CS5201-3
Block Diagram
V
OUT
V
IN
Output
Current
Limit
Thermal
Shutdown
-
+
Error
Amplifier
Bandgap
Reference
Gnd
Typical Performance Characteristics
1.00
TCASE
= 0°C
Output Voltage Deviation (%)
1000
0.10
0.08
0.06
0.04
0.02
0.00
-0.02
-0.04
-0.06
-0.08
-0.10
0.95
T
CASE
= 25°C
0.90
V
Dropout
(V)
0.85
T
CASE
= 125°C
0.80
0.75
0
200
400
600
I
OUT
(mA)
800
-0.12
0
10
20
30
40
50
60
70
80
90 100 110 120 130
T
J
(°C)
Dropout Voltage vs. Output Current
Output Voltage vs. Temperature
0.100
85
75
Output Voltage Deviation (%)
0.075
Ripple Rejection (dB)
65
55
45
35
25
0.050
T
CASE
= 125°C
T
CASE
= 25°C
0.025
T
CASE
= 25°C
I
OUT
= 1A
(V
IN
Ð V
OUT
) = 3V
V
RIPPLE
= 1.0V
PP
T
CASE
= 0°C
0.000
0
1
Output Current (A)
2
15
10
1
10
2
10
3
10
4
10
5
10
6
Frequency (Hz)
Load Regulation vs. Output Current
Ripple Rejection vs. Frequency
3
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
