SI-8800L Datasheet, PDF (1/5 Pages) Sanken electric – Separate Excitation Switching Type with Transformer

qSI-8800L/8900L Series
SI-8800L/8900L Series
Separate Excitation Switching Type with Transformer
sFeatures
• Integrated switching IC and transformer construction
• Requires only input/output and soft start capacitors as external components
• Low switching noise
• Heatsink not required
• Built-in overcurrent protection circuit (+5V)
• ±2–output lineup (SI-8811L, SI-8911L)
sApplications
• Telephone power supplies
• Onboard local power supplies
sLineup
Part Number
SI-8811L
SI-8911L
SI-8921L/8922L
Ch1
VO(V)
IO(A)
+5
0.45
+5
0.3
+5
0.6
Ch2
VO(V)
IO(A)
–5
0.05
–5
0.1
sAbsolute Maximum Rating
Parameter
Ratings
Symbol
Unit
SI-8811L
SI-8911L
SI-8921L
SI-8922L
DC Input Voltage
VIN
35
60
V
Power Dissipation
PD
1.15
1.3
1.67
1.67
W
Junction Temperature
Tj
+100
°C
Storage Temperature
Tstg
–25 to +85
°C
sRecommended Operating Conditions
Parameter
Symbol
DC Input Voltage Range
VIN
Output Current Range 1
IO1
Output Current Range 2
IO2
Operating Temperature Range
Top
Ratings
SI-8811L
SI-8911L
SI-8921L
SI-8922L
Unit
min. typ. max. min. typ. max. min. typ. max. min. typ. max.
12
20
30
24
40
55
24
40
55
20
40
55
V
50
250 450
20
150 300^*2
0
300 600
0
300 600 mA
0
–20 –50^*1
0
–50 –100
mA
–10
+70 –10
+60 –10
+65 –10
+65 °C
*1: Output current 2 depends on the input/output conditions
*2: If IO2=50mA or more, the condition IO1>0.5×IO2 is recommended.
102