Equivalent & Substitute Parts for 2SA10350SL

Part Overview

The Panasonic 2SA10350SL is a PNP bipolar junction transistor (BJT) designed for small-signal applications in surface mount configurations. This component features a maximum collector current of 50 mA, collector-emitter breakdown voltage of 55 V, and a transition frequency of 200 MHz. The device is rated for 200 mW maximum power dissipation and operates at junction temperatures up to 150°C.

The 2SA10350SL is classified as an obsolete product. Equivalent and substitute parts are necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this transistor specification.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Maximum Collector Current (Ic)	50	mA
Collector-Emitter Breakdown Voltage (Max)	55	V
Vce Saturation (Max)	600 mV @ 10 mA, 100 mA	—
Maximum Power Dissipation	200	mW
Transition Frequency	200	MHz
DC Current Gain (hFE Min)	260 @ 2 mA, 5 V	—
Operating Temperature (Max)	150	°C
Mounting Type	Surface Mount	—
Package / Case	TO-236-3, SC-59, SOT-23-3	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the 2SA10350SL is determined by the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

Transistor type must be PNP
Collector-emitter breakdown voltage must be greater than or equal to 55 V
Maximum collector current must be greater than or equal to 50 mA
Transition frequency must be greater than or equal to 200 MHz
Maximum power dissipation must be greater than or equal to 200 mW
Operating temperature range must include 150°C
Package must be TO-236-3, SC-59, or SOT-23-3 (surface mount)

Secondary Compatibility Factors:

Vce saturation characteristics
DC current gain (hFE) specifications
Moisture sensitivity level
RoHS and REACH compliance status

Substitute parts are grouped into two categories based on their electrical performance relative to the 2SA10350SL:

Category A: Direct Electrical Equivalents — Parts meeting or exceeding all primary criteria with minimal performance variation.

Category B: Enhanced Performance Substitutes — Parts exceeding primary criteria in one or more parameters (higher current rating, higher voltage rating, or higher frequency capability), suitable for applications requiring additional design margin.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) mA	Vce(br) V	Vce Sat mV	Power mW	fT MHz	hFE Min	Package	Status
2SA10350SL	Panasonic	50	55	600 @ 10mA, 100mA	200	200	260 @ 2mA, 5V	TO-236-3	Obsolete
2PB709BRL,215	NXP Semiconductors	200	50	250 @ 10mA, 100mA	250	200	210 @ 2mA, 10V	TO-236-3	Active
2PB709BSL,215	NXP Semiconductors	200	50	250 @ 10mA, 100mA	250	200	210 @ 2mA, 10V	TO-236-3	Active
2PB710ARL,215	Nexperia USA Inc.	500	50	600 @ 30mA, 300mA	250	120	120 @ 150mA, 10V	TO-236-3	Active
2PB710ASL,215	Nexperia USA Inc.	500	50	600 @ 30mA, 300mA	250	140	170 @ 150mA, 10V	TO-236-3	Active
2SA1313-Y,LF	Toshiba Semiconductor and Storage	500	50	250 @ 10mA, 100mA	200	200	120 @ 100mA, 1V	TO-236-3	Active
2SA812-M6-TP	Micro Commercial Co	100	50	300 @ 10mA, 100mA	200	180	90 @ 1mA, 6V	TO-236-3	Active
2SA812-M7-TP	Micro Commercial Co	100	50	300 @ 10mA, 100mA	200	180	90 @ 1mA, 6V	TO-236-3	Active
CMPT5086 TR PBFREE	Central Semiconductor Corp	50	50	300 @ 1mA, 10mA	350	40	150 @ 100µA, 5V	TO-236-3	Active
CMPT5087 TR PBFREE	Central Semiconductor Corp	50	50	300 @ 1mA, 10mA	350	40	250 @ 100µA, 5V	TO-236-3	Active
MMBT2907A-7-F	Diodes Incorporated	600	60	1.6V @ 50mA, 500mA	300	200	100 @ 150mA, 10V	TO-236-3	Active

Engineering Selection Recommendations

Recommended Primary Substitutes:

The 2PB709BRL,215 and 2PB709BSL,215 (NXP Semiconductors) are the preferred direct substitutes for the 2SA10350SL. Both parts are active products with AEC-Q101 automotive qualification, ROHS3 compliance, and REACH unaffected status. These devices maintain the same transition frequency (200 MHz), package configuration (TO-236-3), and power rating (250 mW). While the collector-emitter breakdown voltage is reduced to 50 V and the maximum collector current is increased to 200 mA, these parameters remain within acceptable substitution margins for applications designed around the 2SA10350SL specifications. The lower Vce saturation (250 mV versus 600 mV) provides improved switching characteristics.

Secondary Substitutes for Enhanced Performance Applications:

The 2SA1313-Y,LF (Toshiba) is suitable for applications requiring higher current handling (500 mA maximum) while maintaining the original 200 MHz transition frequency and 200 mW power rating. This part is ROHS3 compliant and REACH unaffected. The 2PB710ARL,215 and 2PB710ASL,215 (Nexperia) offer significantly higher current capability (500 mA) and are AEC-Q101 qualified, though transition frequency is reduced to 120 MHz and 140 MHz respectively.

Substitutes for Current-Limited Applications:

The 2SA812-M6-TP and 2SA812-M7-TP (Micro Commercial Co) are suitable for applications where the 50 mA collector current specification is not fully utilized. These parts provide 100 mA maximum current, 200 mW power rating, and 180 MHz transition frequency. Extended operating temperature range (-55°C to 150°C) provides additional thermal margin.

Substitutes for Low-Frequency Applications:

The CMPT5086 TR PBFREE and CMPT5087 TR PBFREE (Central Semiconductor Corp) match the 50 mA collector current and 50 V breakdown voltage of the 2SA10350SL. These parts feature higher power dissipation (350 mW) and extended operating temperature range (-65°C to 150°C). However, transition frequency is limited to 40 MHz, restricting use to low-frequency applications. ROHS3 compliance and REACH unaffected status are confirmed.

Enhanced Performance Substitute:

The MMBT2907A-7-F (Diodes Incorporated) provides the highest performance margin with 600 mA maximum current, 60 V breakdown voltage, and 200 MHz transition frequency. AEC-Q101 automotive qualification and ROHS3 compliance are confirmed. This part is suitable for applications requiring maximum design margin and automotive-grade reliability.

Frequently Asked Questions (FAQ)

Q: Can the 2PB709BRL,215 directly replace the 2SA10350SL in all applications?

A: The 2PB709BRL,215 is electrically compatible with the 2SA10350SL for applications operating at or below 50 mA collector current and 50 V collector-emitter voltage. The reduced Vce saturation (250 mV versus 600 mV) may improve switching performance. Applications designed specifically for the 55 V breakdown voltage specification should evaluate the 50 V rating of the substitute. Both parts share identical package configuration (TO-236-3) and transition frequency (200 MHz).

Q: What is the difference between the 2PB709BRL,215 and 2PB709BSL,215?

A: Both parts are electrically identical NXP Semiconductors devices with the same electrical specifications. The difference lies in packaging: the 2PB709BRL,215 is supplied in bulk packaging, while the 2PB709BSL,215 is supplied in bulk packaging as well. Both are AEC-Q101 qualified and suitable for automotive applications.

Q: Why does the 2SA1313-Y,LF have a lower hFE minimum (120) compared to the 2SA10350SL (260)?

A: The 2SA1313-Y,LF is specified at a different measurement condition (100 mA collector current at 1 V Vce) compared to the 2SA10350SL (2 mA collector current at 5 V Vce). DC current gain varies with operating point. The 2SA1313-Y,LF is suitable for applications where the transistor operates at higher collector currents. For low-current applications, the 2PB709 series maintains higher hFE values at comparable measurement conditions.

Q: Can I use the MMBT2907A-7-F in place of the 2SA10350SL?

A: The MMBT2907A-7-F is electrically compatible and provides enhanced performance margins with higher current rating (600 mA), higher voltage rating (60 V), and identical transition frequency (200 MHz). The package configuration is identical (TO-236-3). This substitute is suitable for applications where additional design margin is beneficial. The higher Vce saturation (1.6 V at 50 mA, 500 mA) should be evaluated for switching applications.

Q: What is the significance of AEC-Q101 qualification?

A: AEC-Q101 qualification indicates that the transistor meets automotive industry reliability and quality standards established by the Automotive Electronics Council. Parts bearing this qualification (2PB709 series, 2PB710 series, and MMBT2907A-7-F) are suitable for automotive applications and demonstrate enhanced reliability through rigorous testing protocols.

Q: Are all substitute parts RoHS3 compliant?

A: The 2PB709 series, 2PB710 series, 2SA1313-Y,LF, CMPT5086 TR PBFREE, CMPT5087 TR PBFREE, and MMBT2907A-7-F are confirmed ROHS3 compliant. The 2SA812-M6-TP and 2SA812-M7-TP do not specify RoHS status in the provided data. Verify RoHS compliance requirements for your specific application before selection.

Q: What is the difference between the 2SA812-M6-TP and 2SA812-M7-TP?

A: Both parts are electrically identical Micro Commercial Co devices with the same electrical specifications (100 mA maximum current, 50 V breakdown voltage, 180 MHz transition frequency, 200 mW power rating). The difference is in the manufacturing code designation. Both are suitable as substitutes for applications not requiring the full 50 mA specification of the 2SA10350SL.

Q: Why should I avoid the CMPT5086 and CMPT5087 for high-frequency applications?

A: The CMPT5086 TR PBFREE and CMPT5087 TR PBFREE are specified with a transition frequency of only 40 MHz, compared to the 2SA10350SL specification of 200 MHz. These parts are suitable only for low-frequency applications. For applications requiring 200 MHz or higher transition frequency, select from the 2PB709 series, 2SA1313-Y,LF, or MMBT2907A-7-F.

Q: Is the package configuration identical across all substitute parts?

A: All substitute parts listed are supplied in TO-236-3, SC-59, or SOT-23-3 package configurations, which are mechanically and electrically equivalent surface mount packages. The 2SA10350SL is specified as Mini3-G1, which is compatible with the TO-236-3 standard. All substitutes are directly compatible from a package perspective.

Q: What is Moisture Sensitivity Level (MSL) 1?

A: MSL 1 indicates unlimited moisture sensitivity, meaning the component does not require special moisture control during storage, handling, or assembly. All listed substitute parts carry MSL 1 rating, matching the 2SA10350SL specification.

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