TPIC44H01DA High-Side Gate Driver IC Equivalent & Substitute Parts

Part Overview

The TPIC44H01DA is a high-side gate driver IC manufactured by Texas Instruments, designed for driving N-channel MOSFETs in power management applications. This 32-TSSOP surface mount device operates with a supply voltage range of 4.5V to 5.5V and features four independent driver channels with non-inverting input configuration. The part is currently in Last Time Buy status, indicating end-of-life production. Identifying equivalent substitute parts is necessary to ensure continued design support and procurement availability for new production runs and long-term system maintenance.

Substiute Parts

TPIC44H01DA

Texas InstrumentsIn Stock: 1828TPIC44H01DA Datasheet

Current PartRFQ

TPIC44H01DAR

Texas InstrumentsIn Stock: 1387TPIC44H01DAR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TPIC44H01DA is determined by strict equivalence across the following critical parameters:

• Driven Configuration: High-Side operation only
• Number of Drivers: Exactly 4 independent channels
• Gate Type: N-Channel MOSFET driving capability
• Voltage - Supply: 4.5V to 5.5V operating range
• Input Type: Non-Inverting logic
• Package / Case: 32-TSSOP form factor with 0.240" (6.10mm) width
• Operating Temperature Range: -40°C to 150°C (TJ)
• Mounting Type: Surface Mount

The TPIC44H01DAR qualifies as a direct substitute based on identical electrical specifications and package configuration. The primary distinction between these parts is packaging format (Tube versus Tape & Reel) and product lifecycle status.

Parameter Comparison

Engineering Selection Recommendations

The TPIC44H01DAR is the direct functional equivalent to the TPIC44H01DA. Selection between these parts should be based on the following factors:

Product Lifecycle: The TPIC44H01DA is in Last Time Buy status, indicating limited future availability. The TPIC44H01DAR maintains Active product status with ongoing manufacturer support and supply continuity.

Regulatory Compliance: The TPIC44H01DAR achieves ROHS3 compliance and REACH unaffected status, whereas the TPIC44H01DA is RoHS non-compliant and REACH affected. For applications subject to environmental or regulatory requirements, the TPIC44H01DAR is the appropriate selection.

Packaging Format: The TPIC44H01DA is supplied in Tube packaging, while the TPIC44H01DAR is supplied in Tape & Reel format. Tape & Reel packaging is standard for automated assembly processes and high-volume production. Tube packaging is suitable for manual handling and lower-volume applications.

Electrical Equivalence: Both parts are electrically identical across all specified parameters, including supply voltage, driver configuration, gate type, and operating temperature range. Direct pin-for-pin substitution is supported without circuit modification.

Frequently Asked Questions (FAQ)

Q: Can TPIC44H01DAR be used as a direct replacement for TPIC44H01DA in existing designs?

A: Yes. The TPIC44H01DAR is electrically and mechanically equivalent to the TPIC44H01DA. Both parts feature identical pin configurations, electrical specifications, and 32-TSSOP package dimensions. Direct substitution requires no circuit modifications.

Q: What is the difference between Tube and Tape & Reel packaging?

A: Tube packaging supplies components in plastic tubes suitable for manual handling and small-quantity applications. Tape & Reel packaging supplies components on continuous carrier tape wound on reels, optimized for automated pick-and-place assembly equipment used in high-volume manufacturing. Both formats contain the same component.

Q: Why is the TPIC44H01DA listed as Last Time Buy?

A: Last Time Buy status indicates that the manufacturer has discontinued production planning for this part number. Existing inventory may be available, but future procurement cannot be guaranteed. The TPIC44H01DAR, with Active status, represents the recommended path for new designs and ongoing production.

Q: Are there compliance differences between these parts?

A: Yes. The TPIC44H01DAR is ROHS3 compliant and REACH unaffected, while the TPIC44H01DA is RoHS non-compliant and REACH affected. For applications requiring environmental compliance certification, the TPIC44H01DAR is the appropriate selection.

Q: Do both parts operate at the same supply voltage?

A: Yes. Both the TPIC44H01DA and TPIC44H01DAR operate with a supply voltage range of 4.5V to 5.5V and support identical high-side gate driving configurations for N-channel MOSFETs.

Q: Can these parts be mixed in the same production batch?

A: While electrically equivalent, mixing different part numbers in production is not recommended. Maintain consistent part number usage within a single design revision to ensure traceability, supply chain consistency, and compliance documentation alignment.