Equivalent & Substitute Parts for TRA 1-0521

Part Overview

TRA 1-0521 is a DC DC Converter manufactured by Traco Power. It is an isolated module providing dual outputs of 5V and -5V at a maximum output current of 100mA each, suitable for ITE (Commercial) applications. The device operates from a 4.5V to 5.5V input range, delivers 1W output power, and offers a 1kV isolation voltage. The module features a 6-SIP package, is RoHS3 compliant, and supports thorough-hole mounting. Product status for TRA 1-0521 is "Not For New Designs," making it necessary to search for alternatives and equivalent models for new specifications and designs.

Substiute Parts

TRA 1-0521

Traco PowerIn Stock: 927TRA 1-0521 Datasheet

Current PartRFQ

IQ0505S

XP PowerIn Stock: 1130IQ0505S Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for TRA 1-0521 are grouped strictly by compatibility with core electrical and mechanical parameters, including input voltage range, output voltages, output current, isolation voltage, mounting type, package, efficiency, application type, and compliance certifications. Each parameter must match or align precisely for substitute selection.

Parameter Comparison

Engineering Selection Recommendations

TRA 1-0521 is designated as "Not For New Designs" and should not be specified for new projects. IQ0505S from XP Power is RoHS3 compliant, active, and available in tube packaging. Both products fulfill core compliance criteria and application requirements. Substitute selection must be guided strictly by documented part status and certification match.

Frequently Asked Questions (FAQ)

Q1: What determines compatibility between TRA 1-0521 and substitute modules?
A1: Compatibility is established solely by matching input voltage range, output voltages/currents, isolation, mounting type, package/case, and compliance certifications.

Q2: Are the mechanical footprints of TRA 1-0521 and IQ0505S directly interchangeable?
A2: Both modules employ SIP through-hole mounting, but TRA 1-0521 has a 6-SIP, 5-lead configuration, while IQ0505S has a 7-SIP, 6-lead configuration. Dimensions are similar but lead count and arrangement must be verified against PCB design requirements.

Q3: How does RoHS3 compliance impact component substitution?
A3: RoHS3 compliance indicates that both TRA 1-0521 and IQ0505S conform to current environmental standards, supporting substitution in regulated markets.

Q4: What product status should be considered when choosing a substitute?
A4: TRA 1-0521 status is "Not For New Designs." IQ0505S is "Active," making IQ0505S suitable for new production and ongoing commitments.

Q5: What is the primary application for both converters?
A5: Both are specified for ITE (Commercial) applications, aligning with standard commercial electronics requirements.

Q6: How does operating temperature affect substitution?
A6: Both modules support -40°C conditions, but IQ0505S has a maximum of 85°C and TRA 1-0521 up to 95°C (with derating). Temperature requirements should be considered based on application-specific needs within the provided ranges.

Q7: Can efficiency differences impact selection?
A7: Efficiency for TRA 1-0521 is 84.5% and IQ0505S is 83%. Both meet typical requirements for the product category based on provided specifications.