参数资料
型号: MRF897R
厂商: MOTOROLA INC
元件分类: 功率晶体管
英文描述: RF POWER TRANSISTOR NPN SILICON
中文描述: 2 CHANNEL, UHF BAND, Si, NPN, RF POWER TRANSISTOR
封装: CASE 395E-01, 5 PIN
文件页数: 4/6页
文件大小: 172K
代理商: MRF897R
MRF897R
4
MOTOROLA RF DEVICE DATA
Figure 8. Series Equivalent Input/Output Impedances
Zin
f = 800 MHz
960
850
900
ZOL*
Zo = 10 Ohms
Pout = 30 W (PEP), VCC = 24 V
Zin
Ohms
f = 800 MHz
850
900
960
NOTE: Zin & ZOL* are given from base–to–base and collector–to–collector respectively.
ZOL* = Conjugate of the optimum load impedance
ZOL* =
into which the device operates at a given
ZOL* =
output power, voltage and frequency.
f
MHz
ZOL*
Ohms
800
1.7 + j9.2
5.9 – j0.4
850
2.6 + j10
5.7 + j2.6
900
4 + j9.9
5.9 + j3.4
950
5 + j8.8
6.2 + j4.4
Figure 9. 840–900 MHz Test Circuit Component Layout
éé
éé
éé
éé
R4
éé
éé
L6
éé
R3
B3
R1
SB1
C6
C25
L3
C4
B1
C2
L1
Q1
C18
C21
R5
L7
C11
C13
C20
C23
C15
C24
C10
C3
C1
L2
C9
L8
B4
C22
R6
C19
C12
B2
C5
C14
C7
R2
COAX1
BALUN1
BALUN2
COAX2
MRF897R
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