參數(shù)資料
型號(hào)： Q62702-F780
廠商： SIEMENS AG
英文描述： NPN Silicon RF Transistor
中文描述： NPN硅射頻晶體管
文件頁(yè)數(shù)： 5/11頁(yè)
文件大?。?/td> 101K
代理商： Q62702-F780
BGC420
High Frequency Products
5
Edition A13, 05/99
Typical Application
Remarks:
1)
2)
3)
4)
To provide low frequency stability C2 should be 10 times C3.
Be aware that also coupling capacitors determine the switching times.
The collector current at Q1 can be estimated by Ic=0.6V / Rx[
W
].
Place C2 as close to the device as possible.
D1
D2
R1 (47k)
Q2
R2 (500R)
R3
10k
R4 (2k7)
Q1
Vc,8
Vb,3
GND,7,2
RFin,1
RFout,6
Vr,5
Vcc,4
on
off
C2, 1nF
L1,100nH
C3, 100pF
Rx
3
C4,150pF C5,100nF
Figure 1. Typical Application and Internal Circuit
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