0077439-A7 The Magnetics 0077439-A7 is a bobbin component with a voltage breakdown of 2000 VAC and a weight of 120g.
Mfr Part #:

0077439-A7

Available from 1 distributors
Mfr Name: Magnetics
Magnetics
The Magnetics 0077439-A7 is a bobbin component with a voltage breakdown of 2000 VAC and a weight of 120g.
✓ Total Stock: 110 pcs
$ Price Range: $0.99

0077439-A7 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
110 pcs
110 pcs On Request 1 On Request On Request On Request On Request On Request

0077439-A7 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
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0077439-A7 Description

Short technical summary and product information.

The Magnetics 0077439-A7 is a bobbin designed for use in magnetic components. It features a voltage breakdown of 2000 VAC and a break strength of 233.0 kg.

 

With a Curie temperature of 500°C and a continuous coating temperature rating of 200°C, this bobbin is suitable for demanding thermal environments. Its physical dimensions include an outer diameter of 47.63 mm and a height of 19.0 mm when coated.

 

The component has a nominal path length of 107 mm and a volume of 21,300 mm3. It is supplied in a standard package quantity of 105 pieces, packaged in cardboard cut-outs.

0077439-A7 Quick Information

Product Type: Bobbin
Canonical Name: 0077439-A7 Magnetics Bobbin
Subcategory: Coil Formers, Mounts, Hardware

0077439-A7 Compliance

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

0077439-A7 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

0077439-A7 Features

  • 2000 VAC wire to wire breakdown voltage.
  • 233.0 kg minimum break strength.
  • 500°C Curie temperature rating.
  • 200°C continuous coating temperature.
  • Standard package of 105 pieces.

0077439-A7 Applications

  • Used in transformer coil assemblies
  • Suitable for inductor manufacturing
  • Supports high-voltage electrical designs
  • Ideal for magnetic component applications

0077439-A7 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the watt loss of the 0077439-A7 coil former?

The watt loss is 233.0 mW/cm3 at 100 kHz and 100 mT.

What is the minimum DC bias for this coil former?

The minimum DC bias is 900 oersteds.

What is the voltage breakdown of the coil former?

The voltage breakdown wire to wire is 2000 VAC.

What is the maximum coating temperature for this product?

The maximum coating temperature is 200 °C.

What is the Curie temperature of the coil former?

The Curie temperature is 500 °C.

0077439-A7 Alternate Parts

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STMicroelectronics
The STMicroelectronics S125 is a single-phase bridge rectifier in a TO-269AA/MiniDIL package. It offers a repetitive peak reverse voltage of 600V and a maximum average forward rectified current of 0.80A.
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