BLF881; BLF881S
UHF power LDMOS
transistor
Rev.
01 — 10 December 2009 Preliminary data sheet
1.
Product profile
1.
1 General description
A 140 W LDMOS RF power
transistor for broadcast transmitter applications and industrial applications.
The
transistor can deliver 140 W from HF to 1 GHz.
The excellent ruggedness and broadband performance of this device makes it ideal for digital transmitter applications.
Table 1.
Typical performance RF performance at VDS = 50 V in a common-source 860 MHz test circuit.
Mode of operation 2-tone, class AB DVB-T (8k OFDM)
[1]
f (MHz) f1 = 860; f2 = 860.
1 858
PL -
PL(PEP) 140 -
PL(AV) Gp (W) 33 21 21
ηD 49 34
IMD3 −34 -
IMDshldr (dBc) −33[1]
(W) (W)
(dB...