P3203AB60 Equivalent & Substitute Parts

Part Overview

The P3203AB60 is a 270V off-state, 250A peak pulse TVS thyristor manufactured by Littelfuse Inc. in the SIDACtor® series. This component is designed for transient voltage suppression applications requiring high current handling in a 3-SIP through-hole package. The part is currently classified as obsolete, making identification of suitable substitutes essential for ongoing system support and new design implementations.

Substiute Parts

P3203AB60

Littelfuse Inc.In Stock: 1808P3203AB60 Datasheet

Current PartRFQ

P3203ABL60

Littelfuse Inc.In Stock: 1016P3203ABL60 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The P3203ABL60 qualifies as a direct substitute for the P3203AB60 based on electrical and mechanical parameter equivalence. Substitution is valid when the following criteria are met:

• Identical voltage ratings: 350V breakover, 270V off-state, 8V on-state
• Identical current specifications: 250A peak pulse (8/20µs), 80A peak pulse (10/1000µs), 150mA hold current
• Identical element count: 3 elements
• Identical capacitance values: 45pF and 70pF
• Identical package configuration: 3-SIP, TO-220 Modified, through-hole mounting

The P3203ABL60 maintains full electrical and mechanical compatibility with the original part while offering improved product status and compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The P3203ABL60 is the appropriate substitute for the obsolete P3203AB60. Both parts are manufactured by Littelfuse Inc. and maintain identical electrical and mechanical specifications across all critical parameters including voltage ratings, current handling, element configuration, and package geometry.

The P3203ABL60 offers two significant advantages over the original part:

• Active product status ensures continued availability and manufacturing support
• ROHS3 compliance satisfies modern regulatory requirements, whereas the P3203AB60 is RoHS non-compliant

For applications requiring the P3203AB60, direct substitution with the P3203ABL60 is valid without circuit modification or re-qualification, provided that RoHS compliance is acceptable for the end application.

Frequently Asked Questions (FAQ)

Q: Can the P3203ABL60 be used as a direct replacement for the P3203AB60?

A: Yes. The P3203ABL60 is electrically and mechanically identical to the P3203AB60 across all specified parameters. Direct substitution is valid without circuit changes.

Q: What is the primary reason to substitute the P3203AB60?

A: The P3203AB60 is classified as obsolete. The P3203ABL60 is an active product with continued manufacturing support and availability.

Q: Are there any compliance differences between these parts?

A: Yes. The P3203ABL60 is ROHS3 compliant, while the P3203AB60 is RoHS non-compliant. Both parts have identical moisture sensitivity levels (MSL 1, Unlimited).

Q: Do these parts have the same package configuration?

A: Yes. Both parts use a 3-SIP package with TO-220 Modified supplier device package and through-hole mounting.

Q: Are the electrical specifications identical?

A: Yes. Voltage ratings (350V breakover, 270V off-state, 8V on-state), current specifications (250A peak pulse 8/20µs, 80A peak pulse 10/1000µs, 150mA hold current), element count (3), and capacitance values (45pF, 70pF) are identical.