XC6220 Datasheet, PDF (26/30 Pages) Torex Semiconductor – 1A LDO Voltage Regulator with “GreenOperation”

XC6220 Series
■PACKAGING INFORMATION (Continued)
● SOT-25 Power Dissipation
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. Measurement Condition (Reference data)
Condition: Mount on a board
Ambient: Natural convection
Soldering: Lead (Pb) free
Board:
Dimensions 40 x 40 mm (1600 mm² in one side)
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.)
Material: Glass Epoxy (FR-4)
Thickness: 1.6 mm
Through-hole: 4 x 0.8 Diameter
2. Power Dissipation vs. Operating temperature
評^Eva価^lua基^tio板^{n B}レ^oaイ^rdア^(Uウ^nit:ト^m（^m単⁾ 位：mm）
Board Mount (Tj max = 125℃)
Ambient Temperature（℃） Power Dissipation Pd（mW） Thermal Resistance (℃/W)
25
600
166.67
85
240
700
600
500
400
300
200
100
0
25
Pd-T_Pa_d特_vs性_{. Ta}グラフ
45
65
85
105
125
Ambie周nt T辺em温pe度ratTurae（T℃a (）℃)
26/30