CS5231-3
Typical Performance Characteristics: continued
125°C
3
4.520
4.500
V
IN
Turn-on
Threshold
27°C
4.480
V
OUT
(V)
2
0°C
V
IN
Threshold Voltage (V)
4.460
4.440
1
4.420
V
IN
Turn-on
Threshold
4.400
0
0.0
0.2
0.4
0.6
0.8
1.0
4.380
0
20
40
60
80
100
120
140
I
OUT
(A)
V
OUT
vs. I
OUT
Over Temperature
Junction Temperature (C)
V
IN
Thresholds vs. Junction Temperature
2.6
1000
Ground Current (mA)
2.4
T
J
= 0°C
I
Gnd
@ 0°C
T
J
= 27°C
I
Gnd
@ 27°C
Capacitance (µF)
2.2
100
2.0
1.8
T
J
= 125°C
I
Gnd
@ 125°C
10
1.6
0.0
0.2
0.4
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
Load Current (A)
Ground Current vs. Load Current
Region of Stable Operation
Capacitance ESR(Ω)
5.000
3.400
V
OUT
4.800
3.300
C
IN
= 33µF
C
OUT
= 33µF
V
IN
= 5.00V
Current Limit (mA)
4.600
3.200
4.400
4.200
500mA
4.000
0
20
40
60
80
Temperature (C)
100
120
140
I
OUT
10mA
Time, 5µs per division
AuxDrv Current Limit vs. Junction Temperature
Transient Response
4
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
