參數(shù)資料
型號(hào): MMBT2484LT1
廠商: ON SEMICONDUCTOR
元件分類: 小信號(hào)晶體管
英文描述: Low Noise Transistor(低噪聲晶體管)
中文描述: 100 mA, 60 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-236AB
封裝: CASE 318-08, TO-236, 3 PIN
文件頁數(shù): 3/5頁
文件大小: 79K
代理商: MMBT2484LT1
MMBT2484LT1
http://onsemi.com
3
Figure 2. Effects of Frequency
f, FREQUENCY (Hz)
7.0
10
20
30
5.0
Figure 3. Effects of Collector Current
I
C
, COLLECTOR CURRENT (mA)
Figure 4. Noise Current
f, FREQUENCY (Hz)
Figure 5. Wideband Noise Figure
R
S
, SOURCE RESISTANCE (OHMS)
3.0
10
NOISE CHARACTERISTICS
(V
CE
= 5.0 Vdc, T
A
= 25
°
C)
NOISE VOLTAGE
e
e
I
N
20
50 100 200
500 1k 2k
5k 10k 20k
50k 100k
BANDWIDTH = 1.0 Hz
BANDWIDTH = 1.0 Hz
BANDWIDTH = 1.0 Hz
I
C
= 10 mA
300 A
30 A
R
S
0
3.0 mA
1.0 mA
7.0
10
20
30
5.0
3.0
0.01
0.02
0.05
0.1
0.2
0.5
1.0
2.0
5.0
10
R
S
0
f = 10 Hz
100 Hz
1.0 kHz
10 kHz
100 kHz
I
C
= 10 mA
3.0 mA
1.0 mA
300 A
100 A
10 A
R
S
0
10
7.0
10
20
50 100 200
500 1k 2k
5k 10k 20k
50k 100k
0.1
0.2
0.3
1.0
0.7
0.5
2.0
3.0
5.0
10
20
50 100 200
500 1k 2k
5k 10k 20k 50k 100k
0
4.0
8.0
12
16
20
BANDWIDTH = 10 Hz to 15.7 kHz
I
C
= 1.0 mA
500 A
100 A
10 A
100 Hz NOISE DATA
300
200
100
70
3.0
5.0
7.0
10
20
30
50
R
S
, SOURCE RESISTANCE (OHMS)
10
20
50 100 200
500 1k 2k
5k 10k 20k 50k 100k
V
N
0
4.0
8.0
12
16
20
Figure 6. Total Noise Voltage
BANDWIDTH = 1.0 Hz
I
C
= 10 mA
3.0 mA
1.0 mA
300 A
100 A
30 A
10 A
10
20
50 100 200
500 1k
2k
5k 10k 20k 50k 100k
I
C
= 10 mA
300 A
100 A
30 A
3.0 mA
1.0 mA
10 A
BANDWIDTH = 1.0 Hz
R
S
, SOURCE RESISTANCE (OHMS)
Figure 7. Noise Figure
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