SI-8000TM View Datasheet(PDF) -

DC/DC Step-Down Converter IC

SI-8000TM Series

September 2005

1. Scope

The present specifications shall apply to a DC-DC buck converter SI-8008TM.

2. Outline

Classification Semiconductor IC (monolithic IC)

Structure

Plastic package (transfer mold)

Applications

・DC voltage regulator

・Power supplies for telecommunication equipment , office equipment etc ,ON-board local regulator

・Output voltage regulator at secondary stage of switch mode power supply

3. Absolute maximum ratings

3-1 Absolute maximum ratings

Characteristic

DC input voltage

Power dissipation １

Power dissipation２

Junction temperature

Storage temperature

Thermal resistance (junction-case)

Thermal resistance

(junction-ambient air)

Symbol

VIN

Pd1

Pd2

Tj

Tstg

θj-c

θj-a

Ratings

43

１.06

1.65

-40~150

-40～150

６

95

Units

Remarks

V

W

W

℃

℃

℃/W

℃/W

Glass‐epoxy board mounting in 900square

㎜, copper area 4.3%

Tjmax=125℃

Glass‐epoxy board mounting in 900square

㎜, copper area 50%

Tjmax=125℃

Thermal protection circuit is built-in

in this product and when junction

temperature rises to 130℃ or

higher, it may be caused to operate

Recommended max. junction

temperature at operation is 125℃.

Glass‐epoxy board mounting in 900square

㎜, copper area 4.3%

.

Sanken Electric Co.,Ltd.

2/15

I02-001EA-050910

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