xc6701 TOREX SEMICONDUCTOR LTD., xc6701 Datasheet - Page 28

• Manufacturer Part Number: xc6701
• Description: Xc6701b 28v Operation High Speed Voltage Regulators With Stand-by Function
• Manufacturer: TOREX SEMICONDUCTOR LTD.

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2. Power Dissipation vs. Operating temperature
■PACKAGING INFORMATION (Continued)
Power dissipation data for the SOT-25 is shown in this page.
The value of power dissipation varies with the mount board conditions.
Please use this data as one of reference data taken in the described condition.
1.
Ambient Temperature（℃）
SOT-25 Power Dissipation
XC6701
Material:
Thickness:
Through-hole: 4 x 0.8 Diameter
Measurement Condition (Reference data)
Condition:
Ambient:
Soldering:
Board:
Board Mount (Tj max = 125℃)
700
600
500
400
300
200
100
0
25
85
25
Mount on a board
Natural convection
Lead (Pb) free
Dimensions 40 x 40 mm (1600 mm
Copper (Cu) traces occupy 50% of the board area
In top and back faces
Package heat-sink is tied to the copper traces
(Board of SOT-26 is used.)
Glass Epoxy (FR-4)
1.6 mm
Series
45
Power Dissipation Pd（mW）
Ambient Temperature Ta (℃)
Pd-Ta特性グラフ
周辺温度Ta（℃）
Pd vs. Ta
65
600
240
2
in one side)
85
Thermal Resistance (℃/W)
105
166.67
評価基板レイアウト（単位：mm）
Evaluation Board (Unit: mm)
125