Block Diagram
VOUT
VIN
Output
Current
Limit
Thermal
Shutdown
-
+
Error
Amplifier
Bandgap
Reference
Gnd
Typical Performance Characteristics
1.00
0.95
0.10
0.08
T
= 0°C
CASE
0.06
0.04
0.02
0.00
-0.02
-0.04
T
= 25°C
CASE
0.90
0.85
0.80
0.75
-0.06
-0.08
-0.10
-0.12
T
= 125°C
CASE
200
400
600
(mA)
800
1000
0
0
10 20 30 40 50 60 70 80 90 100 110 120 130
I
OUT
T
(°C)
J
Dropout Voltage vs. Output Current
Output Voltage vs. Temperature
0.100
0.075
85
75
65
55
0.050
T
= 25°C
= 1A
CASE
T
= 125°C
CASE
45
35
I
OUT
(V Ð V
V
) = 3V
OUT
IN
T
= 25°C
CASE
= 1.0V
PP
0.025
0.000
RIPPLE
25
15
T
= 0°C
CASE
1
2
3
4
5
6
0
1
2
10
10
10
10
10
10
Output Current (A)
Frequency (Hz)
Load Regulation vs. Output Current
Ripple Rejection vs. Frequency
3
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
