U291-E3

51
51
1 k
V
IN
Scope
V
DD
R
L
OUT
V
GS(H)
V
GS(L)
U290/291
Vishay Siliconix
www.vishay.com
4
Document Number: 70235
S-41139—Rev. A, 07-Jun-04
TYPICAL CHARACTERISTICS (T
A
= 25_C UNLESS OTHERWISE NOTED)
20
10
1
0.1
1 10 100 10 100 1 k 100 k10 k
300
0 6
260
180
140
100
8 1042
30
24
12
6
0
012168420
100
10
1
Forward Transconductance and Output Conductance
vs. Gate-Source Cutoff Voltage
Gate Leakage Current
Output Conductance vs. Drain Current Noise Voltage vs. Frequency
I
D
Drain Current (mA) f Frequency (Hz)
V
GS(off)
Gate-Source Cutoff Voltage (V) V
DG
Drain-Gate Voltage (V)
V
DG
= 10 V
I
D
= 10 mA
g
fs
and g
os
@ V
DS
= 10 V
V
GS
= 0 V, f = 1 kHz
g
fs
g
os
I
GSS
@ 125_C
I
GSS
@ 25_C
T
A
= 125_C
T
A
= 25_C
100 mA
100 mA
25 mA
1 pA
100 pA
10 pA
100 nA
1 nA
10 nA
T
A
= 55_C
125_C
220
18
25 mA
V
DS
= 10 V
f = 1 kHz
V
GS(off)
= 5 V
25_C
nVe
n
Hz
)( Noise Voltage
g
os
Output Conductance (mS)g
os
Output Conductance (mS)
I
G
Gate Leakage
g
os
Output Conductance (mS)g
fs
Forward Transconductance (mS)
SWITCHING TIME TEST CIRCUIT
U290 U291
V
GS(L)
12 V 7 V
R
L
*
50 50
I
D
(on)
28 mA 27 mA
* Non-Inductive
Input Pulse Sampling Scope
Rise Time < 1 ns
Fall Time < 1 ns
Pulse Width 100 ns
PRF 1 MHz
Rise Time 0.4 ns
Input Resistance 10 M
Input Capacitance 1.5 pF
Document Number: 91000 www.vishay.com
Revision: 18-Jul-08 1
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U291-E3

Mfr. #:
Manufacturer:
Vishay
Description:
JFET N-CH 30V 0.5W TO-206AC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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