BCW29,215 Equivalent & Substitute Parts

Part Overview

The BCW29,215 is an active PNP bipolar junction transistor manufactured by Nexperia USA Inc., designed for surface mount applications in the TO-236AB package. This component operates at a maximum collector current of 100 mA, collector-emitter breakdown voltage of 32 V, and maximum power dissipation of 250 mW. The transistor is qualified to AEC-Q101 automotive standards and carries ROHS3 compliance certification.

Substitute parts are identified when equivalent electrical performance can be achieved within the specified parameter ranges while maintaining compatibility with surface mount assembly processes and thermal requirements.

Key Parameters

Parameter	BCW29,215 Specification
Transistor Type	PNP
Current - Collector (Ic) (Max)	100 mA
Voltage - Collector Emitter Breakdown (Max)	32 V
Vce Saturation (Max) @ Ib, Ic	150 mV @ 2.5 mA, 50 mA
Current - Collector Cutoff (Max)	100 nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	120 @ 2 mA, 5 V
Power - Max	250 mW
Frequency - Transition	100 MHz
Operating Temperature (TJ)	150°C
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Grade	Automotive
Qualification	AEC-Q101

Substitute Part Grouping Explanation

Substitution eligibility for the BCW29,215 is determined by the following critical parameters:

Mandatory Compatibility Criteria:

Transistor Type: PNP configuration required
Collector Current Rating: Minimum 100 mA capability
Collector-Emitter Breakdown Voltage: Minimum 30 V (BCW29,215 rated at 32 V)
Power Dissipation: Minimum 200 mW
Mounting Type: Surface Mount
Package Compatibility: TO-236-3, SC-59, SOT-23-3, or equivalent footprints
RoHS Compliance: ROHS3 Compliant
Moisture Sensitivity: MSL 1 (Unlimited)

Performance Parameters:

DC Current Gain (hFE): Minimum 120 at specified test conditions
Transition Frequency: Minimum 100 MHz
Operating Temperature: Maximum 150°C junction temperature

Substitute parts meeting all mandatory criteria and maintaining equivalent or superior performance characteristics are listed in the parameter comparison table below.

Parameter Comparison

Part Number	Manufacturer	Ic (Max)	Vce(br)max	Power (Max)	hFE (Min)	Frequency	Package	RoHS
BCW29,215	Nexperia USA Inc.	100 mA	32 V	250 mW	120	100 MHz	TO-236AB	ROHS3
2SA1182-Y,LF	Toshiba Semiconductor	500 mA	30 V	150 mW	120	200 MHz	S-Mini	ROHS3
2SB1695KT146	Rohm Semiconductor	1.5 A	30 V	200 mW	270	280 MHz	SMT3	ROHS3
2SB1695TL	Rohm Semiconductor	1.5 A	30 V	500 mW	270	280 MHz	TSMT3	ROHS3
2SB1706TL	Rohm Semiconductor	2 A	30 V	500 mW	270	280 MHz	TSMT3	ROHS3
2SB1710TL	Rohm Semiconductor	1 A	30 V	500 mW	270	320 MHz	TSMT3	ROHS3
2STR2230	STMicroelectronics	1.5 A	30 V	500 mW	170	100 MHz	SOT-23-3	ROHS3
30A02CH-TL-E	onsemi	700 mA	30 V	700 mW	200	520 MHz	3-CPH	ROHS3
BC858A RFG	Taiwan Semiconductor Corporation	100 mA	30 V	200 mW	125	100 MHz	SOT-23	ROHS3
BC858ALT1G	onsemi	100 mA	30 V	300 mW	125	100 MHz	SOT-23-3	ROHS3
BC858B RFG	Taiwan Semiconductor Corporation	100 mA	30 V	200 mW	220	100 MHz	SOT-23	ROHS3

Engineering Selection Recommendations

Direct Substitutes (Identical Current and Voltage Ratings):

BC858A RFG, BC858ALT1G, and BC858B RFG are functionally equivalent to the BCW29,215 for applications requiring 100 mA collector current at 30 V minimum breakdown voltage. These parts maintain identical transition frequency (100 MHz) and comparable DC current gain specifications. All three are ROHS3 compliant with MSL 1 rating. BC858ALT1G offers increased power dissipation (300 mW) compared to the BCW29,215 (250 mW), providing additional thermal margin in power-limited applications.

Higher Current Capability Substitutes:

2SA1182-Y,LF, 2SB1695KT146, 2SB1695TL, 2SB1706TL, 2SB1710TL, and 30A02CH-TL-E provide collector current ratings exceeding 100 mA while maintaining 30 V minimum breakdown voltage. These parts are suitable for applications where the BCW29,215 current capacity is insufficient. All listed substitutes are ROHS3 compliant with MSL 1 rating and active product status.

Package Considerations:

The BCW29,215 utilizes TO-236AB packaging. BC858A RFG and BC858B RFG employ SOT-23 packaging, which is mechanically compatible with TO-236-3 footprints. BC858ALT1G uses SOT-23-3 (TO-236) packaging, providing direct footprint compatibility. Rohm Semiconductor parts (2SB1695 series and 2SB1710TL) utilize TSMT3 or SMT3 packages, which require PCB layout verification for mechanical fit.

Compliance and Qualification:

All substitute parts listed maintain ROHS3 compliance and MSL 1 moisture sensitivity rating. The BCW29,215 carries AEC-Q101 automotive qualification. Substitute parts should be evaluated for automotive qualification requirements in specific applications.

Frequently Asked Questions (FAQ)

Q: Can BC858A RFG be used as a direct replacement for BCW29,215?

A: BC858A RFG is functionally equivalent for applications requiring 100 mA collector current at 30 V breakdown voltage. Both parts share identical transition frequency (100 MHz) and comparable DC current gain (125 vs. 120 minimum). Package compatibility exists between SOT-23 and TO-236-3 footprints. Verify PCB layout accommodates the specific package dimensions.

Q: What is the primary difference between BCW29,215 and 2SB1695TL?

A: The 2SB1695TL supports 1.5 A collector current compared to 100 mA for BCW29,215, with higher transition frequency (280 MHz vs. 100 MHz) and greater power dissipation (500 mW vs. 250 mW). The 2SB1695TL uses TSMT3 packaging rather than TO-236AB. Selection depends on application current requirements and available PCB footprint space.

Q: Are all listed substitute parts ROHS3 compliant?

A: All substitute parts listed in the parameter comparison table are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the BCW29,215 compliance profile.

Q: Which substitute part offers the closest electrical match to BCW29,215?

A: BC858ALT1G provides the closest electrical match with 100 mA collector current, 30 V breakdown voltage, 100 MHz transition frequency, and comparable DC current gain (125). This part also offers increased power dissipation (300 mW vs. 250 mW) and uses SOT-23-3 packaging compatible with TO-236-3 footprints.

Q: Can 2SA1182-Y,LF replace BCW29,215 in a current-limited application?

A: 2SA1182-Y,LF supports 500 mA collector current, exceeding BCW29,215 requirements. However, this part has lower maximum power dissipation (150 mW vs. 250 mW) and uses S-Mini packaging. Substitution is valid only if application current does not exceed 100 mA and PCB layout accommodates S-Mini package dimensions.

Q: What package compatibility exists between BCW29,215 and substitute parts?

A: BCW29,215 uses TO-236AB packaging. BC858A RFG and BC858B RFG use SOT-23 packaging, mechanically compatible with TO-236-3 footprints. BC858ALT1G uses SOT-23-3 (TO-236) packaging with direct footprint compatibility. Rohm parts use TSMT3 or SMT3 packages requiring PCB layout verification. onsemi 30A02CH-TL-E uses 3-CPH packaging with different footprint requirements.

Q: Is automotive qualification required for substitute parts?

A: BCW29,215 carries AEC-Q101 automotive qualification. Substitute parts should be evaluated for automotive qualification requirements specific to the application. Not all listed substitutes carry automotive qualification; verify qualification status with component datasheets for automotive applications.

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