Equivalent & Substitute Parts for 2PB710AS,115 PNP Bipolar Transistor

Part Overview

The 2PB710AS,115 is a PNP bipolar junction transistor manufactured by NXP USA Inc., designed for surface mount applications in the SOT-23-3 (TO-236) package. This component operates at 50 V collector-emitter breakdown voltage with a maximum collector current of 500 mA and 250 mW power dissipation. The device is classified as obsolete, making equivalent and substitute parts necessary for ongoing production and maintenance applications. Substitute parts must maintain electrical compatibility across voltage, current, and thermal specifications while accommodating available packaging and product status constraints.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Voltage - Collector Emitter Breakdown (Max)	50	V
Current - Collector (Ic) (Max)	500	mA
Power - Max	250	mW
Frequency - Transition	140	MHz
Operating Temperature (TJ)	150	°C
Package / Case	TO-236-3, SC-59, SOT-23-3	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the 2PB710AS,115 is determined by the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

Transistor Type: PNP configuration required
Voltage - Collector Emitter Breakdown (Max): Minimum 50 V
Current - Collector (Ic) (Max): Minimum 500 mA
Package / Case: TO-236-3, SC-59, SOT-23-3 surface mount
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant

Secondary Compatibility Factors:

Power - Max: Minimum 250 mW
Frequency - Transition: Minimum 140 MHz
Operating Temperature: Maximum 150°C (TJ)
Product Status: Active status preferred for long-term availability

Substitute parts are grouped into two categories based on electrical performance alignment:

Group 1 - Full Parameter Match (500 mA, 50 V minimum): Parts meeting or exceeding all primary specifications including 500 mA collector current and 50 V breakdown voltage.

Group 2 - Reduced Current Rating (100 mA, 50 V): Parts with lower collector current ratings (100 mA) suitable only for applications where maximum current requirement does not exceed 100 mA.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) mA	Vce(br) (Max) V	Power (Max) mW	Frequency MHz	Package	Product Status	RoHS
2PB710AS,115	NXP USA Inc.	500	50	250	140	SOT-23-3	Obsolete	ROHS3
2SA1313-Y,LF	Toshiba Semiconductor	500	50	200	200	SOT-23-3	Active	ROHS3
50A02CH-TL-E	onsemi	500	50	700	690	SOT-23-3	Active	ROHS3
BC807-16 RFG	Taiwan Semiconductor	500	45	300	100	SOT-23-3	Active	ROHS3
BC807-25 RFG	Taiwan Semiconductor	500	45	300	100	SOT-23-3	Active	ROHS3
BC807-40LT1G	onsemi	500	45	300	100	SOT-23-3	Active	ROHS3
BCX17T116	Rohm Semiconductor	500	45	425	200	SOT-23-3	Active	ROHS3
NSVBCX17LT1G	onsemi	500	45	225	—	SOT-23-3	Active	ROHS3
SBC807-40LT1G	onsemi	500	45	300	100	SOT-23-3	Active	ROHS3
2SA812-M6-TP	Micro Commercial Co	100	50	200	180	SOT-23-3	Active	—
2SA812-M7-TP	Micro Commercial Co	100	50	200	180	SOT-23-3	Active	—

Engineering Selection Recommendations

Primary Substitutes (Full 500 mA Compatibility):

The following parts provide direct electrical substitution for the 2PB710AS,115 with active product status and ROHS3 compliance:

2SA1313-Y,LF (Toshiba): Meets 500 mA and 50 V specifications with higher transition frequency (200 MHz). Suitable for applications requiring the original 50 V rating.
50A02CH-TL-E (onsemi): Exceeds power dissipation (700 mW) and transition frequency (690 MHz) specifications. Recommended for high-frequency applications or designs with thermal margin requirements.
BC807-40LT1G (onsemi): Maintains 500 mA and 300 mW power rating with active status. Voltage rating reduced to 45 V; suitable for applications where 45 V breakdown voltage is acceptable.
BCX17T116 (Rohm Semiconductor): Provides 500 mA with enhanced power dissipation (425 mW) and 200 MHz transition frequency. Voltage rating 45 V.
SBC807-40LT1G (onsemi): Automotive-qualified variant with AEC-Q101 certification. Identical electrical specifications to BC807-40LT1G with automotive-grade reliability.

Secondary Substitutes (100 mA Limited Current):

2SA812-M6-TP and 2SA812-M7-TP (Micro Commercial Co): Maintain 50 V breakdown voltage with reduced collector current (100 mA). Use only in applications where maximum collector current does not exceed 100 mA.

Voltage Derating Consideration:

Parts with 45 V breakdown voltage (BC807 series, BCX17T116, NSVBCX17LT1G) operate at reduced voltage margin compared to the original 50 V specification. These are suitable for applications with maximum operating voltages at or below 45 V.

Frequently Asked Questions (FAQ)

Q1: Can I use BC807-40LT1G as a direct replacement for 2PB710AS,115?

A: BC807-40LT1G is electrically compatible for collector current (500 mA) and power dissipation (300 mW). The primary difference is the reduced breakdown voltage (45 V vs. 50 V). If your circuit operates below 45 V, this substitution is valid. If your design requires the full 50 V margin, use 2SA1313-Y,LF or 50A02CH-TL-E instead.

Q2: What is the difference between BC807-16 RFG and BC807-25 RFG?

A: Both parts have identical electrical specifications (500 mA, 45 V, 300 mW, 100 MHz). The suffix numbers (16 and 25) indicate different DC current gain (hFE) specifications: BC807-16 has minimum hFE of 100 at specified conditions, while BC807-25 has minimum hFE of 160. Select based on your circuit's bias network requirements.

Q3: Why would I choose 50A02CH-TL-E over other substitutes?

A: The 50A02CH-TL-E offers the highest transition frequency (690 MHz) and power dissipation (700 mW) among available substitutes. Select this part for high-frequency switching applications or designs requiring maximum thermal headroom.

Q4: Are 2SA812-M6-TP and 2SA812-M7-TP suitable replacements?

A: These parts are suitable only if your application's maximum collector current does not exceed 100 mA. They maintain the 50 V breakdown voltage specification. Do not use in circuits requiring 500 mA collector current.

Q5: What is the significance of NSVBCX17LT1G being automotive-qualified?

A: NSVBCX17LT1G carries AEC-Q101 automotive qualification, indicating compliance with automotive reliability and environmental standards. Use this part in automotive applications or systems requiring automotive-grade component certification.

Q6: Can I substitute parts with different package codes within SOT-23-3?

A: All listed substitutes use the TO-236-3, SC-59, SOT-23-3 package family, which are mechanically and electrically equivalent. Supplier device package designations (SMT3, S-Mini, SOT-23, SST3, 3-CPH) refer to manufacturer-specific packaging formats but are all compatible with standard SOT-23-3 PCB footprints.

Q7: What does ROHS3 compliance mean for substitution?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances Directive requirements. All primary substitutes listed are ROHS3 compliant, ensuring regulatory compatibility with the original part.

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