Equivalent & Substitute Parts for DSA2002R0L

Part Overview

The Panasonic DSA2002R0L is a PNP bipolar junction transistor rated for 50 V collector-emitter breakdown voltage and 500 mA maximum collector current. This surface mount device in TO-236-3 (SOT-23-3) packaging is designed for general-purpose switching and amplification applications with a maximum power dissipation of 200 mW and transition frequency of 130 MHz. The part is discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives from active manufacturers that meet the same electrical and mechanical specifications.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Collector-Emitter Breakdown Voltage (Max)	50	V
Collector Current (Max)	500	mA
Power Dissipation (Max)	200	mW
Transition Frequency	130	MHz
DC Current Gain (hFE Min)	120	@ 150 mA, 10 V
Operating Temperature (Max)	150	°C
Package Type	TO-236-3 / SOT-23-3	Surface Mount
Moisture Sensitivity Level	1	Unlimited

Substitute Part Grouping Explanation

Substitution of the DSA2002R0L is determined by strict equivalence in the following electrical and mechanical parameters:

Critical Parameters for Direct Substitution:

Transistor polarity: PNP
Collector-emitter breakdown voltage: 50 V minimum
Collector current rating: 500 mA minimum
Package type: TO-236-3 / SOT-23-3 surface mount
Operating temperature range: 150 °C maximum junction temperature
Moisture sensitivity: MSL 1 (Unlimited)

Secondary Parameters Affecting Compatibility:

Power dissipation: 200 mW or higher
DC current gain (hFE): 120 or higher at specified test conditions
Transition frequency: 130 MHz or higher

Substitute parts are grouped into two categories:

Category A - Direct Electrical Equivalents (50 V Rating): Parts meeting all critical parameters with 50 V collector-emitter breakdown voltage, including 2PB710ARL variants, 2SA1313-Y,LF, and 50A02CH-TL-E. These parts maintain identical voltage ratings and current handling.

Category B - Enhanced Voltage Rating (80 V Rating): The 2SB1198KT146Q provides higher voltage capability (80 V) while maintaining all other critical parameters. This part is suitable for applications where additional voltage margin is beneficial.

Category C - Reduced Voltage Rating (45 V Rating): BC807 variants (BC807,215; BC807-16,215; BC807-16,235) operate at 45 V collector-emitter breakdown voltage. These parts are suitable only for applications where the circuit voltage does not exceed 45 V.

Parameter Comparison

Part Number	Manufacturer	Vce(BR) Max (V)	Ic Max (mA)	Power Max (mW)	fT (MHz)	hFE Min	Package	Status
DSA2002R0L	Panasonic	50	500	200	130	120	TO-236-3	Discontinued
2PB710ARL,215	Nexperia USA Inc.	50	500	250	120	120	TO-236-3	Active
2PB710ARL,235	Nexperia USA Inc.	50	500	250	120	120	TO-236-3	Active
2PB710ASL,215	Nexperia USA Inc.	50	500	250	140	170	TO-236-3	Active
2PB710ASL,235	Nexperia USA Inc.	50	500	250	140	170	TO-236-3	Active
2SA1313-Y,LF	Toshiba Semiconductor and Storage	50	500	200	200	120	TO-236-3	Active
2SB1198KT146Q	Rohm Semiconductor	80	500	200	180	120	TO-236-3	Active
50A02CH-TL-E	onsemi	50	500	700	690	200	TO-236-3	Active
BC807,215	Nexperia USA Inc.	45	500	250	80	100	TO-236-3	Active
BC807-16,215	Nexperia USA Inc.	45	500	250	80	100	TO-236-3	Active
BC807-16,235	Nexperia USA Inc.	45	500	250	80	100	TO-236-3	Active

Engineering Selection Recommendations

Primary Substitutes (50 V Rating - Direct Equivalents):

The 2PB710ARL,215 and 2PB710ARL,235 from Nexperia USA Inc. are direct electrical equivalents to the DSA2002R0L. Both parts maintain 50 V collector-emitter breakdown voltage, 500 mA collector current, and TO-236-3 packaging. These parts carry AEC-Q101 automotive qualification and ROHS3 compliance, providing enhanced reliability documentation compared to the original part. Inventory availability is 7110 and 5976 units respectively.

The 2PB710ASL,215 and 2PB710ASL,235 variants offer improved performance characteristics with 140 MHz transition frequency and 170 minimum hFE, while maintaining identical voltage and current ratings. These parts are also AEC-Q101 qualified and ROHS3 compliant.

The 2SA1313-Y,LF from Toshiba Semiconductor and Storage meets all critical electrical parameters with 50 V rating and 500 mA current handling. This part features 200 MHz transition frequency, matching the original part's power dissipation specification. ROHS3 compliance and REACH unaffected status are confirmed.

Enhanced Performance Substitute (50 V Rating - Higher Power):

The 50A02CH-TL-E from onsemi maintains the 50 V collector-emitter breakdown voltage and 500 mA collector current while providing significantly higher power dissipation capability (700 mW) and transition frequency (690 MHz). This part is suitable for applications requiring higher frequency operation or thermal margin. ROHS3 compliance and REACH unaffected status are confirmed.

Higher Voltage Substitute (80 V Rating):

The 2SB1198KT146Q from Rohm Semiconductor provides 80 V collector-emitter breakdown voltage while maintaining 500 mA collector current and 200 mW power dissipation. This part is appropriate for circuits operating at voltages up to 80 V where additional voltage margin is required. ROHS3 compliance and REACH unaffected status are confirmed.

Lower Voltage Substitutes (45 V Rating - Limited Application):

The BC807,215; BC807-16,215; and BC807-16,235 from Nexperia USA Inc. operate at 45 V collector-emitter breakdown voltage. These parts are suitable only for applications where circuit voltage does not exceed 45 V. All variants carry AEC-Q101 automotive qualification and ROHS3 compliance. These parts are not recommended as direct replacements for the DSA2002R0L in circuits designed for 50 V operation.

Frequently Asked Questions (FAQ)

Q: Can the 2PB710ARL,215 directly replace the DSA2002R0L in all applications?

A: The 2PB710ARL,215 meets all critical electrical parameters: 50 V collector-emitter breakdown voltage, 500 mA collector current, 200 mW minimum power dissipation, and TO-236-3 packaging. Direct substitution is valid for applications where the original part specifications are met. The 2PB710ARL,215 provides enhanced power dissipation (250 mW) and improved reliability documentation through AEC-Q101 qualification.

Q: What is the difference between the 2PB710ARL and 2PB710ASL variants?

A: The 2PB710ASL variants feature higher transition frequency (140 MHz versus 120 MHz) and higher minimum DC current gain (170 versus 120). Both maintain identical voltage and current ratings. The ASL variants are suitable for applications requiring higher frequency response or where higher current gain provides circuit design margin.

Q: Why are the BC807 parts listed as substitutes if they have a 45 V rating?

A: The BC807 variants are included for reference in applications where circuit voltage does not exceed 45 V. These parts are not suitable as direct replacements for the DSA2002R0L in circuits designed for 50 V operation. Selection of BC807 variants requires circuit voltage verification.

Q: Is the 2SB1198KT146Q suitable for the DSA2002R0L application?

A: The 2SB1198KT146Q maintains 500 mA collector current and 200 mW power dissipation with TO-236-3 packaging. The 80 V collector-emitter breakdown voltage exceeds the original 50 V specification, providing additional voltage margin. This part is suitable for applications where higher voltage capability is beneficial or required.

Q: What is the significance of the packaging designation TO-236-3 / SOT-23-3?

A: TO-236-3 and SOT-23-3 are equivalent designations for the same three-lead surface mount package. All listed substitute parts use this identical package, ensuring mechanical and electrical compatibility with the original PCB layout and footprint.

Q: Are all substitute parts RoHS compliant?

A: All listed substitute parts carry ROHS3 compliance status. The original DSA2002R0L is RoHS compliant. Compliance status is maintained across all substitute options.

Q: What does AEC-Q101 qualification indicate?

A: AEC-Q101 is an automotive industry qualification standard for discrete semiconductors. Parts carrying this qualification have undergone rigorous testing for reliability and performance in automotive applications. The 2PB710 and BC807 variants from Nexperia carry AEC-Q101 qualification, providing enhanced reliability documentation suitable for automotive and high-reliability applications.

Q: Can the 50A02CH-TL-E be used in place of the DSA2002R0L?

A: The 50A02CH-TL-E maintains 50 V collector-emitter breakdown voltage, 500 mA collector current, and TO-236-3 packaging. The significantly higher transition frequency (690 MHz) and power dissipation (700 mW) make this part suitable for high-frequency applications. Substitution is valid where the enhanced performance characteristics do not introduce circuit instability or other design conflicts.

Q: What inventory levels are available for substitute parts?

A: Inventory availability varies by part number. The 2SB1198KT146Q from Rohm Semiconductor has the highest inventory at 108,400 units. The 2PB710ARL,215 has 7,110 units, and 2PB710ARL,235 has 5,976 units. Specific inventory levels should be confirmed with the component supplier for procurement planning.

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