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HA3994-AL - COILCRAFT

Description: Audio Transformers / Signal Transformers HA3994 for LT3751 15 V, -15 V 3.6 A

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HA3994-AL - COILCRAFT PCB footprint - Other - Other - HA3994-AL-2
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HA3994-AL - COILCRAFT  - 3D model - Other - HA3994-AL-2
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HA3994-AL Details

  • Manufacturer Part Number:

    HA3994-AL

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    CHIP

  • ECCN Code:

    EAR99

  • Manufacturer:

    Coilcraft Inc

  • YTEOL:

    6.56

  • Additional Feature:

    LENGTH & HEIGHT DIM INCLUDE TERMINAL ALSO

  • Height:

    14 mm

  • Input Voltage-Max:

    24 V

  • Input Voltage-Min:

    5 V

  • Length:

    34.29 mm

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Primary Winding:

    2

  • Number of Secondary Winding:

    3

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage 1:

    15 V

  • Output Voltage 2:

    -15 V

  • Packing Method:

    TRAY

  • Primary Inductance:

    7.5 µH

  • Surface Mount:

    YES

  • Terminal Finish:

    Tin/Silver - Tin - with Nickel barrier

  • Transformer Type:

    SMPS TRANSFORMER

  • Width:

    26.75 mm

HA3994-AL Frequently Asked Questions (FAQs)

  • Coilcraft provides a recommended PCB land pattern in their application notes, which can be found on their website. The recommended land pattern is designed to ensure optimal performance and reliability of the inductor.
  • To minimize the impact of mechanical stress, it's recommended to follow proper handling and mounting procedures, such as avoiding bending or flexing the leads, and using a secure and even mounting method. Additionally, consider using a stress-relieving component, such as a bend-relief or a stress-relief pad, to reduce the risk of mechanical damage.
  • While the datasheet specifies a temperature range of -40°C to +125°C, it's essential to note that the inductor's performance may degrade at extreme temperatures. For optimal performance, it's recommended to operate the HA3994-AL within a temperature range of -20°C to +100°C.
  • While the HA3994-AL is designed to be robust, it's still important to consider the vibration environment in which it will be used. Coilcraft recommends following the guidelines outlined in their vibration testing application note to ensure the inductor's reliability in high-vibration environments.
  • To ensure the HA3994-AL meets your specific EMI requirements, it's recommended to consult with Coilcraft's application engineers, who can provide guidance on EMI mitigation techniques, such as shielding, filtering, and layout considerations. Additionally, consider using Coilcraft's EMI modeling tools to simulate and optimize your design.

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HA3994-AL Overview

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About COILCRAFT

Colicraft designs and manufactures high performing magnectic components, RF chip inductors, power magnectics, and filters. Coilcraft has engineering, manufacturing, and distribution facilities in North America, Asia, and Europe.

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