參數(shù)資料
型號(hào): AN103
廠商: Electronic Theatre Controls, Inc.
英文描述: The FET Constant-Current Source/Limiter
中文描述: 場(chǎng)效應(yīng)管的恒流源/限制器
文件頁數(shù): 4/5頁
文件大?。?/td> 56K
代理商: AN103
AN103
4
Siliconix
10-Mar-97
Figure 7.
JFET Typical Transfer Characteristic
2.00
0
–1.2
–1.6
–2
–0.8
–0.4
0.25
0
V
GS
– Gate-Source Voltage (V)
I
D
V
DS
= 4 to 20 V
2N4339 max
SST/J202 (low
end)
0.50
0.75
1.00
1.25
1.50
1.75
T
J
= –55 C
125 C
R
S
= 0.2 k
0.5 k
1 k
2 k
5 k
10 k
20 k
25 C
Figure 8.
Source Biased Drain-Current vs. Source Resistance
1000
0.1
100
10
R
S
– Source Resistance (k )
I
D
A
V
DD
= 5 to 30 V
T
J
= 25 C except as noted
10
1
100
T
J
= –55 C
125 C
2N/PN4119A
SST4119 Max
2N/PN4118A
SST4118 Max
2N/PN4119A
SST4119 Min
2N/PN4118A
SST4118 Min
2N/PN4117A
SST4117 Min
2N/PN4117A
SST4117 Max
0.5
50
5
Figure 9.
JFET Source Biased Drain-Current vs. Source Resistance
2
0.1
20
1
0.01
R
S
– Source Resistance (k )
I
D
1
V
DD
= 4 to 20 V
T
J
= 25 C except as noted
R
S
0.1
10
T
J
= –55 C
125 C
SST/J202 Max
2N4338 Max
SST/J202 Min
2N4339 Min
SST/J201 Max
SST/J201
2N4338 Min
V
DD
0.5
5
25 C
2N4339 Max
25 C
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