R1200-TP Equivalent & Substitute Parts

Part Overview

The R1200-TP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 1200 V DC reverse voltage and 500 mA average rectified current in a through-hole DO-41 package. This component is classified as obsolete, making identification of equivalent substitute parts necessary for ongoing design support and procurement continuity. The part operates across a junction temperature range of -55°C to 150°C and maintains RoHS3 compliance.

Substiute Parts

R1200-TP

Micro Commercial CoIn Stock: 988R1200-TP Datasheet

Current PartRFQ

RGP02-12E-E3/54

Vishay General Semiconductor - Diodes DivisionIn Stock: 5832RGP02-12E-E3/54 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the R1200-TP is determined by electrical and mechanical parameter alignment within the rectifier diode category. The following parameters establish substitution validity:

Critical Matching Parameters:

• Voltage - DC Reverse (Vr) (Max): 1200 V
• Current - Average Rectified (Io): 500 mA
• Mounting Type: Through Hole
• Package / Case: DO-41 or DO-204AL (equivalent designations)
• Current - Reverse Leakage @ Vr: 5 µA @ 1200 V

Allowable Variations:

• Voltage - Forward (Vf) (Max): May vary within acceptable circuit performance margins
• Speed Classification: May transition from Standard Recovery to Fast Recovery without functional incompatibility
• Operating Temperature - Junction: May extend beyond original range
• Reverse Recovery Time (trr): Specification may be defined in substitute parts

The RGP02-12E-E3/54 manufactured by Vishay General Semiconductor - Diodes Division meets all critical matching parameters and qualifies as a direct substitute for the R1200-TP.

Parameter Comparison

Engineering Selection Recommendations

The RGP02-12E-E3/54 is a qualified substitute for the obsolete R1200-TP based on the following engineering criteria:

Electrical Compatibility: All critical electrical parameters align between the main part and substitute. Both components maintain identical voltage and current ratings (1200 V, 500 mA) and reverse leakage specifications (5 µA @ 1200 V). The substitute exhibits improved forward voltage characteristics (1.8 V @ 100 mA versus 2 V @ 500 mA), resulting in lower power dissipation in typical applications.

Mechanical Compatibility: Both parts utilize identical through-hole mounting and DO-41/DO-204AL package designations, ensuring direct physical and electrical compatibility in existing PCB layouts without modification.

Regulatory Compliance: Both the main part and substitute maintain ROHS3 compliance and carry identical ECCN and HTSUS classifications, satisfying regulatory requirements for equivalent component substitution.

Product Status: The RGP02-12E-E3/54 maintains active product status with established supply chain availability (5762 pcs in stock), addressing the obsolescence constraint of the R1200-TP.

Performance Enhancement: The substitute incorporates fast recovery characteristics (≤500 ns) compared to the standard recovery specification of the main part (>500 ns), providing improved switching performance without introducing incompatibility.

Frequently Asked Questions (FAQ)

Q: Can the RGP02-12E-E3/54 be used as a direct replacement for the R1200-TP without circuit modification?

A: Yes. Both components share identical voltage ratings (1200 V), current ratings (500 mA), reverse leakage specifications (5 µA @ 1200 V), and package designations (DO-41/DO-204AL). Direct substitution in existing designs is supported without PCB or schematic changes.

Q: What is the significance of the improved forward voltage in the RGP02-12E-E3/54?

A: The substitute exhibits lower forward voltage (1.8 V @ 100 mA) compared to the main part (2 V @ 500 mA). This results in reduced power dissipation and improved thermal performance in rectification applications. The lower forward voltage is a beneficial characteristic that does not compromise circuit functionality.

Q: Does the fast recovery specification of the RGP02-12E-E3/54 affect circuit compatibility?

A: No. Fast recovery (≤500 ns) is a performance enhancement relative to standard recovery (>500 ns). The substitute's improved switching characteristics are compatible with all applications designed for the R1200-TP and provide superior performance in high-frequency switching environments.

Q: Are there packaging differences between the R1200-TP and RGP02-12E-E3/54?

A: Both components utilize through-hole mounting in DO-41/DO-204AL packages. The main part is supplied in standard packaging, while the substitute is supplied in cut tape (CT) format. Both formats are compatible with standard PCB assembly processes and hand-insertion applications.

Q: What is the temperature operating range difference between these parts?

A: The R1200-TP operates from -55°C to 150°C junction temperature, while the RGP02-12E-E3/54 extends this range to -65°C to 175°C. The substitute accommodates a wider temperature envelope, providing additional design margin for applications with extreme thermal requirements.

Q: Are both parts RoHS3 compliant?

A: Yes. Both the R1200-TP and RGP02-12E-E3/54 maintain full RoHS3 compliance, satisfying regulatory requirements for lead-free and restricted substance compliance in equivalent component substitution.

Q: What is the reverse recovery time specification for the R1200-TP?

A: The R1200-TP does not specify reverse recovery time (trr) in its datasheet. The RGP02-12E-E3/54 specifies trr at 300 ns, providing defined switching characteristics for applications requiring this parameter.