AS1PMHM3/84A Equivalent & Substitute Parts Reference

Part Overview

The AS1PMHM3/84A, manufactured by Vishay General Semiconductor - Diodes Division, is an automotive-grade avalanche rectifier diode. It is designed for surface mount applications, offering 1000 V DC reverse voltage and handling 1.5 A average rectified current in a DO-220AA (SMP) package. The device is compliant with multiple environmental and safety standards, and is currently active and stocked. Finding alternative models is necessary to ensure sustained availability, compatibility in assembly, and design flexibility within the same electrical and mechanical parameters.

Key Parameters

Parameter	Specification
Manufacturer Part Number	AS1PMHM3/84A
Category	Diodes, Rectifiers
Technology	Avalanche
Voltage - DC Reverse (Vr) (Max)	1000 V
Current - Average Rectified (Io)	1.5A
Voltage - Forward (Vf) (Max) @ If	1.15 V @ 1.5 A
Reverse Recovery Time (trr)	1.5 µs
Current - Reverse Leakage @ Vr	5 µA @ 1000 V
Capacitance @ Vr, F	10.4pF @ 4V, 1MHz
Mounting Type	Surface Mount
Package / Case	DO-220AA
Supplier Device Package	DO-220AA (SMP)
Operating Temperature - Junction	-55°C ~ 175°C
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected
Automotive Grade	AEC-Q101
Product Status	Active

Substitute Part Grouping Explanation

Substitute parts are selected based strictly on identical electrical and mechanical parameters, including technology (avalanche), voltage and current ratings, mechanical package type, qualification standards, and compliance certifications. Key parameters for eligible substitution include: reverse voltage, average rectified current, forward voltage at rated current, reverse recovery time, leakage current, capacitance, mounting type, package, operating temperature range, RoHS and REACH statuses, and automotive qualification.

Parameter Comparison

Parameter	AS1PMHM3/84A	AS1PM-M3/84A
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division
Category	Diodes, Rectifiers	Diodes, Rectifiers
Technology	Avalanche	Avalanche
Voltage - DC Reverse (Vr) (Max)	1000 V	1000 V
Current - Average Rectified (Io)	1.5A	1.5A
Voltage - Forward (Vf) (Max) @ If	1.15 V @ 1.5 A	1.15 V @ 1.5 A
Reverse Recovery Time (trr)	1.5 µs	1.5 µs
Current - Reverse Leakage @ Vr	5 µA @ 1000 V	5 µA @ 1000 V
Capacitance @ Vr, F	10.4pF @ 4V, 1MHz	10.4pF @ 4V, 1MHz
Mounting Type	Surface Mount	Surface Mount
Package / Case	DO-220AA	DO-220AA
Supplier Device Package	DO-220AA (SMP)	DO-220AA (SMP)
Operating Temperature - Junction	-55°C ~ 175°C	-55°C ~ 175°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected
Automotive Grade	AEC-Q101	AEC-Q101
Product Status	Active	Active

Engineering Selection Recommendations

Selection between AS1PMHM3/84A and AS1PM-M3/84A is determined by their identical product status, environmental compliance (ROHS3, REACH), and AEC-Q101 qualification. Both provide the same electrical and mechanical specifications, support for surface mount assembly, and active status for reliable sourcing.

Frequently Asked Questions (FAQ)

Q1: What are the primary substitution criteria for AS1PMHM3/84A?
Substitution is based strictly on matching electrical ratings, package specifications, mounting type, compliance certifications (ROHS3, REACH), and automotive qualification (AEC-Q101).

Q2: Can AS1PM-M3/84A be directly substituted for AS1PMHM3/84A?
AS1PM-M3/84A meets all listed parameters and certifications shared with AS1PMHM3/84A, allowing direct substitution within compatible circuits.

Q3: Are the packaging and device package the same for both models?
Both parts are supplied in Tape & Reel packaging and feature the DO-220AA (SMP) surface mount package.

Q4: Does substituting between these diodes affect operating temperature range or reliability?
Both parts specify an identical operating junction temperature range and share AEC-Q101 automotive qualification.

Q5: Is there any difference in RoHS or REACH compliance between the main and substitute parts?
Both AS1PMHM3/84A and AS1PM-M3/84A are ROHS3 compliant and REACH unaffected.

Q6: Are reverse recovery time and leakage current matched between substitute options?
Reverse recovery time and leakage current are identical for both part numbers, aligning substitution compatibility.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message