BC856BS-TP Equivalent & Substitute Parts

Part Overview

The BC856BS-TP is a Bipolar (BJT) Transistor Array containing 2 PNP transistors manufactured by Micro Commercial Co in a Surface Mount SOT-363 package. This component is classified as Active and is designed for interface applications requiring dual PNP transistor functionality in compact form factors. Substitute parts are identified based on matching electrical specifications, package compatibility, and manufacturing standards to ensure functional equivalence in circuit applications.

Substiute Parts

BC856BS-TP

Micro Commercial CoIn Stock: 767BC856BS-TP Datasheet

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BC856BDW1T1G

onsemiIn Stock: 301730BC856BDW1T1G Datasheet

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BC856BS,115

Nexperia USA Inc.In Stock: 6093BC856BS,115 Datasheet

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BC856SF

Nexperia USA Inc.In Stock: 10138BC856SF Datasheet

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BCM856BSH

Nexperia USA Inc.In Stock: 3895BCM856BSH Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the BC856BS-TP are qualified based on the following critical parameters:

Electrical Equivalence Criteria:

• Transistor Type: 2 PNP configuration
• Maximum Collector Current: 100mA
• Maximum Collector-Emitter Breakdown Voltage: 65V
• Transition Frequency: 100MHz or higher
• Operating Temperature Range: Minimum -55°C to 150°C

Package Compatibility:

• Surface Mount technology
• 6-pin package variants (SOT-363, SC-88, 6-TSSOP)

Functional Compatibility:

• Vce Saturation characteristics within acceptable range for interface applications
• DC Current Gain (hFE) minimum of 200 @ 2mA, 5V or equivalent performance
• Collector Cutoff Current: 15nA (ICBO)

Parts meeting these criteria are considered functionally equivalent and can be substituted in applications where the BC856BS-TP is specified.

Parameter Comparison

Engineering Selection Recommendations

BC856BDW1T1G (onsemi): This substitute maintains electrical equivalence across all critical parameters including 100mA collector current, 65V breakdown voltage, and 100MHz transition frequency. The higher maximum power rating (380mW vs. 200mW) provides additional thermal margin. This part is suitable for general interface applications where the original specification does not require automotive qualification.

BC856BS,115 (Nexperia): This substitute provides direct electrical equivalence with identical Vce saturation characteristics (300mV) and DC current gain (200 @ 2mA, 5V). The part carries AEC-Q101 automotive qualification, making it suitable for automotive-grade applications. The 6-TSSOP package is directly compatible with the original SOT-363 footprint.

BC856SF (Nexperia): This substitute meets all core electrical requirements with 100mA collector current and 65V breakdown voltage. The higher maximum power rating (400mW) and elevated transition frequency capability support higher-performance applications. AEC-Q101 automotive qualification is included. Note that the DC current gain specification (110 @ 2mA, 5V) is lower than the original part; applications dependent on higher gain should evaluate circuit performance.

BCM856BSH (Nexperia): This substitute is a matched pair variant with enhanced transition frequency (175MHz vs. 100MHz), providing superior high-frequency performance. The part carries AEC-Q100 automotive qualification, the highest automotive standard. The matched pair configuration is beneficial for differential or balanced circuit topologies. Vce saturation is slightly elevated (400mV) compared to the original specification.

Frequently Asked Questions (FAQ)

Q: Can BC856BDW1T1G be used as a direct replacement for BC856BS-TP?

A: Yes. BC856BDW1T1G meets all electrical equivalence criteria: 100mA maximum collector current, 65V breakdown voltage, 100MHz transition frequency, and compatible 6-pin surface mount package. The higher power dissipation rating (380mW) provides additional design margin. Vce saturation is higher (650mV vs. 300mV), which may affect switching speed in saturation-dependent circuits.

Q: What is the difference between BC856BS,115 and BC856SF?

A: Both parts are Nexperia products with identical package and core electrical specifications. BC856BS,115 has DC current gain of 200 @ 2mA, 5V and Vce saturation of 300mV. BC856SF has lower DC current gain (110 @ 2mA, 5V) but higher power rating (400mW vs. 300mW) and identical Vce saturation. Selection depends on circuit gain requirements and thermal dissipation needs.

Q: Is BCM856BSH suitable for high-frequency applications?

A: Yes. BCM856BSH features 175MHz transition frequency, exceeding the original BC856BS-TP specification of 100MHz. This part is optimized for higher-frequency interface circuits. The matched pair configuration provides improved performance in differential topologies.

Q: Are all substitute parts RoHS compliant?

A: All listed substitute parts carry ROHS3 compliance certification. The original BC856BS-TP does not specify RoHS status in the provided data.

Q: Which substitute part has automotive qualification?

A: BC856BS,115 and BC856SF carry AEC-Q101 qualification. BCM856BSH carries the higher AEC-Q100 qualification. BC856BDW1T1G does not specify automotive qualification.

Q: Can these parts be used interchangeably in PCB layouts?

A: All substitute parts use compatible 6-pin surface mount packages (SOT-363, SC-88, 6-TSSOP). PCB footprints are interchangeable. Pin configurations are identical across all listed parts.

Q: What is the operating temperature range for each substitute?

A: BC856BS-TP operates from -55°C to 150°C. BC856BDW1T1G operates from -55°C to 150°C. BC856BS,115, BC856SF, and BCM856BSH operate to 150°C maximum (lower temperature limit not specified in provided data).