P0721UATP Equivalent & Substitute Parts

Part Overview

The P0721UATP is a Transient Voltage Suppressor (TVS) device manufactured by Littelfuse, designed for circuit protection in SLIC applications. This component features mixed technology with four circuits and an 88V clamping voltage in a 6-SMD, Gull Wing surface mount package. The part is currently classified as obsolete, making identification of suitable substitute components essential for ongoing system support and new design implementations.

Substiute Parts

P0721UATP

LittelfuseIn Stock: 1152P0721UATP Datasheet

Current PartRFQ

P0721UALTP

Littelfuse Inc.In Stock: 1038P0721UALTP Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the P0721UATP is determined by strict equivalence across the following critical parameters:

• Voltage - Clamping: 88V
• Technology: Mixed Technology
• Number of Circuits: 4
• Applications: SLIC
• Mounting Type: Surface Mount
• Package / Case: 6-SMD, Gull Wing
• Supplier Device Package: MS-013

The P0721UALTP meets all substitution criteria as a direct equivalent, maintaining identical electrical specifications and mechanical form factor while offering improved product status and compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The P0721UALTP is the direct substitute for the obsolete P0721UATP. Both components share identical electrical and mechanical specifications, ensuring functional compatibility in SLIC circuit protection applications. The P0721UALTP offers the advantage of active product status, indicating ongoing manufacturer support and availability. Additionally, the P0721UALTP meets ROHS3 compliance requirements, whereas the original part is non-compliant. For new designs and legacy system replacements, the P0721UALTP is the appropriate selection.

Frequently Asked Questions (FAQ)

Q: Can the P0721UALTP be used as a direct replacement for the P0721UATP?

A: Yes. Both parts are electrically and mechanically equivalent, with identical clamping voltage (88V), circuit count (4), package type (6-SMD, Gull Wing, MS-013), and SLIC application specifications.

Q: What is the primary difference between these two parts?

A: The P0721UALTP is an active product with ROHS3 compliance, while the P0721UATP is obsolete and RoHS non-compliant. The substitute offers improved regulatory compliance and manufacturer support.

Q: Are there any packaging differences between P0721UATP and P0721UALTP?

A: The electrical and mechanical packaging are identical. The P0721UALTP is supplied in tube packaging, while the original part number does not specify packaging format. Both use the MS-013 supplier device package.

Q: Is the moisture sensitivity level the same for both parts?

A: Yes. Both components have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions for storage and handling.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. Identical mounting type (Surface Mount), package configuration (6-SMD, Gull Wing), and pin count ensure direct PCB compatibility without layout modifications.