Equivalent & Substitute Parts Reference for SMBJ110CAHM3_A/I

Part Overview

The SMBJ110CAHM3_A/I is a Transient Voltage Suppressor (TVS) diode from Vishay General Semiconductor - Diodes Division, categorized under TransZorb® series. It features a 177V clamp at 3.4A peak pulse in a surface mount DO-214AA (SMB) package, compliant with automotive grade and relevant regulatory standards. This TVS diode is marked as obsolete; therefore, finding alternative models with identical electrical and mechanical parameters is necessary to ensure continued compatibility in telecom and automotive applications.

Substiute Parts

SMBJ110CAHM3_A/I
Vishay General Semiconductor - Diodes DivisionIn Stock: 1090SMBJ110CAHM3_A/I Datasheet
SMBJ110CAHM3_A/I
Current Part
SMBJ110CAHM3_B/I
Vishay General Semiconductor - Diodes DivisionIn Stock: 1068SMBJ110CAHM3_B/I Datasheet
SMBJ110CAHM3_B/I
MFR Recommended

Key Parameters

ParameterValue
Manufacturer Part NumberSMBJ110CAHM3_A/I
SeriesTransZorb®
TypeZener
Bidirectional Channels1
Voltage - Reverse Standoff (Typ)110V
Voltage - Breakdown (Min)122V
Voltage - Clamping (Max) @ Ipp177V
Current - Peak Pulse (10/1000µs)3.4A
Power - Peak Pulse600W
ApplicationsTelecom
GradeAutomotive
QualificationAEC-Q101
Mounting TypeSurface Mount
Package / CaseDO-214AA, SMB
RoHS StatusROHS3 Compliant
REACH StatusREACH Unaffected

Substitute Part Grouping Explanation

Substitution for SMBJ110CAHM3_A/I is based strictly on electrical, mechanical, and compliance parameters. The following key parameters determine substitute eligibility: type, bidirectional capability, reverse standoff voltage, breakdown voltage, clamping voltage at specified pulse, peak pulse current, peak pulse power, mounting type, package, grade, qualification, RoHS, and REACH status. Only parts matching these characteristics are considered direct substitutes.

Parameter Comparison

Parameter Main Part: SMBJ110CAHM3_A/I Substitute: SMBJ110CAHM3_B/I
SeriesTransZorb®TransZorb®
TypeZenerZener
Bidirectional Channels11
Voltage - Reverse Standoff (Typ)110V110V
Voltage - Breakdown (Min)122V122V
Voltage - Clamping (Max) @ Ipp177V177V
Current - Peak Pulse (10/1000µs)3.4A3.4A
Power - Peak Pulse600W600W
ApplicationsTelecomTelecom
GradeAutomotiveAutomotive
QualificationAEC-Q101AEC-Q101
Mounting TypeSurface MountSurface Mount
Package / CaseDO-214AA, SMBDO-214AA, SMB
RoHS StatusROHS3 CompliantROHS3 Compliant
REACH StatusREACH UnaffectedREACH Unaffected

Engineering Selection Recommendations

The SMBJ110CAHM3_A/I is currently obsolete. Based on available compliance, qualification, and identical key parameters, SMBJ110CAHM3_B/I meets all required criteria as a substitute. Both parts are ROHS3 Compliant and REACH Unaffected, with automotive grade and AEC-Q101 qualification, ensuring continued suitability for telecom applications and regulatory adherence.

Frequently Asked Questions (FAQ)

Q1: What parameters ensure compatibility between SMBJ110CAHM3_A/I and SMBJ110CAHM3_B/I?
A1: Compatibility is established by matching series, type, bidirectional channels, electrical ratings (voltages, current, power), mounting type, package, grade, qualification, and compliance statuses.

Q2: Can SMBJ110CAHM3_B/I be used as a direct replacement regarding package and mechanical mounting?
A2: Yes; both parts are supplied in DO-214AA (SMB) surface mount packages.

Q3: Is there any change in regulatory compliance or automotive qualification when substituting?
A3: Both parts are ROHS3 Compliant, REACH Unaffected, automotive grade, and AEC-Q101 qualified.

Q4: Does the substitute part affect the peak pulse power capacity or clamping voltage?
A4: No; both parts have a peak pulse power of 600W and a maximum clamping voltage of 177V.

Q5: Are there any differences in application suitability between the main and substitute parts?
A5: Both parts are specified for telecom applications and share identical key operational and qualification parameters.

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