參數(shù)資料
型號: BLF2045
廠商: NXP SEMICONDUCTORS
元件分類: 功率晶體管
英文描述: UHF power LDMOS transistor(UHF 功率 LDMOS晶體管)
中文描述: UHF BAND, Si, N-CHANNEL, RF POWER, MOSFET
封裝: CERAMIC, FM-2
文件頁數(shù): 4/11頁
文件大小: 133K
代理商: BLF2045
1999 Dec 06
4
Philips Semiconductors
Preliminary specification
UHF power LDMOS transistor
BLF2045
APPLICATION INFORMATION
RF performance in a common source class-AB circuit. T
h
= 25
°
C; R
th mb-h
= 0.65 K/W, unless otherwise specified.
Ruggedness in class-AB operation
The BLF2045 is capable of withstanding a load mismatch corresponding to VSWR = 10 : 1 through all phases under the
following conditions: V
DS
= 26 V; P
L
= 30 W (CW); f = 2000 MHz.
MODE OF OPERATION
f
(MHz)
V
DS
(V)
I
DQ
(mA)
P
L
(W)
G
p
(dB)
η
D
(%)
d
im
(dBc)
25
2-tone, class-AB
f
1
= 2000; f
2
= 2000.1
26
180
30 (PEP)
>10
>30
Fig.3
Power gain and efficiency as a functions of
peak envelope load power, typical values.
Class-AB operation; V
= 26 V; I
DQ
= 180mA;
f
1
= 2000 MHz; f
2
= 2000.1 MHz.
0
4
8
12
16
20
0
10
20
30
40
50
P
L
(PEP) (W)
G
P
(dB)
0
10
20
30
40
50
η
D
(%)
G
η
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