A1183LUA-T Equivalent & Substitute Parts

Part Overview

The A1183LUA-T is a unipolar magnetic switch utilizing Hall Effect technology, designed for automotive-grade applications. This component operates as a digital switch with current source output and programmable trip point functionality. The part is classified as obsolete, making identification of suitable substitute components essential for ongoing system support and new design implementations.

Substiute Parts

A1183LUA-T

Allegro MicroSystemsIn Stock: 1018A1183LUA-T Datasheet

Current PartRFQ

A1193LUA-T

Allegro MicroSystemsIn Stock: 1131A1193LUA-T Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the A1183LUA-T is determined by the following critical parameters:

• Function & Technology: Unipolar switch with Hall Effect sensing
• Polarization: South pole detection capability
• Output Configuration: Current source output with programmable trip point
• Electrical Specifications: Supply voltage range, maximum supply current, and operating temperature range
• Package Compatibility: 3-SSIP through-hole mounting
• Automotive Compliance: AEC-Q100 qualification and automotive-grade classification
• Environmental Standards: ROHS3 compliance and moisture sensitivity level

The A1193LUA-T qualifies as a direct substitute based on matching function, technology, polarization, output type, package, and automotive qualification across all critical parameters.

Parameter Comparison

Engineering Selection Recommendations

The A1193LUA-T is the designated manufacturer-recommended substitute for the obsolete A1183LUA-T. Both components maintain identical functional specifications, automotive qualification, and package compatibility. The A1193LUA-T is currently in active production status, ensuring long-term availability and supply chain continuity.

The A1193LUA-T demonstrates lower maximum supply current (6.9mA versus 17mA) and a marginally lower minimum supply voltage (3V versus 4.6V). These parameter variations remain within acceptable substitution tolerances for automotive Hall Effect switch applications. The component retains full AEC-Q100 qualification and ROHS3 compliance, meeting all regulatory and environmental requirements.

Frequently Asked Questions (FAQ)

Q: Can the A1193LUA-T directly replace the A1183LUA-T in existing designs?

A: Yes. Both components share identical function, technology, polarization, output type, package configuration, and automotive qualification. The A1193LUA-T is the manufacturer-recommended substitute.

Q: What are the differences in electrical specifications?

A: The A1193LUA-T operates at a lower maximum supply current (6.9mA versus 17mA) and accepts a slightly lower minimum supply voltage (3V versus 4.6V). Both maintain the same 24V maximum supply voltage and identical operating temperature range.

Q: Are there any package or mounting differences?

A: No. Both components use the 3-SSIP through-hole package with identical pin configuration and mounting requirements.

Q: Does the A1193LUA-T maintain automotive compliance?

A: Yes. The A1193LUA-T carries AEC-Q100 qualification and automotive-grade classification, matching the original part's compliance profile.

Q: What is the availability status of the substitute part?

A: The A1193LUA-T is in active production status, providing assured long-term availability compared to the obsolete A1183LUA-T.