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2PC4081
NPN general-purpose transistor
Rev. 06 -- 17 November 2009 Product data sheet

1. Product profile

1.1 General description
NPN transistor in a SOT323 (SC-70) plastic package. The PNP complement is 2PA1576.

1.2 Features
Low current (max. 150 mA)
Low voltage (max. 50 V)

1.3 Applications
General-purpose switching
Small signal amplification

2. Pinning information
Table 1. Pinning
Pin Description Simplified outline Symbol
1 base
3 3
2 emitter
3 collector 1

1 2 2
sym021

3. Ordering information
Table 2. Ordering information
Type number Package
Name Description Version
2PC4081Q SC-70 plastic surface mounted package; 3 leads SOT323
2PC4081R
2PC4081S
NXP Semiconductors 2PC4081
NPN general-purpose transistor

4. Marking
Table 3. Marking codes
Type number Marking code[1]
2PC4081Q Z*Q
2PC4081R Z*R
2PC4081S Z*S

[1] * = -: made in Hong Kong
* = t: made in Malaysia

5. Limiting values
Table 4. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
VCBO collector-base voltage open emitter - 60 V
VCEO collector-emitter voltage open base - 50 V
VEBO emitter-base voltage open collector - 7 V
IC collector current (DC) - 150 mA
ICM peak collector current - 200 mA
IBM peak base current - 200 mA
Ptot total power dissipation Tamb 25