HF/VHF power transistor
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134)
Collector-emitter voltage (VBE = 0)
peak value
Collector-emitter voltage (open base)
Emitter-base voltage (open-collector)
VCESM
VCEO
VEBO
Collector current (average)
Collector current (peak value); f> 1 MHz
IC(AV)
ICM
R.F. power dissipation (f > 1 MHz); Tmb = 25 °C
Prf
Storage temperature
Tstg
Operating junction temperature
Tj
BLW86
max.
65 V
max.
36 V
max.
4V
max.
4A
max.
12 A
max.
105 W
-65 t o + 150 JC
max.
200 C
10 -
Fig.2 D.C. SOAR.
THERMAL RESISTANCE
(dissipation = 45 W; Tmb = 83,5 °C, i.e. Th = 70 °C)
From junction to mounting base (d.c. dissipation)
From junction to mounting base (r.f. dissipation)
From mounting base to heatsink
100
I Continuous dc operation
II Continuous r.f. operation
III Short-time operation during mismatch
Fig.3 R.F. power dissipation; VCE < 28 V; f > 1 MHz.
Rthj-mb(dc)
Rfh j-mb(rf)
Rth mb-h
2,65 K/W
1,95 K/W
0,3 K/W