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KSD5018 representative package visual — not an exact-product photograph
Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image
Exact MPN12 sourced attributes1 source document

onsemi · exact orderable part

KSD5018

TRANS NPN DARL 275V 4A TO220-3

Transistor Type
NPN - Darlington
Voltage - Collector Emitter Breakdown (Max)
275 V
Current - Collector (Ic) (Max)
4 A
Vce Saturation (Max) @ Ib, Ic
1.5V @ 20mA, 3A
Power - Max
40 W
Current - Collector Cutoff (Max)
1mA
Operating Temperature
150°C(TJ)
Product Status
Obsolete
Mounting Type
Through Hole
Original manufacturerCommercial terms confirmed per lot
Manufactureronsemi
Package / caseTO-220-3
Mounting typeThrough Hole
PackingBulk

Technical parameters

Technical specifications

12 normalized values · 1 validated source

Report a data issue
ParameterValue
Current - Collector (Ic) (Max)4 A [1]
Base Product NumberKSD5018 [1]
Current - Collector Cutoff (Max)1mA [1]
Mfronsemi [1]
Mounting TypeThrough Hole [1]
Operating Temperature150°C(TJ) [1]
Power - Max40 W [1]
Product StatusObsolete [1]
Transistor TypeNPN - Darlington [1]
Vce Saturation (Max) @ Ib, Ic1.5V @ 20mA, 3A [1]
Voltage - Collector Emitter Breakdown (Max)275 V [1]
Package / CaseTO-220-3 [1]
Specification references[1]onsemi KSD5018 vendor product record ↗

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufactureronsemiView brand page →CategoryTransistors - Bipolar (BJT) - SingleView category page →

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