si-3101s Sanken Electric Co., Ltd., si-3101s Datasheet
si-3101s
Manufacturer Part Number
si-3101s
Description
Dropper Type Dual Output Regulator
Manufacturer
Sanken Electric Co., Ltd.
Datasheet
1.SI-3101S.pdf
(2 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SI-3101S
Manufacturer:
FSC
Quantity:
20 000
14
Dropper Type Dual Output Regulator SI-3101S
Features
Absolute Maximum Ratings
Electrical Characteristics
*3. I
*4. Overvoltage protection circuit is built only in CH2 (V
*5. The indicated temperatures are junction temperatures.
*6. All terminals, except V
Notes:
*1. Since P
*2. Refer to the dropout voltage.
Junction to case thermal resistance
DC input voltage
Battery reverse connection
Output control terminal voltage
Output current
Power Dissipation
Junction Temperature
Operating temperature
Storage temperature
Junction to ambient-air thermal
resistance
Input voltage
Output voltage
Channel-channel voltage difference
Dropout voltage
Line regulation
Load regulation
Quiescent circuit current
Overcurrent protection
starting current
Output control voltage
Output control current
Overvoltage protection starting
voltage
Thermal protection starting
temperature
Ripple rejection
Single input dual output <sub output (5V/0.07A), main output (5V/0.4A)>
Main output can be externally turned ON/OFF (with ignition switch, etc.)
Low standby current ( 0.8mA)
Low dropout voltage
Built-in constant current type overcurrent, overvoltage and thermal protection circuits
TO-220 equivalent 5-terminal full-mold package
<most suitable as memory backup power supply>
drops to –5%.
depending on operating conditions. Refer to the Ta—P
S1
rating shall be the point at which the output voltage V
(V
Parameter
Parameter
O1
D
—V
(max)
O2
)
= (V
Output ON
Output OFF
Output ON
Output OFF
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
IN
– V
IN
O
) • I
and GND, are open.
Symbol
Symbol
O1
V
V
R
R
I
I
V
V
V
V
V
T
1V
Tstg
V
V
V
V
V
P
P
T
V
(S1) 1
(S1) 2
I
V
I
I
O LINE1
O LINE2
O LOAD1
O LOAD2
I
V
DIF1
DIF2
REJ1
REJ2
Iq
Tj
CH
OVP
TSD
INB
O1
O2
V
CH
CL
OP
j
j
O1
O2
CL
+ (V
IN
D1
D2
-c
-a
IN
C
O
IN
– V
–100
4.80
4.80
–0.3
O2
min
130
4.2
3.2
0.1
0.5
35
6
) • I
*
*
*
*
*
2
3
3
5
4
O2
–40 to +125
–40 to +115
–40 to +125
Ratings
Ratings
= 18 (W), V
66.7
5.00
5.00
typ
–13
V
0.07
0.4
1.5
5.5
4.5
3.5
40
18
10
10
30
40
54
54
IN
*
*
(Tj=25ºC, V
6
*
1
O2
1
side).
D
IN
max
100
curve to compute the corresponding values.
5.20
5.20
5.30
1.0
1.0
0.8
4.8
3.8
35
30
30
70
70
O1
(max)
*
or V
1
, I
IN
O2
O1
ºC/W
ºC/W
=14V unless otherwise specified)
Unit
Unit
mV
mV
mV
mV
mA
ºC
ºC
ºC
dB
dB
ºC
W
W
V
V
V
A
A
A
A
V
V
V
V
V
V
V
V
V
(max)
(V
A
A
IN
= 14V, I
With infinite heatsink
Stand-alone without heatsink
Stand-alone without heatsink
and I
One minute
I
I
V
= 0A up to load short-circuiting
I
I
V
V
I
I
f =100 to 120Hz
f =100 to 120Hz
I
V
V
O
O
O1
O2
O1
O2
O
IN
IN
IN
C
C
=0A, V
=0.05A
=0.3A
=4.8V
=3.2V
=0 to 40V, I
=0 to 0.05A
=0 to 0.3A
=6 to 18V, I
=6 to 18V, I
0.05A
0.4A
O2
O1
(max)
= 0.05A or I
C
Conditions
Conditions
=0V
O1
O
O
may be limited
=0.05A
=0.3A
and I
(Ta=25ºC)
O2
O2
= 0.3A)
External Dimensions
Equivalent Circuit Diagram
Standard Circuit Diagram
C
C
*1 C
*
V
V
2
O1
O2
IN
D
C
1,
:
:
IN
1
2
D
:
a
2,
b
1
OVP
D
3.2
P1.7
CONT
3
2
10.0
0.2
: Protection diode.
0.7
3
Output capacitor (47 to 100 F, 50V)
Output capacitor (47 to 100 F, 50V)
Anti-oscillation capacitors (approx. 47 F).
Tantalum capacitors are recommended, especially
at low temperatures.
Required as protection against reverse biasing
between input and output.
(Recommended diode: Sanken EU2Z.)
0.2
• 4 = 6.8
TSD
C
4
D
IN
1
+
5
V
IN
0.95
0.85
0.7
V
C
+0.2
–0.1
0.15
1
2
(Forming No. 1101)
1. V
2. V
3. GND
4. V
5. V
SI-3101S
D
OCP
ERR
OCP
ERR
3
3
IN
C
O1
O2
0.45
D
3.9
(on/off)
GND
2
+0.2
–0.1
8.2
5
4
(unit: mm)
0.7
4.2
2.8
2.6
(4.3)
REF
V
V
0.2
0.1
O1
0.2
O2
DET
DET
C
a: Type No.
b: Lot No.
O1
+
+
C
O2
3
4
5
V
GND
V
O1
O2
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si-3101s Summary of contents
Page 1
... Dropper Type Dual Output Regulator SI-3101S Features Single input dual output <sub output (5V/0.07A), main output (5V/0.4A)> Main output can be externally turned ON/OFF (with ignition switch, etc.) <most suitable as memory backup power supply> Low standby current ( 0.8mA) Low dropout voltage 1V Built-in constant current type overcurrent, overvoltage and thermal protection circuits ...
Page 2
... C 22V 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Output current I (A) O Ta—P Characteristics D 20 With silicone grease G746 With infinite heatsink (Shin-Etsu Chemical) Heatsink: aluminum 15 200 • 200 • 2mm (2.3ºC/W) 10 100 • 100 • 2mm (5.2ºC/W) 75 • 75 • 2mm (7.6ºC/W) 5 Without heatsink 0 --30 --20 0 ...