A6A595KLB Equivalent & Substitute Parts

Part Overview

The A6A595KLB is an 8-output N-channel power switch driver manufactured by Allegro MicroSystems in a 24-SOIC package. This latched driver IC provides 1:8 input-to-output ratio with low-side N-channel outputs, supporting up to 350mA per output and 50V maximum load voltage. The device is classified as obsolete, making equivalent substitutes necessary for new designs and production continuity. Finding compatible alternatives ensures design flexibility and supply chain reliability.

Substiute Parts

A6A595KLB

Allegro MicroSystemsIn Stock: 982A6A595KLB Datasheet

Current PartRFQ

TPIC6A595DWR

Texas InstrumentsIn Stock: 19847TPIC6A595DWR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the A6A595KLB is determined by the following critical parameters:

• Package Compatibility: 24-SOIC form factor ensures mechanical and electrical pin compatibility
• Supply Voltage Range: 4.5V ~ 5.5V operation maintains voltage compatibility with existing designs
• Output Configuration: Low-side N-channel outputs with 8-bit capability
• Load Voltage Rating: Minimum 50V support for load switching applications
• Output Current: Minimum 350mA per output capability
• Operating Temperature Range: -40°C ~ 125°C for industrial and commercial applications
• Interface Type: Serial input with parallel output (shift register or driver functionality)

The TPIC6A595DWR from Texas Instruments meets these substitution criteria through functional equivalence in package, voltage ratings, output configuration, and operating temperature range.

Parameter Comparison

Engineering Selection Recommendations

The TPIC6A595DWR is the manufacturer-recommended substitute for the A6A595KLB. Selection is based on:

• Package Equivalence: Both devices use 24-SOIC packaging, enabling direct PCB layout compatibility without redesign
• Electrical Compatibility: Matching supply voltage range (4.5V ~ 5.5V) and operating temperature range (-40°C ~ 125°C) ensure functional interchangeability in existing circuits
• Product Status: The TPIC6A595DWR is active production, providing long-term availability and supply chain stability compared to the obsolete A6A595KLB
• Compliance: The TPIC6A595DWR is ROHS3 compliant, meeting modern regulatory requirements for new designs and manufacturing
• Output Configuration: Both devices provide 8-bit output capability with low-side switching configuration suitable for power management applications

Frequently Asked Questions (FAQ)

Q: Can the TPIC6A595DWR directly replace the A6A595KLB without PCB modifications?

A: Yes. Both devices use identical 24-SOIC packaging with matching pin assignments, enabling direct substitution without PCB layout changes.

Q: Are the supply voltage requirements identical?

A: Yes. Both the A6A595KLB and TPIC6A595DWR operate within the 4.5V ~ 5.5V supply voltage range, ensuring compatibility with existing power supply designs.

Q: What is the difference between N-Channel and Open Drain output types?

A: Both output types function as low-side switches suitable for driving external loads. Open Drain is the functional equivalent of N-Channel in this application context, providing the same switching capability with identical electrical behavior in low-side driver configurations.

Q: Does the TPIC6A595DWR support the same maximum load voltage?

A: The TPIC6A595DWR is specified as a shift register with open-drain outputs. Load voltage capability is determined by external circuit design and component ratings rather than the IC itself. Verify load voltage requirements against your specific application circuit.

Q: Is the TPIC6A595DWR suitable for industrial temperature applications?

A: Yes. The TPIC6A595DWR operates across the -40°C ~ 125°C temperature range, matching the A6A595KLB and supporting industrial and commercial applications.

Q: What is the inventory status of these parts?

A: The A6A595KLB has 905 pieces in stock as new original inventory. The TPIC6A595DWR has 19,750 pieces in stock, providing superior availability for production requirements.