BCP56-10-TP Equivalent & Substitute Parts

Part Overview

The BCP56-10-TP is an NPN bipolar junction transistor manufactured by Micro Commercial Co, designed for general-purpose switching and amplification applications. It features an 80 V collector-emitter breakdown voltage, 1 A maximum collector current, and 1.5 W power dissipation in a surface-mount SOT-223 package. The BCP56-10-TP is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity. Substitute parts must maintain electrical compatibility across critical parameters including voltage rating, current capacity, gain characteristics, and thermal performance while accommodating modern active product availability.

Key Parameters

Parameter	BCP56-10-TP Value	Unit
Transistor Type	NPN	—
Voltage - Collector Emitter Breakdown (Max)	80	V
Current - Collector (Ic) (Max)	1	A
Vce Saturation (Max) @ Ib, Ic	500mV @ 50mA, 500mA	—
Current - Collector Cutoff (Max)	100	nA
DC Current Gain (hFE) (Min) @ Ic, Vce	63 @ 150mA, 2V	—
Power - Max	1.5	W
Frequency - Transition	100	MHz
Operating Temperature	-55 to 150	°C
Mounting Type	Surface Mount	—
Package / Case	TO-261-4, TO-261AA	—
Supplier Device Package	SOT-223	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the BCP56-10-TP are classified into two categories based on electrical and mechanical compatibility:

Parametric Equivalents maintain identical or functionally equivalent specifications across all critical parameters: 80 V breakdown voltage, 1 A collector current, 500 mV saturation voltage, 63 minimum hFE at specified conditions, 1.5 W power rating, 100 MHz transition frequency, SOT-223 package, and ROHS3 compliance. These parts are direct functional replacements with no design modifications required.

Similar Parts share the same core electrical specifications (80 V, 1 A, SOT-223 package) but may differ in secondary parameters such as power dissipation (1.8 W or 2 W), transition frequency (130 MHz or 150 MHz), DC current gain (40 or 63 hFE), or operating temperature range. These parts are compatible for applications where the enhanced specifications provide margin or where automotive qualification (AEC-Q101) is required.

Substitution is permitted when the substitute part meets or exceeds the BCP56-10-TP specifications for voltage, current, saturation voltage, gain, and power dissipation. Package compatibility (SOT-223 / TO-261-4 / TO-261AA) and RoHS compliance are mandatory.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) [A]	Vce Breakdown (Max) [V]	Vce Sat (Max) [mV]	hFE (Min)	Power (Max) [W]	Freq - Transition [MHz]	Temp Range [°C]	Package	Status
BCP56-10-TP	Micro Commercial Co	1	80	500	63	1.5	100	-55 to 150	SOT-223	Obsolete
BCP56-16-TP	Micro Commercial Co	1	80	500	63	1.5	100	-55 to 150	SOT-223	Active
BCP56-10TX	Nexperia USA Inc.	1	80	500	63	1.8	100	-55 to 150	SOT-223	Active
BCP5610TA	Diodes Incorporated	1	80	500	63	2	150	-65 to 150	SOT-223-3	Active
BCP56TX	Nexperia USA Inc.	1	80	500	63	1.8	100	-55 to 150	SOT-223	Active
SBCP56T3G	onsemi	1	80	500	40	1.5	130	-65 to 150	SOT-223	Active
GSBCP56-16	Good-Ark Semiconductor	1	80	500	63	1.5	100	Not specified	SOT-223	Active

Engineering Selection Recommendations

Primary Recommendation: BCP56-16-TP

The BCP56-16-TP from Micro Commercial Co is the direct parametric equivalent to the BCP56-10-TP. It maintains identical electrical specifications (80 V, 1 A, 1.5 W, 100 MHz, 63 hFE) and operates across the same temperature range (-55°C to 150°C). The part is active and available in high inventory (8,178 pcs), ensuring supply continuity. Packaging is identical (SOT-223 / TO-261-4), and RoHS3 compliance is maintained. No design modifications are required for direct substitution.

Secondary Recommendations for Enhanced Performance:

BCP56-10TX and BCP56TX (Nexperia USA Inc.) provide increased power dissipation (1.8 W versus 1.5 W) while maintaining all other electrical parameters. Both parts carry AEC-Q101 automotive qualification and are suitable for applications requiring automotive-grade reliability. Transition frequency remains 100 MHz, matching the original specification.

BCP5610TA (Diodes Incorporated) offers enhanced specifications with 2 W power dissipation, 150 MHz transition frequency, and extended lower operating temperature limit (-65°C). This part is suitable for applications requiring higher thermal margin or faster switching performance. Package designation is SOT-223-3, which is mechanically compatible with SOT-223 footprints.

SBCP56T3G (onsemi) provides automotive qualification (AEC-Q101) with 130 MHz transition frequency and extended temperature range (-65°C to 150°C). DC current gain is specified at 40 hFE minimum, which is lower than the original 63 hFE specification. This part is suitable only for applications where lower gain is acceptable or where automotive qualification is mandatory.

GSBCP56-16 (Good-Ark Semiconductor) is a parametric equivalent with identical electrical specifications but lacks specified operating temperature range data. Use is conditional on design temperature requirements verification.

Selection Criteria:

Use BCP56-16-TP for direct replacement in existing designs with no modifications. Use Nexperia or Diodes parts when enhanced power dissipation or transition frequency provides design margin. Use onsemi SBCP56T3G only when automotive qualification is required and lower hFE is acceptable. Verify operating temperature requirements before selecting GSBCP56-16.

Frequently Asked Questions (FAQ)

Q: Can BCP56-16-TP be used as a direct replacement for BCP56-10-TP without PCB modifications?

A: Yes. BCP56-16-TP is a parametric equivalent with identical electrical specifications and SOT-223 package. No design changes are required. The only difference is packaging format (Tape & Reel versus bulk), which does not affect electrical performance.

Q: What is the difference between BCP56-10TX and BCP56TX?

A: Both parts are manufactured by Nexperia USA Inc. and share identical electrical specifications (80 V, 1 A, 100 MHz, 1.8 W). Both carry AEC-Q101 automotive qualification. The primary difference is part numbering convention; they are functionally equivalent for substitution purposes.

Q: Why does SBCP56T3G have a lower DC current gain (40 hFE) compared to the original BCP56-10-TP (63 hFE)?

A: SBCP56T3G is manufactured by onsemi and represents a different design variant within the BCP56 family. Lower hFE may require circuit design adjustments in applications sensitive to base current requirements. Verify circuit compatibility before substitution.

Q: Is BCP5610TA compatible with the original BCP56-10-TP footprint?

A: Yes. BCP5610TA uses SOT-223-3 package, which is mechanically compatible with SOT-223 / TO-261-4 footprints. Pin assignments are identical. Enhanced specifications (2 W power, 150 MHz transition frequency, -65°C lower temperature limit) provide additional design margin.

Q: What does AEC-Q101 qualification mean?

A: AEC-Q101 is an automotive industry qualification standard for discrete semiconductors. Parts carrying this qualification (BCP56-10TX, BCP56TX, SBCP56T3G) meet automotive reliability, quality, and testing requirements. Use these parts in automotive applications or where automotive-grade reliability is specified.

Q: Can I use GSBCP56-16 in applications requiring -55°C minimum operating temperature?

A: GSBCP56-16 operating temperature range is not specified in available data. Verify temperature specifications with the manufacturer before use in temperature-critical applications. For guaranteed -55°C operation, use BCP56-16-TP, BCP56-10TX, BCP56TX, or BCP5610TA.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the original BCP56-10-TP specification.

Q: What is the difference between TO-261-4 and TO-261AA package designations?

A: TO-261-4 and TO-261AA are equivalent package designations for the SOT-223 surface-mount package. Both refer to the same 3-pin or 4-pin configuration. No functional difference exists between these designations.

Q: Which substitute part offers the best thermal performance?

A: BCP5610TA offers the highest power dissipation rating (2 W) and lowest operating temperature limit (-65°C), providing the best thermal margin. This part is recommended for applications with high power dissipation or extreme temperature requirements.

Q: Is inventory availability a factor in part selection?

A: Yes. BCP56-10TX (Nexperia) has the highest inventory (94,300 pcs), followed by BCP5610TA (Diodes, 65,300 pcs) and BCP56-16-TP (Micro Commercial Co, 8,178 pcs). For long-term supply security, prioritize parts with higher inventory levels.

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