25°C, CIN=C =1.0µF
L
5
4
8
7
6
5
4
3
2
1
0
3
2
6
EN Input Voltage
5
4
3
2
1
0
EN Input Voltage
3
1
0
2
1
0
-1
-2
-3
Output Voltage
Output Voltage
-1
-2
-3
Time (40µs/div)
Time (40µs/div)
ò VRH2801xxx (VOUT=2.8V)
ò VRH3001xxx (VOUT=3.0V)
V
IN=VOUT+1.0V
V
IN=VOUT+1.0V
Tr=5µs, Ta=25°C, CIN=C =1.0µF
L
Tr=5µs, Ta=25°C, CIN=C =1.0µF
L
5
8
5
8
EN Input Voltage
EN Input Voltage
4
3
2
7
6
5
4
3
2
7
6
5
1
0
4
3
2
1
0
1
0
4
3
2
1
0
Output Voltage
Output Voltage
-1
-2
-3
-1
-2
-3
Time (40µs/div)
Time (40µs/div)
ò VRH3301xxx (VOUT=3.3V)
V
IN=VOUT+1.0V
Tr=5µs, Ta=25°C, CIN=C =1.0µF
L
6
5
4
9
8
7
6
5
EN Input Voltage
3
2
Output Voltage
1
4
3
2
1
0
0
-1
-2
-3
Time (40µs/div)
AnaSem
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