BC637 View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

BC637

60 V, 1 A NPN medium power transistors

NXP Semiconductors. 

NXP Semiconductors

2. Pinning information

Table 3.

Pin

SOT54

1

2

3

Pinning

Description

base

collector

emitter

SOT54A

1

2

3

base

collector

emitter

SOT54 variant

1

base

2

collector

3

emitter

SOT223

1

2

3

4

base

collector

emitter

collector

SOT89

1

2

3

emitter

collector

base

BC637; BCP55; BCX55

60 V, 1 A NPN medium power transistors

Simplified outline Symbol

1

2

3

001aab347

2

1

3

sym056

1

2

3

001aab348

2

1

3

sym056

1

2

3

001aab447

2

1

3

sym056

4

123

2, 4

1

3

sym016

321

2

3

1

sym042

BC637_BCP55_BCX55_7

Product data sheet

Rev. 07 — 25 June 2007

© NXP B.V. 2007. All rights reserved.

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