2SB09700RL Equivalent & Substitute Parts

Part Overview

The 2SB09700RL is a PNP bipolar junction transistor manufactured by Panasonic Electronic Components, designed for surface mount applications in the Mini3-G1 package. This device operates at a maximum collector current of 500 mA, collector-emitter breakdown voltage of 10 V, and maximum power dissipation of 200 mW. The transistor is classified as obsolete, making identification of equivalent substitute parts necessary for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Transistor Type	PNP
Current - Collector (Ic) (Max)	500 mA
Voltage - Collector Emitter Breakdown (Max)	10 V
Power - Max	200 mW
Frequency - Transition	130 MHz
Operating Temperature (TJ)	150°C
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the 2SB09700RL is determined by the following critical parameters:

Electrical Compatibility Requirements:

Transistor type must be PNP
Collector current rating must be equal to or greater than 500 mA
Collector-emitter breakdown voltage must be equal to or greater than 10 V
Maximum power dissipation must be equal to or greater than 200 mW
Operating temperature range must support 150°C (TJ)

Mechanical Compatibility Requirements:

Mounting type must be Surface Mount
Package must be compatible with TO-236-3, SC-59, or SOT-23-3 footprints

Compliance Requirements:

Moisture sensitivity level must be 1 (Unlimited) or equivalent
ECCN classification must be EAR99

The substitute part 2SA2119KT146 manufactured by Rohm Semiconductor meets all electrical and mechanical compatibility criteria, with enhanced performance specifications in transition frequency and DC current gain.

Parameter Comparison

Parameter	2SB09700RL (Panasonic)	2SA2119KT146 (Rohm)	Compatibility
Transistor Type	PNP	PNP	Match
Current - Collector (Ic) (Max)	500 mA	500 mA	Match
Voltage - Collector Emitter Breakdown (Max)	10 V	12 V	Substitute Exceeds
Vce Saturation (Max) @ Ib, Ic	300mV @ 8mA, 400mA	250mV @ 10mA, 200mA	Substitute Superior
Current - Collector Cutoff (Max)	100nA (ICBO)	100nA (ICBO)	Match
DC Current Gain (hFE) (Min)	130 @ 500mA, 2V	270 @ 10mA, 2V	Substitute Superior
Power - Max	200 mW	200 mW	Match
Frequency - Transition	130 MHz	260 MHz	Substitute Superior
Operating Temperature (TJ)	150°C	150°C	Match
Mounting Type	Surface Mount	Surface Mount	Match
Package / Case	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	Match
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Match
ECCN	EAR99	EAR99	Match
Product Status	Obsolete	Active	Substitute Active

Engineering Selection Recommendations

The 2SA2119KT146 from Rohm Semiconductor is a direct functional substitute for the obsolete 2SB09700RL. The substitute part maintains electrical compatibility across all critical parameters while providing enhanced performance characteristics. The 2SA2119KT146 is classified as Active product status, ensuring continued availability and supply chain support.

The substitute part exceeds the original specification in collector-emitter breakdown voltage (12 V versus 10 V), DC current gain (270 versus 130), and transition frequency (260 MHz versus 130 MHz). These enhancements provide improved performance margins without introducing incompatibility with existing circuit designs.

Both parts are classified as ROHS3 Compliant or equivalent, with identical ECCN (EAR99) and HTSUS (8541.21.0075) classifications. The 2SA2119KT146 is supplied in Cut Tape (CT) and Digi-Reel® packaging formats with 12,100 pieces in current inventory.

Frequently Asked Questions (FAQ)

Q: Can the 2SA2119KT146 be used as a direct replacement for the 2SB09700RL in existing designs?

A: Yes. Both transistors are PNP type with identical maximum collector current (500 mA), maximum power dissipation (200 mW), operating temperature (150°C), and package footprint (TO-236-3, SC-59, SOT-23-3). The substitute part meets or exceeds all electrical specifications of the original part.

Q: What are the key differences between these two transistors?

A: The 2SA2119KT146 provides higher collector-emitter breakdown voltage (12 V versus 10 V), higher DC current gain (270 versus 130), and higher transition frequency (260 MHz versus 130 MHz). These represent performance improvements over the original specification.

Q: Are there any package compatibility concerns?

A: No. Both transistors use identical package designations: TO-236-3, SC-59, and SOT-23-3. The physical footprint and pin configuration are compatible for direct board-level substitution.

Q: What is the product status difference between these parts?

A: The 2SB09700RL is classified as Obsolete, while the 2SA2119KT146 is classified as Active. This means the substitute part has guaranteed long-term availability and supply continuity.

Q: Are there any compliance or regulatory differences?

A: No. Both parts share identical ECCN (EAR99) and HTSUS (8541.21.0075) classifications. The 2SA2119KT146 is ROHS3 Compliant. Both parts have Moisture Sensitivity Level 1 (Unlimited).

Q: What is the saturation voltage difference, and does it affect circuit operation?

A: The 2SA2119KT146 exhibits lower saturation voltage (250 mV at 10 mA, 200 mA versus 300 mV at 8 mA, 400 mA). Lower saturation voltage represents improved switching performance and reduced power dissipation in saturated switching applications.

Q: Can the higher transition frequency of the substitute part cause issues?

A: No. Higher transition frequency (260 MHz versus 130 MHz) indicates improved high-frequency performance capability. This enhancement does not introduce incompatibility with circuits designed for the original 130 MHz specification.

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