AN32183A-VF LED Driver IC - Equivalent & Substitute Parts

Part Overview

The AN32183A-VF is a LED driver integrated circuit manufactured by Panasonic Electronic Components, designed for dot matrix display applications. This component operates as an I2C-controlled driver supporting LED dot matrix configurations with a supply voltage range of 3.1V to 5.5V. The part is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations where legacy compatibility is required.

Substiute Parts

AN32183A-VF

Panasonic Electronic ComponentsIn Stock: 3020AN32183A-VF Datasheet

Current PartRFQ

KA32183A-VF

Nuvoton Technology CorporationIn Stock: 881KA32183A-VF Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the AN32183A-VF is determined by the following critical parameters:

• Interface Protocol: I2C communication standard
• Display Application: Dot matrix LED driver functionality
• Package Type: 24-pin surface mount configuration (24-LSSOP or equivalent 24-pin TSSOP)
• Supply Voltage Range: 3.1V to 5.5V operational window
• Operating Temperature Range: -30°C to 85°C
• Pin Count and Pinout Compatibility: 24-pin configuration with functionally equivalent signal assignments

The KA32183A-VF from Nuvoton Technology Corporation meets these substitution criteria as a functionally equivalent LED driver IC with identical pin count, interface protocol, and operating specifications.

Parameter Comparison

Engineering Selection Recommendations

The KA32183A-VF represents a direct functional equivalent for the obsolete AN32183A-VF. Selection between these parts should be based on the following engineering considerations:

AN32183A-VF (Panasonic): Suitable for legacy system maintenance and repair applications where original component specifications must be maintained. RoHS compliance is confirmed. Current inventory availability is 2922 units.

KA32183A-VF (Nuvoton): Recommended for new designs and system upgrades requiring active product status and ongoing manufacturer support. This part maintains functional equivalence across all critical parameters including I2C interface, 24-pin configuration, and LED dot matrix driver capability. REACH compliance status is unaffected. Current inventory availability is 780 units.

Both parts operate within identical voltage and temperature ranges and are surface-mount compatible. Package geometry differences (LSSOP versus TSSOP) require PCB layout verification to ensure mechanical fit and thermal performance equivalence.

Frequently Asked Questions (FAQ)

Q: Can the KA32183A-VF directly replace the AN32183A-VF in existing designs?

A: Yes, the KA32183A-VF is functionally equivalent across all critical parameters: I2C interface protocol, 24-pin configuration, LED dot matrix driver functionality, and operating voltage/temperature ranges. PCB layout must accommodate the package type difference (LSSOP to TSSOP).

Q: What is the primary reason for seeking substitutes for the AN32183A-VF?

A: The AN32183A-VF is classified as obsolete. The KA32183A-VF maintains active product status with ongoing manufacturer support, ensuring long-term availability and technical documentation access.

Q: Are there compliance differences between these parts?

A: Both parts meet environmental compliance requirements. The AN32183A-VF is RoHS Compliant. The KA32183A-VF has REACH Unaffected status. Both are suitable for regulated applications.

Q: What package considerations apply when substituting these parts?

A: The AN32183A-VF uses 24-LSSOP packaging while the KA32183A-VF uses 24-TSSOP packaging. Both are 24-pin surface-mount configurations with 0.240" (6.00mm) width. PCB footprint verification is required to confirm mechanical compatibility with your specific board design.

Q: Are the supply voltage and operating temperature ranges identical?

A: Both parts operate within 3.1V to 5.5V supply voltage range and -30°C to 85°C operating temperature range, ensuring thermal and electrical compatibility in equivalent system designs.