si-3120c Sanken Electric Co., Ltd., si-3120c Datasheet - Page 6

• Manufacturer Part Number: si-3120c
• Description: 5-terminal, Full-mold, Low Dropout Voltage Linear Regulator Ics
• Manufacturer: Sanken Electric Co., Ltd.

ITypical Characteristics
(T
a
0.8
0.6
0.4
0.2
=25°C)
0
5
4
3
2
1
0
5
4
3
2
1
0
6
5
4
3
2
1
0
0
0
0
0
Output Voltage(SI-3033C)
Overcurrent Protection Characteristics(SI-3033C)
ON/OFF Control Characteristics(SI-3050C)
I
O
V
l
O
Output ON/OFF Control Voltage (V)
IN
vs. V
=1A
=8V
0.5
1
DIF
1.0
Input Voltage V
Output Current l
Output Current I
off
0.5
1.0
Characteristics
2
0.5A
on
1.5
2.0
3
1A
5V
6V
IN
1.0
2.0
O
4
O
(V)
(A)
(A)
3.0
2.5
5
8V
1.5
3.0
4.0
6
5.08
5.06
5.04
5.02
5.00
4.98
4.96
7
6
5
4
3
2
1
0
6
5
4
3
2
1
0
–40 –20
6
5
4
3
2
1
0
Temperature Coefficient of Output Voltage(SI-3050C)
Output Voltage(SI-3050C)
Overcurrent ProtectionCharacteristics(SI-3050C)
Thermal ProtectionCharacteristics(SI-3050C)
20
0
0
V
l
O
IN
=10mA
=8V
1
Ambient Temperature T
Case Temperature T
0.5A
0
1.0
60
Input Voltage V
Output Current l
2
20
3
40
100
2.0
60
4
1A
IN
O
80 100 120 140
(V)
(A)
C
5
140
3.0
(°C)
a
(°C)
V
V
6
l
IN
O
O
=8V
=0A
=5V
180
4.0
7
Note on Thermal Protection:
The thermal protection circuit is intended for
protection against heat during instantaneous
short-circuiting. Its operation is not guaran-
teed for continuous heating condition such
as short-circuiting over extended periods of
time.
50
40
30
20
10
30
25
20
15
10
25
20
15
10
0
5
0
5
0
Circuit Current(SI-3050C)
0
Output Voltage(SI-3240C)
0
Overcurrent Protection Characteristics(SI-3240C)
0
2
10
1.0
Input Voltage V
Output Current l
Input Voltage V
GSI-3000C Series
4
20
2.0
l
O
=0A
6
0.5A
1A
1.5A
IN
IN
O
(V)
(V)
27V
(A)
30
3.0
1.0A
0A
8
V
O
=5V
10
40
4.0
41