Typical Performance Characteristics
Load Regulation vs Output Current
Reference Voltage vs Junction Temperature
1.253
1.252
1.251
0.12
0.10
0.08
0.06
0.04
T
J
= 120°C
1.250
T
J
= 20°C
1.249
1.248
1.247
T
= 0°C
J
0.02
0
0
20
40
60
80
100
120
0
0.5
1.0
1.5
2.0
2.5
3.0
Junction Temperature (C)
Output Current (A)
Transient Response
Output Current vs VPOWER-VOUT
5.0
4.5
Measured at
DV = -1%
V
V
V
= 5.0V
= 3.3V
= 2.5V
OUT
CONTROL
POWER
OUT
4.0
3.5
3.0
2.5
C
C
C
C
= 10mF
= 100mF
= 0.1mF
= 300mF
CONTROL
POWER
ADJ
OUT
V
OUT
2.0
1.5
1.0
0.5
0
I
,
LOAD
10mA to 3A
0
1
2
3
4
5
6
V
- V
(V)
OUT
POWER
Minimum Load Current vs VCONTROL-VOUT
Adjust Pin Current vs Junction Temperature
85
80
1200
1150
VPOWER =3.3V
D VOUT=+1%
1100
1050
75
70
65
1000
950
900
850
60
0
800
1.0 2.0
3.0
4.0
5.0
6.0
7.0 8.0 9.0 10.0 11.0
80
100
120
140
20
40
60
VCONTROL-VOUT (V)
Junction Temperature (C)
4
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
