BLF871_2

© NXP B.V. 2009. All rights reserved.

Preliminary data sheet

Rev. 02 — 5 March 2009

4 of 18

NXP Semiconductors

BLF871

UHF power LDMOS transistor

7.

Application information

[1]

Measured [dBc] with delta marker at 4.3 MHz from center frequency.

[2]

PAR (of output signal) at 0.01 % probability on CCDF; PAR of input signal = 9.5 dB at 0.01 % probability on

CCDF.

Fig 1.

Output capacitance as a function of drain-source voltage; typical values

001aaj276

060

40

20

80

40

120

160

(pF)

0

Table 7.

RF performance in a common-source narrowband 860 MHz test circuit

Mode of operation

f

IMD3

PAR

(MHz)

(V)

(A)

(W)

(W)

(dB)

(%)

(dBc)

(dB)

2-tone, class AB

40

0.5

100

-

> 19

> 44

<

−30

-

DVB-T (8k OFDM)

858

40

0.5

-

24

> 19

> 30

<

−31 [1] > 7.8 [2]