3-Terminal Regulator
Description
GSI-3000V Series
SI-3000V Series
3-Terminal, Low Dropout Voltage Dropper Type
IFeatures
• TO-3P package 3-terminal regulator • Output current: 2.
0A • Low dropout voltage: VDIF≤1V (at IO=2.
0A) • Built-in foldback overcurrent protection circuit
IApplications
• For stabilization of the secondary stage of switching power supplies • Electronic equipment
IAbsolute Maximum Ratings
Parameter
Symbol
DC Input Voltage DC Output Current
Power Dissipation
Junction Temperature Ambient Operating Temperature Storage Temperature Thermal Resistance (junction to case)
VIN IO PD1 PD2 Tj Top Tstg Rth(j-c)
Ratings
SI-3052V
SI-3122V/3152V
25
30
2.
0
50(TC=25°C)
1.
6(Without heatsink, stand-alone operation)
–30 to +125
–20 to +100
–30 to +125
2.
0
(Ta=25°C)
Unit
V A W W °C °C °C °C/W
58
GSI-3000V Series
IElectrical Characteristics
Ratings
(Ta=25°C)
Parameter
Symbol
SI-3052V
SI-3122V
SI-3152V
unit
min.
typ.
max.
min.
typ.
max.
min.
typ.
max.
Input Voltage
VIN
6
15
13
25
16
25
V
Output Voltage
VO
4.
9
5.
0
5.
1
11.
8
12.
0
12.
2
14.
8
15.
0
15.
2
V
Conditions
VIN=8V, IO=1.
0A
VIN=16V, IO=1.
0A
VIN=20V, IO=1.
0A
VDIF
0.
5
0.
5
0.
5
Dropout Voltage
Conditions
IO=1.
0A
1.
0
1.
0
V 1.
0
Line Regulation Load Regulation Temperature Coefficient of Output Voltage
Conditions ∆VOLINE
Conditions ∆VOLOAD
Conditions ∆VO/∆Ta
10
30
VIN=6 to 15V, IO=1.
0A
40
100
VIN=8V, IO=0 to 2.
0A
±0.
5
IO=2.
0A
20
60
VIN=13 to 25V, IO=1.
0A
80
200
VIN=16V, IO=0 to 2.
0A
+1.
5
20
60
VIN=16 to 25V, IO=1.
0A
80
200
VIN=20V, IO=0 to 2.
0A
±1.
5
mV mV mV/ °C
RREJ
54
Ripple Rejection
Conditions
54 f=100 to 120HZ
54 dB
Overcurrent Protection Starting Current
IS1
2.
4
Conditions
VIN=8V
2.
4
2.
4
A
VIN=16V
VIN=20V
The following are also available: SI-3522V(5.
2V), SI-3062V(6V), SI-3082V(8V), SI-3922V(9.
2V), SI-3102V(10V), SI-3132V(13.
1V), SI-3182V(18V), SI-3202V(20V).
*: A foldback type overcurrent protection circuit is built into the IC regulator.
T...
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