S8550

S8550 PNP Transistor

PNP general-purpose transistor, 40V/0.5A, complementary to S8050.

SOT-23
Switch Circuit / Complementary Push-Pull / Load Switch
Transistor

Description

Product Description

S8550 is the PNP complementary counterpart to S8050, commonly used in push-pull output and load switch circuits. It features an SOT-23 package, matching S8050.

Specifications

Voltage coverage: 40 V
Current coverage: 0.5 A

Collector-Emitter Voltage	40 V
Collector Current	0.5 A
Package Form	SOT-23
DC current gain	85 ~ 300
Operating Temperature Range	-55 ℃ ~ +150 ℃

The parameters shown represent general category ranges. Actual supply shall be based on the specification confirmed at the time of order.

Supply

Supply Details

Supports both small-batch and bulk supply
Can be supplied with S8050
Samples available for standard models.

Alternatives

Alternative Model

The following models are compatible alternatives with similar specifications or pinouts. Please verify details in the datasheet.

This table includes series-level reference items. Please confirm package, ratings, and fuse characteristics with engineering before bulk procurement.

Sort

Brand

Alternative Model	Brand	Encapsulate	Rated Value	Description
2N3906	ON Semiconductor	—	——	PNP Transistor, SOT-23 Package, 40V/0.2A, Similar Specifications
BC857B	Nexperia	—	——	PNP transistor, SOT-23 package, 45V/0.1A, suitable for small-signal applications
MMBT3906	DIODES	—	——	PNP transistor, SOT-23 package, 40V/0.2A, pin-compatible

2N3906

ON SemiconductorHetero-encapsulation

Encapsulate: —
Rated Value: —/ —

PNP Transistor, SOT-23 Package, 40V/0.2A, Similar Specifications

BC857B

NexperiaHetero-encapsulation

Encapsulate: —
Rated Value: —/ —

PNP transistor, SOT-23 package, 45V/0.1A, suitable for small-signal applications

MMBT3906

DIODESHetero-encapsulation

Encapsulate: —
Rated Value: —/ —

PNP transistor, SOT-23 package, 40V/0.2A, pin-compatible

Alternative models are for reference only. Please confirm final selection based on application requirements and datasheets. For further recommendations, feel free to submit an inquiry.

Similar

Similar models within the same parameter range

The following models belong to the same product category and have similar voltage, current, and other parameter ranges for comparison during selection.