V24ZC50 Equivalent & Substitute Parts

Part Overview

The V24ZC50 is a 23 V, 2 kA Transient Voltage Suppressor (TVS) varistor manufactured by Littelfuse Inc. in a through-hole disc package (20mm). This component is designed for transient voltage protection in electronic circuits with a single circuit configuration.

The V24ZC50 carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or repair requirements for systems utilizing this component.

Substiute Parts

V24ZC50
Littelfuse Inc.In Stock: 1063V24ZC50 Datasheet
V24ZC50
Current Part
V24ZC50P
Littelfuse Inc.In Stock: 2789V24ZC50P Datasheet
V24ZC50P
Direct

Key Parameters

Parameter Value
Varistor Voltage (Typical) 23 V
Current - Surge 2 kA
Maximum DC Volts 18 V
Maximum AC Volts 14 V
Energy 100 J
Number of Circuits 1
Capacitance @ 1 MHz 18000 pF
Operating Temperature Range -55°C to 85°C
Mounting Type Through Hole
Package / Case Disc 20mm
RoHS Status ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution for the V24ZC50 is determined by strict equivalence across the following critical parameters:

  • Varistor voltage rating (20.7 V minimum to 25.3 V maximum range)
  • Surge current capacity (2 kA)
  • Maximum DC and AC voltage ratings (18 V DC, 14 V AC)
  • Energy absorption capability (100 J)
  • Single circuit configuration
  • Through-hole disc package (20mm)
  • Operating temperature range (-55°C to 85°C)
  • RoHS3 compliance

The substitute part V24ZC50P meets all these electrical and mechanical specifications identically, differing only in product status (Active vs. Obsolete) and packaging format (Bulk vs. standard).

Parameter Comparison

Parameter V24ZC50 (Main Part) V24ZC50P (Substitute)
Manufacturer Littelfuse Inc. Littelfuse Inc.
Series ZC ZC
Varistor Voltage (Min) 20.7 V 20.7 V
Varistor Voltage (Typ) 23 V 23 V
Varistor Voltage (Max) 25.3 V 25.3 V
Current - Surge 2 kA 2 kA
Maximum DC Volts 18 V 18 V
Maximum AC Volts 14 V 14 V
Energy 100 J 100 J
Number of Circuits 1 1
Capacitance @ 1 MHz 18000 pF 18000 pF
Operating Temperature -55°C to 85°C -55°C to 85°C
Mounting Type Through Hole Through Hole
Package / Case Disc 20mm Disc 20mm
RoHS Status ROHS3 Compliant ROHS3 Compliant
Product Status Obsolete Active

Engineering Selection Recommendations

The V24ZC50P is the direct equivalent substitute for the V24ZC50. Both components are manufactured by Littelfuse Inc. within the ZC series and maintain identical electrical specifications and mechanical form factors.

The primary distinction is product status: V24ZC50 is Obsolete, while V24ZC50P is Active. This status difference reflects manufacturing availability and long-term supply chain viability. V24ZC50P carries ROHS3 compliance and REACH Unaffected status, meeting current regulatory requirements for electronic component procurement.

For new designs or ongoing production requiring this varistor specification, V24ZC50P is the appropriate selection. For legacy system maintenance where V24ZC50 inventory exists, direct substitution with V24ZC50P is electrically and mechanically valid.

Frequently Asked Questions (FAQ)

Q: Can V24ZC50P be used as a direct replacement for V24ZC50?

A: Yes. Both components share identical electrical ratings (23 V typical varistor voltage, 2 kA surge current, 100 J energy), mechanical packaging (through-hole disc 20mm), and operating temperature range (-55°C to 85°C). The components are functionally interchangeable.

Q: What is the difference between V24ZC50 and V24ZC50P?

A: The components are electrically and mechanically identical. V24ZC50 is Obsolete; V24ZC50P is Active. V24ZC50P is supplied in Bulk packaging, while V24ZC50 uses standard packaging. V24ZC50P includes documented REACH Unaffected status.

Q: Are there any package or mounting differences?

A: No. Both components use through-hole mounting with a disc 20mm package form factor. PCB layout and assembly procedures remain unchanged.

Q: Does V24ZC50P meet current compliance standards?

A: Yes. V24ZC50P is ROHS3 Compliant and REACH Unaffected, meeting current regulatory requirements for electronic component procurement and use.

Q: What parameters determine substitution eligibility for this varistor?

A: Substitution is based on matching varistor voltage rating (20.7 V to 25.3 V range), surge current capacity (2 kA), maximum voltage ratings (18 V DC, 14 V AC), energy absorption (100 J), circuit count (1), package type (disc 20mm), and operating temperature range (-55°C to 85°C).

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