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2N4427
2N4427
Obsolete
Transistors - Bipolar (BJT) - RF
Description:  RF TRANS NPN 20V 500MHZ TO39
Manufacturer:  Central Semiconductor
Datasheet:   2N4427 Datasheet
History Price: Obsolete
In Stock: 21000
Distributors
Specification
PDF Datasheet
Equivalent
2N4427 Distributors
Contact us and register as a distributor: support@icdirectory.com
Distributors
Mfr Part
Stock
 
 
Slogan
Updated
Anterwell
2N4427
28100
Visit
$
The 21 years electronic components professional supplier
Apr 21, 2026
Feilifei
2N4427
33000
Visit
$
New and original
Apr 21, 2026
One River Electronics Ltd
2N4427
2500
Visit
$
One River: Quality components, competitive prices, fast shipping, 1-year warranty
Apr 21, 2026
HAODE TECHNOLOGY
2N4427
35400
Visit
$
Click and send your RFQ
Apr 21, 2026
Hard Find Electronics Ltd.
2N4427
9800
Visit
$
Sourcing hard-to-find electronic components
Apr 20, 2026
TRICO INDUSTRIAL
2N4427
45200
Visit
$
Rooted in Semiconductors, One-stop Chip Solutions
Apr 20, 2026
Redstar Electronic
2N4427
20800
Visit
$
First Choice, Good Service
Apr 20, 2026
PARKIN
2N4427
40300
Visit
$
A Great Reputation EMS Partner specializes on E-Components Procurement
Apr 20, 2026
QTreeic Electronics
2N4427
8600
Visit
$
Your Integrated Circuit Electronic Components Supplier
Apr 20, 2026
DigiKey
2N4427
18300
Visit
$
Click and see latest prices from Digikey Electronics
Apr 20, 2026
2N4427 Specification
Specification
Mfr Part
2N4427
Category
Transistors - Bipolar (BJT) - RF
Manufacturer
Central Semiconductor
Series
-
Packaging
Bulk
Status
Obsolete
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Transistor Type
NPN
Voltage - Collector Emitter Breakdown (Max)
20V
Frequency - Transition
500MHz
Noise Figure (dB Typ @ f)
-
Gain
10dB
Power - Max
1W
DC Current Gain (hFE) (Min) @ Ic, Vce
10 @ 100mA, 5V
Current - Collector (Ic) (Max)
400mA
Operating Temperature
-65 ℃ ~ 200 ℃ (TJ)
Mounting Type
Through Hole
Package / Case
TO-205AD, TO-39-3 Metal Can
Supplier Device Package
TO-39
Customer Reviews
4.95 out of 5.00 stars from 66 customer reviews from all over the world
Federico Marino
Italy
5 stars
2026-04-05 13:41
very quick delivery, only 2 weeks, with combined shipment; item is OK
Alexandre Morel
France
5 stars
2026-04-05 05:40
Good quality and fast 15j France
Hans-Jürgen Hoffmann
Germany
5 stars
2026-04-05 04:47
All the best, like again, thank you!
Johanna Meier
Germany
5 stars
2026-04-04 12:56
Fast shipping all super.
Eliane
Brazil
5 stars
2026-04-04 09:47
Still not used, hope it is good.
Gonzalo Ramírez
Spain
5 stars
2026-04-04 08:57
Articles are what they say they are. They're unproven since I 've ordered them to have in stock.
The preparation and shipping was within a correct time frame.
Transport in Spain by company CTT, NEFASTO. I had to leave because of an urgency w
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