Datasheet

LM2931, NCV2931 Series
http://onsemi.com
6
I
O
= 100 mA
I
O
= 10 mA
, OUTPUT VOLTAGE (V)
O
V
-V
in O
, DROPOUT VOLTAGE (mV)V
V
in
, INPUT VOLTAGE (V)
-20 -10 0 10 20 30 40 50 60
0
1.0
2.0
3.0
4.0
5.0
6.0
V
out
= 5.0 V
R
L
= 500 W
T
A
= 25°C
, OUTPUT CURRENT (mA)
O
V
in
, INPUT VOLTAGE (V)
50
150
250
350
0 5.0 10 15 20 25 30
I
T
J
= -40°C
T
J
= 25°C
T
J
= 85°C
V
in
(10 V/DIV)
V
O
(5.0 V/DIV)
0
0
t, TIME (50 ms/DIV)
, INPUT VOLTAGE, OUTPUT VOLTAGE
, OUTPUT VOLTAGE (V)
O
V
in
, INPUT VOLTAGE (V)
0
1.0
2.0
3.0
4.0
5.0
6.0
0 1.0 2.0 3.0 4.0 5.0 6.0
V
T
J
, JUNCTION TEMPERATURE (°C)
0
100
200
300
0 25 50 75 100 125
I
O
= 50 mA
-V
in O
I
O
, OUTPUT CURRENT (mA)
0 20 40 60 80 100
0
40
80
120
160
200
V
in
= 14 V
DV
out
= 100 mV
T
J
= 25°C
, DROPOUT VOLTAGE (mV)V
V
out
= 5.0 V
R
L
= 50 W
C
O
= 100 mF
t = 150 ms
T
A
= 25°C
V
CC
= 15 V
V
FB1
= 5.05 V
Dashed lines below V
in
= 5.0 V
are for Adjustable output devices only.
Figure 1. Dropout Voltage versus Output Current
V
in
= 14 V
DV
out
= 100 mV
V
out
= 5.0 V
T
A
= 25°C
R
L
= 50 W
I
O
= 100 mA
Figure 1. Dropout Voltage versus Output Current Figure 2. Dropout Voltage versus
Junction Temperature
Figure 3. Peak Output Current versus Input Voltage
Figure 4. Output Voltage versus Input Voltage
Figure 5. Output Voltage versus Input Voltage Figure 6. Load Dump Characteristics