Data Sheet

1996 Apr 26 5
Philips Semiconductors Product specification
Voltage regulator diodes BZX55 series
THERMAL CHARACTERISTICS
Note
1. Device mounted on a printed circuit-board without metallization pad.
SYMBOL PARAMETER CONDITIONS VALUE UNIT
R
th j-tp
thermal resistance from junction to tie-point lead length 8 mm 300 K/W
R
th j-a
thermal resistance from junction to ambient lead length max.; see Fig.2 and note 1 380 K/W