CS5231-3GDF8 ONSEMI [ON Semiconductor], CS5231-3GDF8 Datasheet - Page 5

• Manufacturer Part Number: CS5231-3GDF8
• Description: 500 mA, 3.3 V Linear Regulator with Auxiliary Control
• Manufacturer: ONSEMI [ON Semiconductor]

5.0
4.8
4.6
4.4
4.2
4.0
2.6
2.4
2.2
2.0
1.8
1.6
Figure 8. Ground Current vs. Load Current
0
0.0
Figure 10. AuxDrv Current Limit vs. Junction
20
I
GND
T
5.0 V PCI
J
40
@ 0°C
= 0°C
3.3 V V
Load Current (A)
0.2
Temperature
Temperature (°C)
33 mF
60
C1
AUX
I
33 mF
GND
C1
T
80
I
GND
J
@ 125°C
= 125°C
T
J
@ 27°C
= 27°C
V
GND
100
Figure 12. Application Circuit
IN
0.4
CS5231−3
http://onsemi.com
120
AuxDrv
V
140
OUT
5
M1
* indicates PFET body diode
1000
33 mF
500
100
3.4
3.3
3.2
10
10
C3
0
Figure 9. Region of Stable Operation
1.0
Stable Region
T
V
Figure 11. Transient Response
J
DD
= 25°C
ASIC
2.0
Time, 5.0 ms per division
Capacitance ESR (W)
3.0
4.0
C
V
OUT
C
IN
5.0
IN
= 5.00 V
= 33 mF
= 33 mF
6.0
7.0