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DV250K3225R2 - Bourns

Description: Varistors DV SERIES 250V

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DV250K3225R2 - Bourns - PCB symbol
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PCB Footprints
DV250K3225R2 - Bourns PCB footprint - Varistors Chip - Varistors Chip - DV250K3225R2-
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DV250K3225R2 - Bourns - 3D model - Varistors Chip - DV250K3225R2-
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DV250K3225R2 Details

  • Manufacturer Part Number:

    DV250K3225R2

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    MEDIUM VOLTAGE VARISTOR

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8533.40.40.00

  • Factory Lead Time:

    14 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    7.47

  • Circuit RMS Voltage-Max:

    250 V

  • Energy Absorbing Capacity-Max:

    11 J

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    2 mm

  • Package Length:

    8 mm

  • Package Style:

    SMT

  • Package Width:

    6.3 mm

  • Packing Method:

    TR, 13 INCH

  • Rated Power Dissipation (P):

    0.1 W

  • Resistor Type:

    VARISTOR

  • Surface Mount:

    YES

  • Terminal Finish:

    Tin (Sn) - with Nickel (Ni) barrier

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    WRAPAROUND

  • Working Voltage:

    320 V

DV250K3225R2 Frequently Asked Questions (FAQs)

  • Bourns recommends a symmetrical PCB layout with a solid ground plane, and keeping the input and output traces as short as possible to minimize parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a solid ground plane is also recommended.
  • The device should be mounted on a heat sink or a metal core PCB to ensure proper heat dissipation. The ambient temperature should be kept below 85°C, and the device should not be exposed to extreme temperatures during storage or operation.
  • The recommended input capacitance value is 10uF to 22uF, and the recommended output capacitance value is 10uF to 47uF. However, the optimal capacitance value may vary depending on the specific application and operating conditions.
  • Overvoltage protection can be achieved using a voltage clamp or a zener diode. Overcurrent protection can be achieved using a current sense resistor and a comparator or an overcurrent protection IC. Additionally, a fuse or a PTC can be used to protect the device from excessive current.
  • The recommended soldering temperature is 260°C to 280°C, and the recommended soldering time is 3 seconds to 5 seconds. However, the optimal soldering temperature and time may vary depending on the specific soldering process and equipment used.

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DV250K3225R2 Overview

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