Datasheets
2N4427 by:

0.4A, 40V, NPN, Si, POWER TRANSISTOR, TO-205AD, HERMETIC SEALED, METAL, TO-39, 3 PIN

Part Details for 2N4427 by TT Electronics Power and Hybrid / Semelab Limited

Overview of 2N4427 by TT Electronics Power and Hybrid / Semelab Limited

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Part Details for 2N4427

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2N4427 Part Data Attributes

2N4427 TT Electronics Power and Hybrid / Semelab Limited
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2N4427 TT Electronics Power and Hybrid / Semelab Limited 0.4A, 40V, NPN, Si, POWER TRANSISTOR, TO-205AD, HERMETIC SEALED, METAL, TO-39, 3 PIN
Part Life Cycle Code Obsolete
Ihs Manufacturer SEMELAB LTD
Part Package Code BCY
Package Description CYLINDRICAL, O-MBCY-W3
Pin Count 2
Reach Compliance Code compliant
ECCN Code EAR99
Collector Current-Max (IC) 0.4 A
Collector-Emitter Voltage-Max 40 V
Configuration SINGLE
DC Current Gain-Min (hFE) 10
JEDEC-95 Code TO-205AD
JESD-30 Code O-MBCY-W3
Number of Elements 1
Number of Terminals 3
Package Body Material METAL
Package Shape ROUND
Package Style CYLINDRICAL
Polarity/Channel Type NPN
Qualification Status Not Qualified
Surface Mount NO
Terminal Form WIRE
Terminal Position BOTTOM
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 500 MHz

Alternate Parts for 2N4427

This table gives cross-reference parts and alternative options found for 2N4427. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 2N4427, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
2N4427 Power Bipolar Transistor, 0.4A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-205AD, Metal, 3 Pin, HERMETIC SEALED, METAL, TO-39, 3 PIN TT Electronics Resistors 2N4427 vs 2N4427
Part Number Description Manufacturer Compare
2N4427 Power Bipolar Transistor, 0.4A I(C), 40V V(BR)CEO, 1-Element, NPN, Silicon, TO-205AD, Metal, 3 Pin, HERMETIC SEALED, METAL, TO-39, 3 PIN TT Electronics Resistors 2N4427 vs 2N4427

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