BLF878 datasheet(8/18 Pages) NXP

8 / 18 page

BLF878_2

Product data sheet

Rev. 02 — 15 June 2009

8 of 18

NXP Semiconductors

BLF878

UHF power LDMOS transistor

7.2 Broadband RF ﬁgures

7.2.1 2-Tone

PL(AV) = 150 W; IDq = 1.4 A; measured in a common

source broadband test circuit as described in Section 8.

(1) VDS = 40 V

(2) VDS = 42 V

PL(AV) = 150 W; IDq = 1.4 A; measured in a common

source broadband test circuit as described in Section 8.

(1) VDS = 40 V

(2) VDS = 42 V

Fig 7.

2-Tone power gain and drain efﬁciency as a

function of frequency; typical values

Fig 8.

2-Tone third order intermodulation distortion

as a function of frequency; typical values

f (MHz)

400

900

800

600

700

500

001aai081

(dB)

ηD

(%)

(1)

(2)

(1)

ηD

f (MHz)

400

900

800

600

700

500

001aai082

−40

−20

IMD3

(dBc)

−60

(1)

(2)

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