Equivalent & Substitute Parts for 2SA1774EBTLQ

Part Overview

The 2SA1774EBTLQ is a PNP-type bipolar junction transistor (BJT) in the Transistors, Bipolar (BJT) category, manufactured by Rohm Semiconductor. It supports a maximum collector-emitter voltage of 50 V and collector current of 150 mA, with a maximum power rating of 150 mW and transition frequency of 140 MHz. This surface mount device is supplied in the EMT3F (SOT-416FL) package. The product is listed with the status "Not For New Designs," indicating limited or phased-out production, which necessitates identifying alternative models for compatible product lifecycle management and design continuity.

Key Parameters

Parameter	Value
Transistor Type	PNP
Current - Collector (Ic) (Max)	150 mA
Voltage - Collector Emitter Breakdown (Max)	50 V
Vce Saturation (Max) @ Ib, Ic	500mV @ 5mA, 50mA
Current - Collector Cutoff (Max)	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	120 @ 1mA, 6V
Power - Max	150 mW
Frequency - Transition	140MHz
Operating Temperature	150°C (TJ)
Mounting Type	Surface Mount
Package / Case	SC-89, SOT-490
Supplier Device Package	EMT3F (SOT-416FL)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute parts for 2SA1774EBTLQ are grouped strictly based on identical or closely matching key electrical and mechanical parameters as listed. These parameters include transistor type, maximum collector current, collector-emitter breakdown voltage, Vce saturation voltage, collector cutoff current, DC current gain, maximum power dissipation, transition frequency, operating temperature, surface mount type, and package details. Only parts matching these fields, provided in the dataset, are considered suitable substitutes within this product category.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Product Status	Transistor Type	Current - Collector (Ic) (Max)	Voltage - Collector Emitter Breakdown (Max)	Vce Saturation (Max) @ Ib, Ic	Current - Collector Cutoff (Max)	DC Current Gain (hFE) (Min) @ Ic, Vce	Power - Max	Frequency - Transition	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package	RoHS Status	MSL	REACH Status
2SA1774EBTLQ	Rohm Semiconductor	Not For New Designs	PNP	150 mA	50 V	500mV @ 5mA, 50mA	100nA (ICBO)	120 @ 1mA, 6V	150 mW	140MHz	150°C (TJ)	Surface Mount	SC-89, SOT-490	EMT3F (SOT-416FL)	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
2SAR523EBTL	Rohm Semiconductor	Active	PNP	100 mA	50 V	400mV @ 5mA, 50mA	100nA (ICBO)	120 @ 1mA, 6V	150 mW	300MHz	150°C (TJ)	Surface Mount	SC-89, SOT-490	EMT3F (SOT-416FL)	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
2SA1774EBTLR	Rohm Semiconductor	Active	PNP	150 mA	50 V	500mV @ 5mA, 50mA	100nA (ICBO)	120 @ 1mA, 6V	150 mW	140MHz	150°C (TJ)	Surface Mount	SC-89, SOT-490	EMT3F (SOT-416FL)	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected

Engineering Selection Recommendations

Selection of substitute parts for the 2SA1774EBTLQ can be based on the parameters of product status, RoHS compliance, and REACH status. Substitute options listed are classified as "Active" and maintain identical RoHS3 compliance, REACH status, and Moisture Sensitivity Level (MSL). All substitutes are supplied in the same package types and satisfy requisite certifications and compliance standards as provided.

Frequently Asked Questions (FAQ)

Q1: What criteria determine the equivalence or substitutability of a BJT transistor in this category?
A1: Substitution is based on matching transistor type, maximum collector current, collector-emitter breakdown voltage, Vce saturation, cutoff current, DC current gain, power rating, transition frequency, operating temperature, mounting type, and package specifications.

Q2: Can I use a substitute in a different package or mounting type?
A2: All substitute parts listed share the same surface mount package and mounting type as 2SA1774EBTLQ, ensuring mechanical compatibility in circuit designs utilizing SC-89/SOT-490 and EMT3F (SOT-416FL) packages.

Q3: Do substitutes meet the same environmental and compliance requirements as the original?
A3: All substitutes are ROHS3 Compliant, REACH Unaffected, and have Moisture Sensitivity Level (MSL) 1, matching the compliance profile of 2SA1774EBTLQ.

Q4: How does product status affect component selection?
A4: The 2SA1774EBTLQ is designated "Not For New Designs." Substitute parts listed are "Active," supporting long-term product continuity and availability within identical functional and compliance constraints.

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