SP-52 The Triad Magnetics SP-52 is a high-reliability audio transformer designed for demanding applications. It features a 50mW power level and impedance matching capabilities.
Mfr Part #:

SP-52

Available from 1 distributors
Mfr Name: Triad Magnetics
Triad Magnetics
The Triad Magnetics SP-52 is a high-reliability audio transformer designed for demanding applications. It features a 50mW power level and impedance matching capabilities.
Total Stock: 4 pcs
$ Price Range: $3.00

SP-52 Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
4 pcs
4 pcs On Request 1 On Request On Request 2026-02-25 06:16:38 On Request On Request

SP-52 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
DC Resistance
DC Resistance (DCR)
Frequency Range
Frequency Response
Height
Impedance
Industrial Grade
Length
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Power Level
Storage Temperature
Tape & Reel
Termination Style
Transformer Type
Turns Ratio
Voltage
Width
Working Voltage

SP-52 Description

Short technical summary and product information.

The Triad Magnetics SP-52 is a high-reliability audio transformer from the "Red Spec" series, designed to provide durability and precision for demanding applications in Mil-Aero, Medical, and Pro Audio sectors.

 

This transformer operates at a power level of 50mW with a primary impedance of 1500 Ohm (center tap) and a secondary impedance of 600 Ohm. It offers a turns ratio of 1.58:1.0 and a frequency response of ±2dB from 300 Hz to 100 kHz. The operating temperature range is -40°C to 85°C, with a storage temperature range of -40°C to 85°C and humidity tolerance of 10 to 95% RH non-condensing.

 

Constructed with plug-in terminals for fixed mounting centers, the SP-52 features a UL94 V-0 rated molded case and gold-plated Nickel alloy leads. It has undergone a Pri-Sec Hipot test of 1,000 VRMS for 1 second and has a working voltage of 150VDC. The transformer meets MIL-T-27E industry standards.

SP-52 Quick Information

Product Type: Audio Transformer
Series: Red Spec
Canonical Name: Triad Magnetics SP-52 Audio Coupling Transformer
Subcategory: Impedance Matching Transformer

SP-52 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SP-52 Estimated Pricing

Qty Low High
1+ $3.00 $3.00

Estimated market price range - modelled values for guidance only, not live distributor offers.

SP-52 Features

  • High reliability "Red Spec" series audio transformer.
  • 50mW power level with 1500 Ohm primary impedance.
  • 600 Ohm secondary impedance with 1.58:1.0 turns ratio.
  • Wide operating temperature range of -40°C to 85°C.
  • Meets MIL-T-27E industry standards.

SP-52 Applications

  • Suitable for Mil-Aero applications.
  • Ideal for medical equipment designs.
  • Used in professional audio systems.
  • Provides precise impedance matching.
  • Designed for demanding electronic circuits.

SP-52 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the power level of the SP-52 transformer?

The power level is 50mW.

What are the primary and secondary impedance values?

The primary impedance is 1500 Ohm with a center tap, and the secondary impedance is 600 Ohm.

What is the operating temperature range for this transformer?

The operating temperature range is -40°C to 85°C.

What is the frequency response of the SP-52 transformer?

The frequency response is ±2dB from 300 Hz to 100 kHz.

What is the turns ratio of the SP-52 transformer?

The overall turns ratio is 1.58:1.0.

What is the dielectric strength (Hipot test) for this transformer?

The Pri-Sec Hipot test is 1,000 VRMS for 1 second.

What is the working DC voltage for the SP-52 transformer?

The working voltage is 150VDC.

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