1-1 Regulator ICs
Selection Guide
Linear Regulator ICs (low dropout voltage, built-in overcurrent, thermal protection circuits)
Surface-Mount Type
Output Current
Series Name
(A)
SI-3000LU
SI-3000LSA
SI-3000KS
SI-3000KM
SI-3000KD
SI-3000LLSL
SI-3000ZD
0.25
1.0
1.0
1.0
1.0
1.5
3.0
1.8
2.5
3.3
Output Voltage
(V)
5
9
12
1.0
1.1
Variable (Reference Voltage)
(V)
1.25
1.28
SOT89-5
SOP8
SOP8
TO252-5
TO263-5
SOP8
TO263-5
Package
Low Current
Consumption
During OFF
Output
ON/OFF
Overcurrent
Protection
Characteristic
Drooping
Foldback
Drooping
Foldback*
1
Foldback*
2
Foldback
Foldback
Page
8
10
12
14
18
22
24
: Sample available
: Available
*1: Drooping for SI-3012KM/3018KM/3025KM/3033KM
*2: Drooping for SI-3012KD/3018KD/3025KD/3033KD
Thru-hole Type
Output Current
Series Name
(A)
SI-3000B
SI-3000F
SI-3000KFE
SI-3000C
SI-3000R
SI-3000J
SI-3000ZFE
0.27
1.0
1.0
1.5
1.5
2.0
3.0
3.3
5
9
Output Voltage
(V)
12
15
15.7
24
1
Variable (Reference Voltage)
(V)
1.1
2.55
TO220F-5
TO220F-5
TO220F-5
TO220F-5
TO220F-5
TO220F-5
TO220F-5
Package
Low Current
Consumption
During OFF
Output
ON/OFF
Overcurrent
Protection
Characteristic
Foldback
Foldback
Foldback
Foldback*
3
Drooping
Foldback
Foldback
Page
26
28
32
34
38
40
42
: Sample available
: Available
*3:Drooping for SI-3033C
4
ICs
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