參數(shù)資料
型號: BLV21
廠商: NXP SEMICONDUCTORS
元件分類: 功率晶體管
英文描述: UHF power transistor
中文描述: VHF BAND, Si, NPN, RF POWER TRANSISTOR
封裝: CERAMIC, SOT-123A, 4 PIN
文件頁數(shù): 8/11頁
文件大?。?/td> 80K
代理商: BLV21
August 1986
8
Philips Semiconductors
Product specification
VHF power transistor
BLV21
Fig.9 Typical values; V
CE
= 28 V; f = 175 MHz.
handbook, halfpage
(W)
0
1
2
0
20
15
10
5
MGP288
PS (W)
70
°
C
Th = 25
°
C
Fig.10 Typical values; V
CE
= 28 V; f = 175 MHz.
handbook, halfpage
5
10
15
25
0
5
10
20
MGP289
0
50
100
Gp
(dB)
Gp
PL (W)
Th = 25
°
C
70
°
C
Th = 25
°
C
70
°
C
η
(%)
η
Fig.11 R.F. SOAR; c.w. class-B operation; f = 175 MHz; V
CE
= 28 V; R
th mb-h
= 0,3 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
15
10
MGP290
1
10
VSWR
10
2
PLnom
(W)
(VSWR = 1)
Th = 50
°
C
70
°
C
90
°
C
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