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PWR263S-20-4R70F - Bourns

Description: Thick Film Resistors - SMD 4.7ohms 1% 20watts

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PWR263S-20-4R70F - Bourns PCB footprint - Other - Other - PWR263S-20-47R0J-1
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PWR263S-20-4R70F - Bourns  - 3D model - Other - PWR263S-20-47R0J-1
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PWR263S-20-4R70F Details

  • Manufacturer Part Number:

    PWR263S-20-4R70F

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TO263, ROHS COMPLIANT

  • Reach Compliance Code:

    Compliant

  • Country Of Origin:

    Costa Rica

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.21.00.30

  • Factory Lead Time:

    15 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    9

  • Additional Feature:

    RATED POWER IS DISSIPATED USING HEATSINK

  • Construction:

    Epoxy

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    155 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Height:

    4.5 mm

  • Package Length:

    10.1 mm

  • Package Shape:

    RECTANGULAR PACKAGE

  • Package Style:

    SMT

  • Package Width:

    8.8 mm

  • Packing Method:

    TUBE

  • Rated Power Dissipation (P):

    20 W

  • Rated Temperature:

    25 °C

  • Resistance:

    4.7 Ω

  • Resistor Type:

    FIXED RESISTOR

  • Size Code:

    4035

  • Surface Mount:

    YES

  • Technology:

    METAL GLAZE/THICK FILM

  • Temperature Coefficient:

    100 ppm/°C

  • Terminal Finish:

    Tin (Sn)

  • Terminal Shape:

    GULL WING

  • Tolerance:

    1%

  • Working Voltage:

    250 V

PWR263S-20-4R70F Frequently Asked Questions (FAQs)

  • Bourns provides a recommended PCB layout and land pattern in their application notes and design guides. It's essential to follow these guidelines to ensure optimal performance, thermal management, and reliability.
  • To ensure the device operates within the specified temperature range, it's crucial to provide adequate heat sinking, consider thermal interface materials, and maintain a safe distance from heat sources. Additionally, follow the recommended derating guidelines for temperature and power handling.
  • Bourns recommends following standard ESD handling precautions, such as using wrist straps, anti-static bags, and ESD-safe workstations. The device itself has built-in ESD protection, but it's still essential to handle the component with care to prevent damage.
  • While the PWR263S-20-4R70F is a robust device, it's essential to evaluate its suitability for high-vibration or high-shock environments. Bourns provides guidance on vibration and shock testing in their reliability reports and application notes. It's recommended to consult with Bourns' technical support or a qualified engineer to determine the device's suitability for such environments.
  • Bourns provides guidelines for soldering and rework techniques in their application notes and manufacturing guides. It's essential to follow these guidelines to prevent damage to the device and ensure reliable assembly.

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PWR263S-20-4R70F Overview

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Part Image PWR263S-20-4R70FE Bourns Inc

Fixed Resistor, Metal Glaze/thick Film, 20W, 4.7ohm, 250V, 1% +/-Tol, 100ppm/Cel, Surface Mount, 4035