Philips Semiconductors
HF/VHF power transistor
250
handbook, halfpage
PLnom
(W P.E.P.)
(VSWR = 1)
200
MGP532
150
100
1
Th =
50 °C
70 °C
90 °C
10
VSWR
102
The graph shows the permissible output power under nominal
conditions (VSWR = 1) as a function of the expected VSWR during
short-time mismatch conditions with heatsink temperatures as
parameter.
Fig.15 R.F. SOAR; s.s.b. class-AB operation;
f1 = 28,000 MHz; f2 = 28,001 MHz;
VCE = 28 V; Rth mb-h = 0,2 K/W.
Product specification
BLW77
August 1986
11