參數(shù)資料
型號: BLW77
廠商: NXP SEMICONDUCTORS
元件分類: 功率晶體管
英文描述: HF/VHF power transistor
中文描述: VHF BAND, Si, NPN, RF POWER TRANSISTOR
封裝: CERAMIC, SOT-121B, 4 PIN
文件頁數(shù): 14/17頁
文件大小: 117K
代理商: BLW77
August 1986
14
Philips Semiconductors
Product specification
HF/VHF power transistor
BLW77
Fig.18 V
CE
= 28 V; f = 87,5 MHz; T
h
= 25
°
C.
handbook, halfpage
(W)
0
25
50
75
0
200
MGP537
PS (W)
150
100
50
typ
Fig.19 V
CE
= 28 V; f = 87,5 MHz; T
h
= 25
°
C;
typical values.
handbook, halfpage
0
100
200
300
PL (W)
Gp
(dB)
0
5
100
η
(%)
0
50
MGP538
η
Gp
Fig.20 R.F. SOAR; c.w. class-B operation;
f = 87,5 MHz; V
CE
= 28 V;
R
th mb-h
= 0,2 K/W.
The graph shows the permissible output power under
nominal conditions (VSWR = 1) as a function of the
expected VSWR during short-time mismatch
conditions with heatsink temperatures as parameter.
handbook, halfpage
75
MGP539
1
10
10
2
125
PLnom
(W)
(VSWR = 1)
Th =
50
°
C
70
°
C
90
°
C
VSWR
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