CS5231-3
Package Pin Description
PACKAGE PIN #
PIN SYMBOL
FUNCTION
5Lead D
2
PAK
1
2
3
4
5
N/C
V
IN
Gnd
V
OUT
AuxDrv
No connection.
Input voltage.
Ground and IC substrate connection (case).
Regulated output voltage.
Output used to control an auxiliary supply voltage. This lead is
driven low if V
IN
is less than 4.5V, and is otherwise pulled up
to V
IN
through an internal 10kΩ resistor.
Typical Performance Characteristics
3.302
I
OUT
= 10mA
80
4.75V <V
IN
< 6V
70
Output Voltage (V)
3.300
I
OUT
= 500mA
3.298
Line Regulation (µV)
60
125°C
50
27°C
40
0°C
0.0
0.2
0.4
3.296
0
20
40
60
80
100
120
Junction Temperature (°C)
Output Voltage vs. Junction Temperature
I
OUT
(A)
Line Regulation vs. I
OUT
Over Temperature
1.2
125°C
1.0
Load Regulation (mV)
0.8
0.6
0.4
27°C
0.2
0°C
0.0
0.0
0.2
0.4
Reverse Current (µA)
390
380
370
360
0
20
40
60
80
100
120
I
OUT
(A)
Load Regulation vs. I
OUT
Over Temperature
Junction Temperature (°C)
Reverse Current vs. Junction Temperature
3
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
