SA110AHB0G Equivalent & Substitute Parts

Part Overview

The SA110AHB0G is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Taiwan Semiconductor Corporation, designed for transient overvoltage protection in electronic circuits. This component operates with a reverse standoff voltage of 110V and provides clamping at 177V maximum, with a peak pulse current rating of 2.9A. The device is housed in a DO-204AC (DO-15) axial through-hole package and meets automotive-grade specifications including AEC-Q101 qualification.

The SA110AHB0G is currently discontinued at DiGi Electronics. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure component availability, and support ongoing production and repair requirements for applications utilizing this TVS diode specification.

Substiute Parts

SA110AHB0G

Taiwan Semiconductor CorporationIn Stock: 1040SA110AHB0G Datasheet

Current PartRFQ

SA110AHA0G

Taiwan Semiconductor CorporationIn Stock: 1221SA110AHA0G Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SA110AHB0G is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters establish the substitution criteria:

Electrical Parameters:

• Voltage - Reverse Standoff (Typ): 110V
• Voltage - Breakdown (Min): 122V
• Voltage - Clamping (Max) @ Ipp: 177V
• Current - Peak Pulse (10/1000µs): 2.9A
• Power - Peak Pulse: 500W

Mechanical Parameters:

• Package / Case: DO-204AC (DO-15) Axial
• Mounting Type: Through Hole
• Unidirectional Channels: 1

Compliance Parameters:

• Grade: Automotive
• Qualification: AEC-Q101
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

Substitute parts must match all parameters listed above without deviation. The SA110AHA0G meets all substitution criteria and is classified as a direct equivalent.

Parameter Comparison

Engineering Selection Recommendations

The SA110AHA0G is a direct equivalent substitute for the SA110AHB0G. Both components are manufactured by Taiwan Semiconductor Corporation and share identical electrical specifications, mechanical packaging, and compliance certifications.

Availability Advantage: The SA110AHA0G maintains active product status, ensuring continued availability for new designs and replacement requirements. The SA110AHB0G is discontinued at DiGi Electronics, making the SA110AHA0G the appropriate selection for ongoing component procurement.

Compliance Continuity: Both parts carry identical automotive-grade specifications and AEC-Q101 qualification, ensuring compliance with automotive industry standards. Both are ROHS3 compliant and REACH unaffected, supporting regulatory requirements across global markets.

Electrical and Mechanical Compatibility: The SA110AHA0G provides identical performance characteristics across all critical parameters: 110V reverse standoff voltage, 177V maximum clamping voltage, 2.9A peak pulse current, and 500W peak pulse power rating. The through-hole DO-204AC (DO-15) axial package ensures direct mechanical compatibility with existing circuit board layouts and assembly processes.

Thermal Performance: Both components operate across the identical temperature range of -55°C to 175°C (TJ), supporting applications across standard and extended temperature environments.

Frequently Asked Questions (FAQ)

Q: Can SA110AHA0G be used as a direct replacement for SA110AHB0G in existing designs?

A: Yes. The SA110AHA0G is a direct equivalent substitute. All electrical parameters, mechanical packaging, and compliance certifications are identical. No circuit modifications or board layout changes are required.

Q: Are there any differences in performance between SA110AHB0G and SA110AHA0G?

A: No. Both components provide identical performance across all specified parameters: reverse standoff voltage, breakdown voltage, clamping voltage, peak pulse current, and power dissipation. Operating temperature ranges are also identical.

Q: Why is the SA110AHB0G discontinued while SA110AHA0G remains active?

A: Product status changes are determined by manufacturer production decisions and market demand. The SA110AHA0G remains in active production and is the recommended selection for new procurement.

Q: Will SA110AHA0G fit the same circuit board footprint as SA110AHB0G?

A: Yes. Both components use the DO-204AC (DO-15) axial through-hole package with identical mechanical dimensions and pin spacing. Direct board-level substitution is supported without layout modifications.

Q: Are both parts qualified for automotive applications?

A: Yes. Both SA110AHB0G and SA110AHA0G carry automotive-grade classification and AEC-Q101 qualification, meeting automotive industry reliability and quality standards.

Q: What is the moisture sensitivity level for these components?

A: Both components have Moisture Sensitivity Level (MSL) 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling.

Q: Are these components RoHS compliant?

A: Yes. Both SA110AHB0G and SA110AHA0G are ROHS3 compliant and REACH unaffected, supporting environmental and regulatory compliance requirements.

Q: What is the peak pulse current rating for these TVS diodes?

A: Both components are rated for 2.9A peak pulse current (10/1000µs), with a maximum clamping voltage of 177V at this current level.