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AP7331-33WG-7 - Diodes Incorporated

Description: 300mA Low Dropout Regulator with EN • Very low IQ over full load: 65µA • Wide input voltage range: 2V to 6V • Wide adjustable output: 0.8V to 5.0V • Fixed output options: 1.0V to 3.3V • PSRR: 65dB typical at 100Hz • Fast start-up time: 80µs • Stable with low ESR, 1µF ceramic output capacitor • Excellent Load/Line Transient Response • Low dropout: 300mV typical at 300mA • Current limit protection • Short circuit protection • Thermal shutdown protection • Ambient temperature range: -40ºC to 85°C

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PCB Footprints
AP7331-33WG-7 - Diodes Incorporated PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - AP7331-33WG-7
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AP7331-33WG-7 - Diodes Incorporated  - 3D model - SOT23 (5-Pin) - AP7331-33WG-7
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AP7331-33WG-7 Details

  • Manufacturer Part Number:

    AP7331-33WG-7

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT

  • Package Description:

    GREEN, SOT-25, 5 PIN

  • Pin Count:

    5

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Diodes Incorporated

  • YTEOL:

    7

  • Dropout Voltage1-Max:

    0.55 V

  • Dropout Voltage1-Nom:

    0.3 V

  • Input Voltage-Max:

    6 V

  • Input Voltage-Min:

    2 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Load Regulation-Max(%):

    0.0198%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.3 A

  • Output Voltage1-Max:

    3.366 V

  • Output Voltage1-Min:

    3.234 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Tolerance-Max:

    2%

  • Width:

    1.6 mm

AP7331-33WG-7 Frequently Asked Questions (FAQs)

  • A good PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and to use thermal vias to connect the exposed pad to the ground plane. This helps to dissipate heat efficiently.
  • To ensure the stability of the output voltage, it's essential to use a sufficient output capacitor with a low ESR (Equivalent Series Resistance) and a high ripple current rating. A 10uF to 22uF ceramic capacitor is recommended.
  • Although the datasheet specifies a maximum input voltage of 5.5V, it's recommended to limit the input voltage to 5V to ensure reliable operation and to prevent damage to the device.
  • The AP7331-33WG-7 is rated for operation up to 125°C, but it's essential to consider the power dissipation and thermal management to ensure reliable operation in high-temperature environments.
  • The power dissipation of the AP7331-33WG-7 can be calculated using the formula: Pd = (Vin - Vout) x Iout. It's essential to consider the power dissipation to ensure the device operates within its thermal limits.

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AP7331-33WG-7 Overview

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