參數(shù)資料
型號: MPS3906RLRE
廠商: ON SEMICONDUCTOR
元件分類: 小信號晶體管
英文描述: 200 mA, 40 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
封裝: TO-226AA, 3 PIN
文件頁數(shù): 3/8頁
文件大?。?/td> 221K
代理商: MPS3906RLRE
MPS3906
http://onsemi.com
3
TYPICAL NOISE CHARACTERISTICS
(VCE = –5.0 Vdc, TA = 25°C)
Figure 1. Noise Voltage
f, FREQUENCY (Hz)
5.0
7.0
10
3.0
Figure 2. Noise Current
f, FREQUENCY (Hz)
1.0
10
20
50 100
200
500 1.0k 2.0k
5.0k 10k
1.0
7.0
5.0
3.0
2.0
1.0
0.7
0.5
0.3
0.1
BANDWIDTH = 1.0 Hz
RS ≈ 0
IC = 10 A
100 A
e n
,NOISE
VOL
TAGE
(nV)
I n
,NOISE
CURRENT
(pA)
30 A
BANDWIDTH = 1.0 Hz
RS ≈∞
IC = 1.0 mA
300 A
100 A
30 A
10 A
10
20
50
100 200
500
1.0k 2.0k
5.0k 10k
2.0 1.0 mA
0.2
300 A
NOISE FIGURE CONTOURS
(VCE = –5.0 Vdc, TA = 25°C)
500k
100
200
500
1.0k
10k
5.0k
20k
50k
100k
200k
2.0k
1.0M
500k
100
200
500
1.0k
10k
5.0k
20k
50k
100k
200k
2.0k
1.0M
Figure 3. Narrow Band, 100 Hz
IC, COLLECTOR CURRENT (A)
Figure 4. Narrow Band, 1.0 kHz
IC, COLLECTOR CURRENT (A)
10
0.5 dB
BANDWIDTH = 1.0 Hz
R S
,SOURCE
RESIST
ANCE
(OHMS)
R S
,SOURCE
RESIST
ANCE
(OHMS)
Figure 5. Wideband
IC, COLLECTOR CURRENT (A)
10
10 Hz to 15.7 kHz
R S
,SOURCE
RESIST
ANCE
(OHMS)
Noise Figure is Defined as:
NF
+ 20 log10
en2 ) 4KTRS ) In
2RS2
4KTRS
1 2
= Noise Voltage of the Transistor referred to the input. (Figure 3)
= Noise Current of the Transistor referred to the input. (Figure 4)
= Boltzman’s Constant (1.38 x 10–23 j/
°K)
= Temperature of the Source Resistance (
°K)
= Source Resistance (Ohms)
en
In
K
T
RS
1.0 dB
2.0 dB
3.0 dB
20 30
50 70 100
200 300
500 700 1.0k
10
20 30
50 70 100
200 300
500 700 1.0k
500k
100
200
500
1.0k
10k
5.0k
20k
50k
100k
200k
2.0k
1.0M
20 30
50 70 100
200 300
500 700 1.0k
BANDWIDTH = 1.0 Hz
5.0 dB
0.5 dB
1.0 dB
2.0 dB
3.0 dB
5.0 dB
0.5 dB
1.0 dB
2.0 dB
3.0 dB
5.0 dB
相關(guān)PDF資料
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MPS3906RLRB 200 mA, 40 V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92
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