2N3821 データシートの表示（PDF） - Microsemi Corporation
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2N3821 Datasheet PDF : 4 Pages
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6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803
Website: http://www.microsemi.com
TECHNICAL DATA SHEET
Gort Road Business Park, Ennis, Co. Clare, Ireland
Tel: +353 (0) 65 6840044 Fax: +353 (0) 65 6822298
DYNAMIC CHARACTERISTICS
Parameters / Test Conditions
Small-Signal Common Source, Short-Circuit Forward Transfer Admittance
VGS = 0, VDS = 15V dc, f = 1.0kHz
2N3821 / UB
2N3822 / UB
2N3823 / UB
Small-Signal, Common Source, Short-Circuit Output Admittance
VGS = 0, VDS = 15V dc, f = 1.0kHz
2N3821 / UB
2N3822 / UB
2N3823 / UB
Small-Signal, Common-Source Short-Circuit Input Capacitance
VGS = 0V dc, VDS = 15V dc, 100kHz ≤ f ≤ 1.0MHz
Symbol
|yfs|1
|yos|
Ciss
Small-Signal, Common-Source Reverse Transfer Capacitance
VDS = 15V dc, VGS = 0, 100kHz ≤ f ≤ 1.0MHz
2N3821 / UB
2N3822 / UB
Crss
2N3823 / UB
Small-Signal, Common-Source, Short-Circuit Forward Transfer Admittance
VGS = 0, VDS = 15V dc, f = 100MHz
f = 100MHz
2N3821 / UB
2N3822 / UB
|yfs|3
f = 200MHz
2N3823 / UB
Small-Signal, Common-Source Short-Circuit Input Conductance
VGS = 0, VDS = 15V dc, f = 200MHz
2N3823 (only)
gis
Small-Signal, Common-Source Short-Circuit Output Conductance
VGS = 0, VDS = 15V dc, f = 200MHz
2N3823 (only)
gos
Common Source Spot Noise Figure
VGS = 0, VDS = 15V dc, RG = 1MΩ
f = 10Hz
f = 1.0kHz
Common Source Spot Noise Figure
VGS = 0, VDS = 15V dc, RG = 1kΩ
f = 105MHz
2N382, 2N3822 / UB
NF1
2N3821, 2N3822, 2N3823 / UB
2N3823 / UB (only)
NF2
Min.
1500
3000
3500
1500
3000
3200
Max. Unit
4500
6500
μS
6500
10
20
μS
35
6.0
pF
3.0
3.0
pF
2.0
μS
800
μS
200
μS
5.0
dB
2.0
2.5
dB
T4-LDS-0005 Rev. 2 (101425)
Page 2 of 4
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