Sanken Electric Co SI-8120S Datasheet
●SI-8000S Series
SI-8000S Series
Full-Mold, Separate Excitation Switching Type
■Features
• Compact full-mold package (equivalent to TO220)
• Output current: 3.0A
• High efficiency: 79 to 91%
• Requires only 4 external components
• Phase correction and output voltage adjustment performed internally
• Built-in reference oscillator (60kHz)
• Built-in overcurrent and thermal protection circuits
• Built-in soft start circuit (output ON/OFF control)
■Applications
• Power supplies for telecommunication equipment
• Onboard local power supplies
■Lineup
Part Number SI-8033S SI-8050S SI-8090S SI-8120S SI-8150S
VO(V) 3.3 5.0 9.0 12.0 15.0
IO(A) 3.0
■Absolute Maximum Ratings
Parameter
DC Input Voltage
Power Dissipation
Junction Temperature
Storage T emperature
SW Terminal Applied Reverse Voltage
Thermal Resistance(junction to case)
*SI-8033S: 35V
Symbol
VIN
PD1
PD2
Tj
Tstg
VSW
Rth(j-c)
Ratings
*
43
18(With infinite heatsink)
1.5(Without heatsink, stand-alone operation)
+125
–40 to +125
–1
5.5
■Recommended Operating Conditions
Parameter
DC Input Voltage Range
Output Current Range
Operating Junction Temperature Range
Symbol
VIN
IO
Tjop
SI-8033S SI-8050S SI-8090S SI-8120S SI-8150S
5.5 to 28 7 to 40 12 to 40 15 to 40 18 to 40
Ratings
0 to 3.0
–30 to +125
Unit
V
W
W
°C
°C
V
°C/W
Unit
V
A
°C
80
●SI-8000S Series
■Electrical Characteristics
Parameter
SI-8000S
Output Voltage
SI-8000SS
Efficiency
Switching Frequency
Line Regulation
Load Regulation
Temperature Coefficient of Output Voltage
Ripple Rejection
Overcurrent Protection
Starting Current
*1
Symbol
Conditions
Conditions
Conditions
∆VOLINE
Conditions
∆VOLOAD
Conditions
∆VO/∆Ta
RREJ
Conditions
Conditions
VO
η
f
IS1
*1: "S" may be indicated to the right of the Sanken logo.
SI-8033S SI-8050S SI-8090S SI-8120S SI-8150S
min. typ. max. min. typ. max. min. typ. max. min. typ. max. min. typ. max.
3.17 3.30 3.43 4.80 5.00 5.20 8.55 9.00 9.45 11.50 12.00 12.50 14.25 15.00 15.75
3.234 3.30 3.366 4.90 5.00 5.10 8.73 9.00 9.27
VIN=15V, IO=1.0A VIN=20V, IO=1.0A VIN=21V, IO=1.0A VIN=24V, IO=1.0A VIN=25V, IO=1.0A
79 84 88 90 91
VIN=15V, IO=1.0A VIN=20V, IO=1.0A VIN=21V, IO=1.0A VIN=24V, IO=1.0A VIN=25V, IO=1.0A
60 60 60 60 60
VIN=15V, IO=1.0A VIN=20V, IO=1.0A VIN=21V, IO=1.0A VIN=24V, IO=1.0A VIN=25V, IO=1.0A
25 80 40 100 50 120 60 130 60 130
VIN=8 to 28V, IO=1.0A VIN=10 to 30V, IO=1.0A VIN=15 to 30V, IO=1.0A VIN=18 to 30V, IO=1.0A VIN=21 to 30V, IO=1.0A
10 30 10 40 10 40 10 40 10 40
VIN=15V, IO=0.5 to 1.5A VIN=20V, IO=0.5 to 1.5A VIN=21V, IO=0.5 to 1.5A VIN=24V, IO=0.5 to 1.5A VIN=25V, IO=0.5 to 1.5A
±0.5 ±0.5 ±1.0 ±1.0 ±1.0
45 45
f=100 to 120HZf=100 to 120HZf=100 to 120HZf=100 to 120HZf=100 to 120H
3.1 3.1 3.1 3.1 3.1
VIN=15V VIN=20V VIN=21V VIN=24V VIN=25V
Ratings
–
45 45 45
Z
(Ta=25°C)
Unit
V
%
kHZ
mV
mV
mV/°C
dB
A
■Outline Drawing
±0.2
3.2
φ
10.0
Part Number
Lot Number
±0.7
P1.7
12345
±0.2
×4=6.8
0.95
0.85
±0.7
0.5
±0.15
+0.2
–0.1
(unit: mm)
±0.2
4.2
±0.2
2.8
±0.2
±0.2
4.0
7.9
±0.3
16.9
2.6
±0.1
(17.9)
Plastic Mold Package Type
Flammability: UL94V-0
Weight: Approx. 2.3g
(2.0)
±0.6
5.0
q VIN
w SWOUT
0.45
3.9
(4.6)
+0.2
–0.1
±0.7
8.2
(4.3)
±0.7
(8.0)
e GND
r VOS
t S.S
Forming No. 1101
81
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