* 2SD1857A_TH THERMAL model
* Model Generated by ROHM
* All Rights Reserved
* Commercial Use or Resale Restricted
* Date: 2011/05/20
* Mounted on 25mm x 25mm x 0.8mm
* glass epoxy board with both side copper
* Tj-Junction Ta-Ambient
.SUBCKT 2SD1857A_TH Tj Ta
C1 Tj Ta 649u
C2  2 Ta 762u
C3  3 Ta 18.7m
C4  4 Ta 245m
R1 Tj  2 707m
R2  2  3 2.04
R3  3  4 13.9
R4  4 Ta 76.5
.ENDS 2SD1857A_TH