2N5949
2N5952
2N5951
2N5953
w w w. c e n t r a l s e m i . c o m
SILICON
N-CHANNEL JFETS
DESCRIPTION:
The CENTRAL SEMICONDUCTOR 2N5949 Series
devices are silicon N-Channel JFETs designed for
switching, RF amplifier and mixer applications where
low capacitance is desired.
MARKING: FULL PART NUMBER
TO-92-18R CASE
MAXIMUM RATINGS: (TA=25°C)
Gate-Source Voltage
Drain-Gate Voltage
Gate Current
Power Dissipation
Operating and Storage Junction Temperature
SYMBOL
VGS
VDG
IG
PD
TJ, Tstg
ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted)
2N5949
2N5951
SYMBOL
TEST CONDITIONS
MIN MAX
MIN MAX
IGSS
VGS=15V, VDS=0
1.0
1.0
IGSS
VGS=15V, VDS=0, TA=100°C
200
200
IDSS
VDS=15V, VGS=0
12
18
7.0
13
BVGSS
IG=1.0μA
30
30
VGS
VDS=15V, ID=1.2mA
2.25 6.0
VGS
VDS=15V, ID=0.7mA
1.3 4.5
VGS
VDS=15V, ID=0.4mA
VGS
VDS=15V, ID=0.25mA
VGS(OFF)
VDS=15V, ID=100nA
3.0 7.0
2.0 5.0
yfs
VDS=15V, VGS=0, f=1.0kHz
3.5 7.5
3.5 6.5
yos
VDS=15V, VGS=0, f=1.0kHz
75
75
Ciss
Crss
rds(on)
gis
gfs
gos
NF
NF
VN
VDS=15V, VGS=0, f=1.0MHz
VDS=15V, VGS=0, f=1.0MHz
VGS=0, ID=0, f=1.0kHz
VDS=15V, VGS=0, f=100MHz
VDS=15V, VGS=0, f=100MHz
VDS=15V, VGS=0, f=100MHz
VDS=15V, VGS=0, f=100MHz,
RG=1.0kΩ
VDS=15V, VGS=0, f=1.0kHz,
RG=1.0MΩ
VDS=15V, VGS=0, f=1.0kHz
UNITS
V
V
mA
mW
°C
30
30
10
360
-65 to +150
2N5952
MIN MAX
1.0
200
4.0 8.0
30
0.75 3.0
1.3 3.5
2.0 6.5
2N5953
MIN MAX
1.0
200
2.5 5.0
30
0.5 2.5
0.8 3.0
2.0 6.5
UNITS
nA
nA
mA
V
V
V
V
V
V
mS
3.0
-
6.0
2.0
200
250
7.5
150
3.0
-
6.0
2.0
250
250
6.5
100
1.0
-
50
6.0
2.0
300
250
6.5
75
1.0
-
50
6.0
2.0
375
250
6.5
50
μS
pF
pF
Ω
μS
mS
μS
-
5.0
-
5.0
-
5.0
-
5.0
dB
-
2.0
100
-
2.0
100
-
2.0
100
-
2.0
100
dB
nV/ Hz
R1 (25-April 2018)
2N5949
2N5952
2N5951
2N5953
SILICON
N-CHANNEL JFETS
TO-92-18R CASE - MECHANICAL OUTLINE
LEAD CODE:
1) Gate
2) Source
3) Drain
MARKING:
FULL PART NUMBER
R1 (25-April 2018)
w w w. c e n t r a l s e m i . c o m
OUTSTANDING SUPPORT AND SUPERIOR SERVICES
PRODUCT SUPPORT
Central’s operations team provides the highest level of support to insure product is delivered on-time.
• Supply management (Customer portals)
• Custom bar coding for shipments
• Inventory bonding
• Custom product packing
• Consolidated shipping options
DESIGNER SUPPORT/SERVICES
Central’s applications engineering team is ready to discuss your design challenges. Just ask.
• Free quick ship samples (2nd day air)
• Special wafer diffusions
• Online technical data and parametric search
• PbSn plating options
• SPICE models
• Package details
• Custom electrical curves
• Application notes
• Environmental regulation compliance
• Application and design sample kits
• Customer specific screening
• Custom product and package development
• Up-screening capabilities
REQUESTING PRODUCT PLATING
1. If requesting Tin/Lead plated devices, add the suffix “ TIN/LEAD” to the part number when
ordering (example: 2N2222A TIN/LEAD).
2. If requesting Lead (Pb) Free plated devices, add the suffix “ PBFREE” to the part number
when ordering (example: 2N2222A PBFREE).
CONTACT US
Corporate Headquarters & Customer Support Team
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Hauppauge, NY 11788 USA
Main Tel: (631) 435-1110
Main Fax: (631) 435-1824
Support Team Fax: (631) 435-3388
www.centralsemi.com
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which is part of Central’s Standard Terms and Conditions of sale, visit: www.centralsemi.com/terms
w w w. c e n t r a l s e m i . c o m
(001)
PDN01101
1/18/19
7/18/19
1/18/20
http://www.centralsemi.com
Summary:The Junction Field Effect Transistors (JFETs) listed below are discontinued and now classified as End of Life (EOL).
Although Central Semiconductor Corp. makes every effort to continue to produce devices that have been proclaimed EOL (End of Life) by
other manufacturers, it is an accepted industry practice to discontinue certain devices when customer demand falls below a minimum level of
sustainability. Accordingly, the following product(s) have been transitioned to End of Life status as part of Central's ongoing Product
Management Process. Any replacement products are noted below. The effective date for placing last purchase orders will be six (6) months
from the date of this notice and twelve (12) months from the notice date for final shipments, and minimum order quantities may apply.
The last purchase and shipment dates may be extended if inventory is available.
Central Part Number
BF244B
BF244C
BF246A
BSV79
BSV80
CMPFJ310 BK
CMPFJ310 TR
PN4302
PN5033
2N2608
2N3820
2N3955
2N4340
2N4341
2N5115
2N5953
Replacement
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
N/A, Stock Only
Central would be happy to assist you by providing additional information or technical data to help locate an alternate source if we
have no replacement available. Please email your requests to engineering@centralsemi.com.