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參數(shù)資料
| 型號： | MRF2947RAT2 |
| 廠商： | MOTOROLA INC |
| 元件分類： | 小信號晶體管 |
| 英文描述： | LOW NOISE TRANSISTORS |
| 中文描述： | 2 CHANNEL, UHF BAND, Si, NPN, RF SMALL SIGNAL TRANSISTOR |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 181K |
| 代理商： | MRF2947RAT2 |
MRF2947AT1,T2 MRF2947RAT1,T2
2
MOTOROLA RF DEVICE DATA
ELECTRICAL CHARACTERISTICS
(TA = 25
°
C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
OFF CHARACTERISTICS
(3)
Collector–Emitter Breakdown Voltage
(IC = 0.1 mA, IB = 0)
V(BR)CEO
10
12
—
Vdc
Collector–Base Breakdown Voltage
(IC = 0.1 mA, IE = 0)
V(BR)CBO
20
23
—
Vdc
Emitter Cutoff Current
(VEB = 1 V, IC = 0)
IEBO
—
—
0.1
μ
A
Collector Cutoff Current
(VCB = 10 V, IE = 0)
ICBO
—
—
0.1
μ
A
ON CHARACTERISTICS
(3)
DC Current Gain (VCE = 1 V, IC = 500
μ
A)
DC Current Gain (VCE = 6 V, IC = 5 mA)
DYNAMIC CHARACTERISTICS
hFE1
hFE3
50
—
—
—
75
—
150
—
Collector–Base Capacitance
(VCB = 1 V, IE = 0, f = 1 MHz)
Ccb
—
0.42
—
pF
Current Gain — Bandwidth Product
(VCE = 6 V, IC = 15 mA, f = 1 GHz)
fT
—
9
—
GHz
PERFORMANCE CHARACTERISTICS
Conditions
Symbol
|S21|2
Min
Typ
Max
Unit
Insertion Gain
(VCE = 1 V, IC = 1 mA, f = 1 GHz)
(VCE = 6 V, IC = 15 mA, f = 1 GHz)
—
—
7
15
—
—
dB
Maximum Unilateral Gain (4)
(VCE = 1 V, IC = 1 mA, f = 1 GHz)
(VCE = 6 V, IC = 15 mA, f = 1 GHz)
GUmax
—
—
13
17
—
—
dB
Maximum Stable Gain and/or Maximum Available Gain (5)
(VCE = 1 V, IC = 1 mA, f = 1 GHz)
(VCE = 6 V, IC = 15 mA, f = 1 GHz)
MSG
MAG
—
—
12
18
—
—
dB
Noise Figure — Minimum
(VCE = 1 V, IC = 1 mA, f = 1 GHz)
(VCE = 6 V, IC = 5 mA, f = 1 GHz)
NFmin
—
—
1.8
1.5
—
—
dB
Noise Resistance
(VCE = 1 V, IC = 1 mA, f = 1 GHz)
(VCE = 6 V, IC = 5 mA, f = 1 GHz)
RN
—
—
22
17
—
—
Associated Gain at Minimum NF
(VCE = 1 V, IC = 1 mA, f = 1 GHz)
(VCE = 6 V, IC = 5 mA, f = 1 GHz)
GNF
—
—
9
14
—
—
dB
Output Power at 1 dB Gain Compression (6)
(VCE = 6 V, IC = 15 mA, f = 1 GHz)
P1dB
—
+13
—
dBm
Output Third Order Intercept (6)
(VCE = 6 V, IC = 15 mA, f = 1 GHz)
(3) Pulse width
≤
300
μ
s, duty cycle
≤
2% pulsed.
(4) Maximum unilateral gain is GUmax =
OIP3
—
+27
—
dBm
(5) Maximum available gain and maximum stable gain are defined by the K factor as follows:
(6) ZO = 50
and Zout matched for small signal maximum gain.
|S21|2
(1–|S11|2)(1–|S22|2)
, if K > 1
(K
K2– 1)
MAG =
, if K < 1
MSG =
|S21|
|S12|
|S21|
|S12|
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