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CZRQC3V0B-HF - Comchip Technology

Description: CZRQC3V0B-HF, PD=0.125(W), VZ=3(V), Tolerance=2.5(%), Iz=5(mA) Zener Diodes

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CZRQC3V0B-HF - Comchip Technology - PCB symbol
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PCB Footprints
CZRQC3V0B-HF - Comchip Technology PCB footprint - Other - Other - 0402C/SOD-923F_2025
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CZRQC3V0B-HF - Comchip Technology - 3D model - Other - 0402C/SOD-923F_2025
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CZRQC3V0B-HF Details

  • Manufacturer Part Number:

    CZRQC3V0B-HF

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOD-923F, 2 PIN

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.10.00.50

  • Date Of Intro:

    2019-09-17

  • Manufacturer:

    Comchip Technology Corporation Ltd

  • YTEOL:

    7.65

  • Additional Feature:

    HIGH RELIABILITY

  • Configuration:

    SINGLE

  • Diode Element Material:

    SILICON

  • Diode Type:

    ZENER DIODE

  • Dynamic Impedance-Max:

    95 Ω

  • JESD-30 Code:

    R-PBCC-N2

  • JESD-609 Code:

    e4

  • Knee Impedance-Max:

    2000 Ω

  • Number of Elements:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Packing Method:

    TR, 7 INCH

  • Polarity:

    UNIDIRECTIONAL

  • Power Dissipation-Max:

    0.125 W

  • Reference Standard:

    IEC-61000-4-2; MIL-STD-750

  • Reference Voltage-Nom:

    3 V

  • Reverse Current-Max:

    50 µA

  • Reverse Test Voltage:

    1 V

  • Surface Mount:

    YES

  • Technology:

    ZENER

  • Terminal Finish:

    Gold (Au)

  • Terminal Form:

    NO LEAD

  • Terminal Position:

    BOTTOM

  • Voltage Tol-Max:

    2.5%

  • Working Test Current:

    5 mA

CZRQC3V0B-HF Frequently Asked Questions (FAQs)

  • The recommended PCB layout for optimal performance involves keeping the input and output traces as short as possible, using a solid ground plane, and placing a 10uF capacitor between the VIN and GND pins to filter out noise.
  • To ensure the stability of the output voltage, it's essential to use a suitable output capacitor with a low ESR value, such as a ceramic or tantalum capacitor, and to follow the recommended PCB layout guidelines.
  • Although the datasheet specifies a maximum input voltage of 6V, it's recommended to limit the input voltage to 5.5V to ensure reliable operation and prevent damage to the device.
  • The CZRQC3V0B-HF is rated for operation up to 125°C, but it's essential to consider the thermal derating curve and ensure that the device is properly heat-sinked to prevent overheating.
  • The power dissipation of the regulator can be calculated using the formula: Pd = (VIN - VOUT) x IOUT, where Pd is the power dissipation, VIN is the input voltage, VOUT is the output voltage, and IOUT is the output current.

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CZRQC3V0B-HF Overview

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