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SMA540B 데이터시트(PDF) 2 Page - STMicroelectronics

부품명 SMA540B
상세설명  Active Biased RF Transistor
PDF  4 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SMA540B 데이터시트(HTML) 2 Page - STMicroelectronics

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SMA540B
2/4
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
Gms (1)
Maximum stable gain
Vd = 2V, Ic = 20mA
f = 1.8GHz
19
dB
|S21|2
Insertion power gain
Vd = 2V, Ic = 20mA
f = 1.8GHz
17.5
dB
F50Ω
Noise Figure
Vd = 2V, Ic = 5mA,
Zs = 50
Ω
f = 1.8GHz
1.3
dB
P-1dB
Output Power at 1dB
Compression Point
Vd = 2V, Ic = 20mA,
f = 1.8GHz
9
dBm
OIP3
Ouput third order intercept point
Vd = 2V, Ic = 20mA
f = 1.8GHz
19
dBm
CCB
Collector-base capacitance
Vcb = 2V, f = 1MHz
0.13
pF
CR
Current Ratio (Ic/IBias)IBias = 0.5mA, Vd = 2V
10
ELECTRICAL CHARACTERISTICS
(TA=25
oC,Z
L/S = 50Ω, tested in circuit shown in fig.1, unless otherwise specified )
RF In
Bias-T
Bias-T
I
Bias
R
Bias
I
D
V
D
RF Out
I
C
N.C.
Bias, 4
C, 3
B, 1
E, 2
Bias
Bias, 4
C, 3
B, 1
E, 2
Bias
Bias, 4
C, 3
B, 1
E, 2
Bias
Typical configuration (Fig. 1)
SOT343
4
12
3
Top view
Pin No.
Description
1
BASE
2
EMITTER
3
COLLECTOR
4BIAS
SOT343
PIN CONNECTION
Note(1): Gms = | S21 / S12 |



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