SMA427ATR 查看數據表（PDF） - STMicroelectronics
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SMA427ATR Datasheet PDF : 6 Pages
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SMA427A
ELECTRICAL CHARACTERISTICS
(Ta = +25oC, VD = 3V, Zo = 50Ω, tested in circuit shown in Appl.1, unless otherwise specified)
Symbol
Parameter
Test Conditions
Min.
Typ. Max.
Id
Supply Current
9.5
f = 1 GHz
22
|S21|2
Insertion power gain
f = 1.575 GHz
18
f = 1.8 GHz
17
f = 1 GHz
27
S12
Reverse Isolation
f = 1.575 GHz
25
f = 1.8 GHz
20
f = 1 GHz
1.8
NF
Noise Figure
f = 1.575 GHz
2
f = 1.8 GHz
2.2
IP3out
Intercept point at output
f = 1.575 GHz
7.4
f = 1 GHz
>12
RLin
Input Return Loss
f = 1.575 GHz
>12
f = 1.8 GHz
>12
f = 1 GHz
>12
RLout
Output Return Loss
f = 1.575 GHz
>12
f = 1.8 GHz
>12
Unit
mA
dB
dB
dB
dBm
dB
dB
PIN CONNECTION
4
3
1
2
SOSOTT33443 3
Top view
Pin No.
1
2
3
4
Description
IN
GND
+V
OUT
Typical configuration
C
J1
RF IN
B
A
1
2/6
C2
C3
33p
10p
1
4
SMA 427A
2
3
C4
U1
47n
J2
RF OUT
Vcc
2
1 Title
+ C1
1u
Size
Number
A4
Date:
File:
23-Jul-2002
Sheet of
C:\PROGETTI\SMA DEVICE\SMA 427\SMDAra4w27n.dBdyb:
2
3
Revision
4
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