4new unused and matched BLW97 by Phillips Holland - with more than 75% reduced prize per pills - this sale is the last ones ive got all with hfe28 -
4 with same hfe: 28 28 28 28
Gold plated ceramic RF Power Transistors 4x175W pep,
- non used RF transistors genuine made by Philips Nederlands,
- Vcc 28v fMhz 1.6 - 30 mhz Pl 175Wpep 11.5 dB gain Ic 15Amp
N-P-N silicon planar epitaxial transistor designed for RF use in class-A, AB and B operated
high-power industrial and military transmitting equipment in the h.f. band.
The transistor offers excellent performance as a linear amplifier in s.s.b. applications.
Collector current average IC(AV) max. 15 A
peak value; f > 1 MHz ICM max. 50 A
Total d.c. power dissipation at Th = 25°C Ptot(d.c.) max. 190 W
R.F. power dissipation f > 1 MHz; Th = 25°C Ptot(rf) max. 230 W
Storage temperature Tstg -65 to + 150 °C
Operating junction temperature Tj max. 200 °C
Flanged ceramic package.The BLW97 IS CAPABLE OF WITHSTANDING FULL LOAD MISMATCH (VSWR=5 THROUGH ALL PHASES)
UP TO 175W (P.E.P) UNDER FOLLOWING CONDITIONS:
Vce=28V; f=28Mhz;Th=25C; Rth mb-h==0,2K/W
In a pushpull ssb amp class-AB- shipping priority mail w tracking number on

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