R1500-TP Equivalent & Substitute Parts

Part Overview

The R1500-TP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 1500 V DC reverse voltage and 500 mA average rectified current in a through-hole DO-41 package. This component is classified as obsolete, indicating discontinuation from the original manufacturer. Identification of equivalent substitute parts is necessary to maintain design continuity and ensure procurement availability for new production builds and field replacements.

Substiute Parts

R1500-TP

Micro Commercial CoIn Stock: 935R1500-TP Datasheet

Current PartRFQ

RGP02-15E-E3/54

Vishay General Semiconductor - Diodes DivisionIn Stock: 11645RGP02-15E-E3/54 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the R1500-TP is determined by equivalence across the following critical electrical and mechanical parameters:

Electrical Equivalence Criteria:

• Voltage - DC Reverse (Vr) (Max): 1500 V minimum
• Current - Average Rectified (Io): 500 mA minimum
• Current - Reverse Leakage @ Vr: 5 µA @ 1500 V maximum
• Package / Case: DO-204AL, DO-41, or Axial configuration
• Mounting Type: Through Hole

Compliance Criteria:

• RoHS3 Compliant status
• Operating Temperature Range: Must encompass or exceed the original specification

The substitute part RGP02-15E-E3/54 meets all electrical and mechanical requirements for direct substitution. Both parts share identical voltage and current ratings, equivalent reverse leakage characteristics, and compatible through-hole axial packaging. The substitute maintains RoHS3 compliance and extends the operating temperature range, providing enhanced thermal performance.

Parameter Comparison

Engineering Selection Recommendations

The RGP02-15E-E3/54 is a direct electrical and mechanical substitute for the obsolete R1500-TP. Both components satisfy identical voltage and current specifications, maintain equivalent reverse leakage characteristics, and utilize compatible through-hole DO-41 axial packaging.

The substitute part offers the following advantages:

Product Status: The RGP02-15E-E3/54 maintains active product status with established supply chain availability, eliminating procurement risk associated with the obsolete R1500-TP.

Compliance: Both parts maintain ROHS3 compliance, ensuring regulatory alignment for new designs and production builds.

Thermal Performance: The substitute extends the operating temperature range from -55°C ~ 150°C to -65°C ~ 175°C, providing enhanced thermal margin for applications operating at elevated or reduced ambient temperatures.

Recovery Characteristics: The substitute features fast recovery characteristics (≤500 ns) compared to the standard recovery (>500 ns) of the original part, resulting in reduced switching losses in rectification applications.

Forward Voltage: The substitute demonstrates lower forward voltage drop (1.8 V @ 100 mA) relative to the original specification (2 V @ 500 mA), contributing to improved power efficiency.

Selection of the RGP02-15E-E3/54 is appropriate for all applications previously utilizing the R1500-TP, with no circuit modifications required.

Frequently Asked Questions (FAQ)

Q: Can the RGP02-15E-E3/54 be used as a direct replacement for the R1500-TP without circuit modifications?

A: Yes. Both components share identical voltage ratings (1500 V), current ratings (500 mA), reverse leakage characteristics (5 µA @ 1500 V), and through-hole axial packaging. No circuit modifications are required for substitution.

Q: What is the primary reason for substituting the R1500-TP?

A: The R1500-TP is classified as obsolete, indicating discontinuation from the original manufacturer. The RGP02-15E-E3/54 maintains active product status and equivalent electrical specifications, ensuring continued design support and procurement availability.

Q: Are there any differences in package dimensions between the R1500-TP and RGP02-15E-E3/54?

A: Both components utilize DO-204AL (DO-41) axial through-hole packaging. Physical dimensions are compatible for PCB mounting and circuit board layout applications.

Q: How do the operating temperature ranges compare?

A: The R1500-TP operates from -55°C to 150°C. The RGP02-15E-E3/54 extends this range to -65°C to 175°C, providing enhanced thermal performance for applications requiring operation at temperature extremes.

Q: What is the difference between standard recovery and fast recovery diodes?

A: Recovery speed refers to the time required for a diode to transition from forward conduction to reverse blocking. The R1500-TP exhibits standard recovery (>500 ns), while the RGP02-15E-E3/54 features fast recovery (≤500 ns). Fast recovery reduces switching losses and improves efficiency in high-frequency rectification applications.

Q: Does the substitute part maintain RoHS3 compliance?

A: Yes. The RGP02-15E-E3/54 is RoHS3 compliant, matching the compliance status of the original R1500-TP.

Q: What is the significance of the lower forward voltage in the substitute part?

A: The RGP02-15E-E3/54 exhibits a forward voltage of 1.8 V @ 100 mA compared to 2 V @ 500 mA for the R1500-TP. Lower forward voltage reduces power dissipation and heat generation during rectification, improving overall circuit efficiency.

Q: Is the RGP02-15E-E3/54 available in the same packaging format?

A: Yes. The substitute is supplied in DO-204AL (DO-41) axial through-hole packaging, identical to the original R1500-TP configuration.