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Sanken electric

SI-8503L Datasheet Preview

SI-8503L Datasheet

Separate Excitation Switching Type with Coil

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qSI-8400L/8500L Series
SI-8400L/8500L Series
Separate Excitation Switching Type with Coil
sFeatures
• Integrated switching IC and coil construction
• Requires 2 external components only
• Low switching noise
• Heatsink not required
• Built-in overcurrent and thermal protection circuits
• Built-in soft start circuit (Output ON/OFF control)...SI-8500L Series
sApplications
• Telephone power supplies
• Onboard local power supplies
sLineup
Part Number
VO(V)
IO(A)
SI-8401L
5.0
0.5
SI-8402L
12.0
0.4
SI-8403L
3.3
0.5
SI-8405L
15.0
0.4
SI-8501L
5.0
SI-8502L
12.0
SI-8503L
3.3
1.0
SI-8504L
9.0
SI-8505L
15.0
sAbsolute Maximum Ratings
Parameter
Symbol
DC Input Voltage
Power Dissipation
Junction Temperature
Storage Temperature
VIN
PD
Tj
Tstg
SI-8400L
1.25
Ratings
35
+100
–25 to +85
SI-8500L
3
Unit
V
W
°C
°C
sRecommended Operating Conditions
Parameter
Symbol
DC Input Voltage Range
Output Current Range
Operating Temperature Range
VIN
IO
Top
SI-8401L
7 to 33
0 to 0.5
Ratings
SI-8402L
SI-8403L
15 to 33
5.3 to 33
0 to 0.4
0 to 0.5
–20 to +85
SI-8405L
18 to 33
0 to 0.4
Unit
V
A
°C
Parameter
DC Input Voltage Range
Output Current Range
Operating Temperature Range
Symbol
VIN
IO
Top
SI-8501L
7 to 33
SI-8502L
15 to 33
Ratings
SI-8503L
5.3 to 33
0 to 1.0
–20 to +85
SI-8504L
12 to 33
SI-8505L
18 to 33
Unit
V
A
°C
96




Sanken electric

SI-8503L Datasheet Preview

SI-8503L Datasheet

Separate Excitation Switching Type with Coil

No Preview Available !

qSI-8400L/8500L Series
sElectrical Characteristics
Parameter
Output Voltage
Efficiency
Switching Frequency
Line Regulation
Load Regulation
Temperature Coefficient of Output Voltage
Switching Ripple
Voltage (C2=470µF)
Overcurrent Protection
Starting Current
Symbol
VO
Conditions
η
Conditions
f
Conditions
VOLINE
Conditions
VOLOAD
Conditions
VO/Ta
Vr
Conditions
IS1
Conditions
SI-8401L
min. typ. max.
4.80 5.00 5.20
VIN=20V, IO=0.3A
80
VIN=20V, IO=0.3A
60
VIN=20V, IO=0.3A
80 100
VIN=10 to 30V, IO=0.3A
30 40
VIN=20V, IO=0.1 to 0.4A
±0.5
20 40
VIN=20V, IO=0.3A
0.55
VIN=10V
Ratings
SI-8402L
SI-8403L
min. typ. max. min. typ. max.
11.40 12.00 12.60 3.17 3.30 3.43
VIN=24V, IO=0.3A
VIN=15V, IO=0.3A
88 75
VIN=24V, IO=0.3A
VIN=15V, IO=0.3A
60 60
VIN=24V, IO=0.3A
VIN=15V, IO=0.3A
100 130
60 80
VIN=18 to 30V, IO=0.3A
VIN=8 to 30V, IO=0.3A
70 95
20 30
VIN=24V, IO=0.1 to 0.4A VIN=15V, IO=0.1 to 0.4A
±1.5 ±0.5
35 70
15 30
VIN=24V, IO=0.3A
VIN=15V, IO=0.3A
0.45 0.55
VIN=18V
VIN=8V
(Ta=25°C)
SI-8405L
Unit
min. typ. max.
14.25 15.00 15.75
VIN=27V, IO=0.3A
V
89
VIN=27V, IO=0.3A
%
60
VIN=27V, IO=0.3A
kHZ
100 130
VIN=21 to 30V, IO=0.3A
mV
90 120
VIN=27V, IO=0.1 to 0.4A
mV
±1.5 mV/°C
40 80
VIN=27V, IO=0.3A
mVp-p
0.45
VIN=21V
A
Parameter
Output Voltage
Efficiency
Switching Frequency
Line Regulation
Load Regulation
Temperature Coefficient of Output Voltage
Switching Ripple
Voltage (C2=470µF)
Overcurrent Protection
Starting Current
(Ta=25°C)
Ratings
Symbol
SI-8501L
SI-8502L
SI-8503L
SI-8504L
SI-8505L
Unit
min. typ. max. min. typ. max. min. typ. max. min. typ. max. min. typ. max.
VO 4.80 5.00 5.20 11.40 12.00 12.60 3.17 3.30 3.43 8.55 9.00 9.45 14.25 15.00 15.75
Conditions VIN=20V, IO=0.5A VIN=24V, IO=0.5A VIN=15V, IO=0.5A VIN=21V, IO=0.5A VIN=25V, IO=0.5A
V
η 83
Conditions VIN=20V, IO=0.5A
89
VIN=24V, IO=0.5A
79
VIN=15V, IO=0.5A
87
VIN=21V, IO=0.5A
90
VIN=25V, IO=0.5A
%
f 60
Conditions VIN=20V, IO=0.5A
60
VIN=24V, IO=0.5A
60
VIN=15V, IO=0.5A
60
VIN=21V, IO=0.5A
60
VIN=25V, IO=0.5A
kHZ
VOLINE
70 130
70 130
50 80
70 130
70 130
mV
Conditions VIN=10 to 30V, IO=0.5A VIN=18 to 30V, IO=0.5A VIN=8 to 30V, IO=0.5A VIN=15 to 30V, IO=0.5A VIN=21 to 30V, IO=0.5A
VOLOAD
30 55
30 55
20 45
30 55
30 55
mV
Conditions VIN=20V, IO=0.2 to 0.8A VIN=24V, IO=0.2 to 0.8A VIN=15V, IO=0.2 to 0.8A VIN=21V, IO=0.2 to 0.8A VIN=25V, IO=0.2 to 0.8A
VO/Ta
±0.5
±1.5
±0.5
±1.0
±1.5 mV/°C
Vr 45
Conditions VIN=20V, IO=0.5A
30
VIN=24V, IO=0.5A
15
VIN=15V, IO=0.5A
25
VIN=21V, IO=0.5A
30
VIN=25V, IO=0.5A
mVp-p
IS1 1.1
Conditions
VIN=18V
1.1
VIN=24V
1.1
VIN=12V
1.1
VIN=21V
1.1
VIN=25V
A
97


Part Number SI-8503L
Description Separate Excitation Switching Type with Coil
Maker Sanken electric
Total Page 6 Pages
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