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BLF878

NXP Semiconductors
Part Number BLF878
Manufacturer NXP Semiconductors
Description UHF power LDMOS transistor
Published Jun 18, 2010
Detailed Description BLF878 UHF power LDMOS transistor Rev. 02 — 15 June 2009 www.DataSheet4U.com Product data sheet 1. Product profile 1.1...
Datasheet PDF File BLF878 PDF File

BLF878
BLF878

Overview
BLF878 UHF power LDMOS transistor Rev.
02 — 15 June 2009 www.
DataSheet4U.
com Product data sheet 1.
Product profile 1.
1 General description A 300 W LDMOS RF power transistor for broadcast transmitter applications and industrial applications.
The transistor can deliver 300 W broadband over the full UHF band from 470 MHz to 860 MHz.
The excellent ruggedness and broadband performance of this device makes it ideal for digital transmitter applications.
Table 1.
Typical performance RF performance at VDS = 42 V in a common-source 860 MHz narrowband test circuit.
Mode of operation f (MHz) CW, class AB 2-Tone, class AB PAL BG DVB-T (8k OFDM) [1] [2] PL (W) 300 300 (peak sync.
) [1] PL(PEP) PL(AV) Gp (W) 300 (W) 75 21 21 21 21 ηD 60 46 45 32 IMD3 −35 −32 [2] (dB) (%) (dBc) 860 860 (ch69) 858 f1 = 860; f2 = 860.
1 - Black video signal, sync expansion: input sync = 33 %; output sync ≥ 27 %.
Measured [dBc] with delta marker at 4.
3 MHz from center frequency.
CAUTION This device is sensitive ...


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