* UMB2N_TH THERMAL model * Model Generated by ROHM * All Rights Reserved * Commercial Use or Resale Restricted * Date: 2011/05/24 * Mounted on 25mm x 25mm x 0.8mm * glass epoxy board with both side copper * Tj-Junction Ta-Ambient .SUBCKT UMB2N_TH Tj Ta C1 Tj Ta 46.9u C2 2 Ta 61.2u C3 3 Ta 620u C4 4 Ta 141m R1 Tj 2 8.71 R2 2 3 48.2 R3 3 4 224 R4 4 Ta 91.2 .ENDS UMB2N_TH