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參數(shù)資料
| 型號： | 2SC4988 |
| 元件分類： | 小信號晶體管 |
| 英文描述： | UHF BAND, Si, NPN, RF SMALL SIGNAL TRANSISTOR |
| 封裝： | UPAK-3 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 89K |
| 代理商： | 2SC4988 |
2SC4988
Rev.3.00 Aug 10, 2005 page 3 of 7
Main Characteristics
1600
1200
800
400
0
Ambient Temperature Ta (°C)
50
100
150
200
Collector Power Dissipation Curve
Collector
Power
Dissipation
P
c
(mW)
(on
the
alumina
ceramic
board)
200
160
120
80
40
Collector Current IC (mA)
DC
Current
Transfer
Ratio
h
FE
12
5
10
20
100
V
= 5V
CE
0
50
DC Current Transfer Ratio
vs. Collector Current
12
10
8
6
4
2
Collector Current IC (mA)
Gain
Bandwidth
Product
f
T
(GHz)
0
1
2
5
10
20
100
50
V
= 5 V
CE
Gain Bandwidth Product
vs. Collector Current
1.8
1.6
1.4
1.2
1.0
12
5
10
20
Collector
Output
Capacitance
C
ob
(pF)
Collector to Base Voltage VCB (V)
0.5
0.8
I
= 0
f = 1 MHz
E
Collector Output Capacitance vs.
Collector to Base Voltage
20
16
12
8
4
Power
Gain
PG
(dB)
0
Collector Current IC (mA)
1
2
5
10
20
100
50
V
= 5V
f = 900 MHz
CE
Power Gain vs. Collector Current
5
4
3
2
1
Noise
Figure
NF
(dB)
0
Collector Current IC (mA)
1
2
5
10
20
100
50
V
= 5V
f = 900MHz
CE
Noise Figure vs. Collector Current
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