DSA7004R0L Equivalent & Substitute Parts

Part Overview

The DSA7004R0L is a Surface Mount PNP Bipolar Junction Transistor manufactured by Panasonic Electronic Components, rated for 50V collector-emitter breakdown voltage and 2A maximum collector current. This device is packaged in the MiniP3-F2-B case style and operates at frequencies up to 120MHz with a maximum power dissipation of 1W. The part is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives from active product lines that maintain electrical and mechanical compatibility.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Collector Current (Max)	2	A
Collector-Emitter Breakdown Voltage (Max)	50	V
Power Dissipation (Max)	1	W
Transition Frequency	120	MHz
Operating Temperature (Max)	150	°C
Mounting Type	Surface Mount	—
Package / Case	TO-243AA	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the DSA7004R0L is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Equivalence Criteria:

Transistor polarity: PNP
Maximum collector current: 2A or greater
Collector-emitter breakdown voltage: 50V or greater
Operating temperature range: 150°C or greater
Mounting type: Surface Mount

Mechanical Equivalence Criteria:

Package classification: TO-243AA family
Moisture sensitivity level: 1 (Unlimited)
RoHS3 compliance

All identified substitute parts meet these criteria. Variations in transition frequency (120MHz to 320MHz), power dissipation (500mW to 1W), and saturation voltage characteristics remain within acceptable operating margins for PNP BJT applications. Substitute parts are available in multiple packaging formats (Cut Tape, Tape & Reel, Digi-Reel) and from multiple manufacturers (Rohm Semiconductor, onsemi), with some variants offering automotive-grade qualification (AEC-Q101).

Parameter Comparison

Parameter	DSA7004R0L (Main)	2SAR553P5T100	2SAR553PFRAT100	2SAR553PHZGT100	2SB1123S-TD-E	2SB1123T-TD-E
Manufacturer	Panasonic	Rohm	Rohm	Rohm	onsemi	onsemi
Transistor Type	PNP	PNP	PNP	PNP	PNP	PNP
Ic (Max)	2 A	2 A	2 A	2 A	2 A	2 A
Vce Breakdown (Max)	50 V	50 V	50 V	50 V	50 V	50 V
Power (Max)	1 W	500 mW	500 mW	500 mW	500 mW	500 mW
Frequency - Transition	120 MHz	320 MHz	320 MHz	320 MHz	150 MHz	150 MHz
Operating Temperature (Max)	150°C	150°C	150°C	150°C	150°C	150°C
Package / Case	TO-243AA	TO-243AA	TO-243AA	TO-243AA	TO-243AA	TO-243AA
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Discontinued	Active	Active	Active	Active	Active

Engineering Selection Recommendations

Primary Substitutes (Rohm Semiconductor 2SAR553 Series):

The 2SAR553P5T100, 2SAR553PFRAT100, and 2SAR553PHZGT100 are functionally equivalent PNP BJT alternatives. All three variants are manufactured by Rohm Semiconductor and maintain electrical specifications within the DSA7004R0L operating envelope. The 2SAR553PFRAT100 carries automotive-grade qualification (AEC-Q101) and is available in the highest inventory quantity (314,200 pieces), making it suitable for high-volume production environments requiring automotive compliance. The 2SAR553PHZGT100 is also AEC-Q101 qualified. The 2SAR553P5T100 is available in standard commercial grade with 30,100 pieces in stock.

Secondary Substitutes (onsemi 2SB1123 Series):

The 2SB1123S-TD-E and 2SB1123T-TD-E are onsemi-manufactured PNP BJT alternatives meeting all electrical and mechanical requirements. Both parts are active products with substantial inventory availability (13,200 and 25,400 pieces respectively) and ROHS3 compliance. These devices operate at 150MHz transition frequency, matching the DSA7004R0L specification more closely than the Rohm alternatives.

Packaging and Availability Considerations:

Substitute parts are available in multiple packaging formats: Cut Tape (CT), Tape & Reel (TR), and Digi-Reel formats. Selection should be based on procurement and assembly requirements. All substitute parts maintain TO-243AA package classification and Surface Mount mounting compatibility with the original DSA7004R0L.

Frequently Asked Questions (FAQ)

Q: Can the 2SAR553 series substitute for the DSA7004R0L in all applications?

A: The 2SAR553 series (2SAR553P5T100, 2SAR553PFRAT100, 2SAR553PHZGT100) meets all electrical and mechanical substitution criteria. These parts maintain 50V collector-emitter breakdown voltage, 2A maximum collector current, TO-243AA package classification, and ROHS3 compliance. The higher transition frequency (320MHz versus 120MHz) and lower power dissipation (500mW versus 1W) do not preclude substitution in standard PNP BJT applications.

Q: What is the difference between the Rohm and onsemi substitute options?

A: The Rohm 2SAR553 series operates at 320MHz transition frequency with 500mW power dissipation. The onsemi 2SB1123 series operates at 150MHz transition frequency with 500mW power dissipation. Both meet the DSA7004R0L electrical specifications. The onsemi 2SB1123T-TD-E offers higher DC current gain (200 @ 100mA, 2V) compared to the Rohm alternatives (180 @ 50mA, 2V).

Q: Are automotive-qualified alternatives available?

A: Yes. The 2SAR553PFRAT100 and 2SAR553PHZGT100 are both AEC-Q101 qualified automotive-grade parts from Rohm Semiconductor. These are suitable for applications requiring automotive compliance certification.

Q: What packaging options are available for substitute parts?

A: Substitute parts are available in Cut Tape (CT), Tape & Reel (TR), and Digi-Reel formats. The 2SAR553P5T100 is available in Cut Tape and Digi-Reel. The 2SAR553PFRAT100 is available in Cut Tape. The 2SAR553PHZGT100 is available in Tape & Reel. The onsemi 2SB1123S-TD-E is available in Tape & Reel. The onsemi 2SB1123T-TD-E is available in Cut Tape and Digi-Reel.

Q: Do all substitute parts have the same saturation voltage characteristics?

A: No. The DSA7004R0L specifies 300mV saturation voltage at 50mA base current and 1A collector current. The Rohm 2SAR553 series specifies 400mV at 35mA base current and 700mA collector current. The onsemi 2SB1123 series specifies 700mV at 50mA base current and 1A collector current. Application-specific circuit analysis is required to determine saturation voltage impact on system performance.

Q: What is the moisture sensitivity level for substitute parts?

A: All substitute parts carry MSL 1 (Unlimited) classification, identical to the DSA7004R0L. This indicates unlimited shelf life under standard storage conditions without baking requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts (2SAR553P5T100, 2SAR553PFRAT100, 2SAR553PHZGT100, 2SB1123S-TD-E, 2SB1123T-TD-E) are ROHS3 compliant and REACH unaffected, matching the environmental compliance status of the DSA7004R0L.

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