參數(shù)資料
型號(hào): MPS6521G
廠商: ON SEMICONDUCTOR
元件分類: 功率晶體管
英文描述: Amplifier Transistors
中文描述: 100 mA, 25 V, NPN, Si, SMALL SIGNAL TRANSISTOR, TO-92
封裝: LEAD FREE, CASE 29-11, TO-226, 3 PIN
文件頁(yè)數(shù): 7/11頁(yè)
文件大?。?/td> 174K
代理商: MPS6521G
MPS6521 (NPN) MPS6523 (PNP)
http://onsemi.com
7
PNP
MPS6523
TYPICAL NOISE CHARACTERISTICS
(V
CE
= 5.0 Vdc, T
A
= 25
°
C)
Figure 23. Noise Voltage
f, FREQUENCY (Hz)
5.0
7.0
10
3.0
Figure 24. 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
R
S
0
I
C
= 10 A
100 A
e
I
30 A
BANDWIDTH = 1.0 Hz
R
S
≈ ∞
I
C
= 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
(V
CE
= 5.0 Vdc, T
A
= 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 25. Narrow Band, 100 Hz
I
C
, COLLECTOR CURRENT ( A)
Figure 26. Narrow Band, 1.0 kHz
I
C
, COLLECTOR CURRENT ( A)
10
0.5 dB
BANDWIDTH = 1.0 Hz
R
R
Figure 27. Wideband
I
C
, COLLECTOR CURRENT ( A)
10
10 Hz to 15.7 kHz
R
Noise Figure is Defined as:
NF
20 log10
en2
4KTRS
4KTRS
In2RS2
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)
e
n
I
n
K
T
R
S
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
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