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PA441DF - Apex Microtechnology

Description: 350V Low Noise Power Amplifier, Low 12µV RMS noise at 20kHz bandwidth, Low voltage offset 5mV typical at +25°C, High output current - 120mA PEAK, Low quiescent current – 2.2mA typical

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PA441DF - Apex Microtechnology - PCB symbol
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PCB Footprints
PA441DF - Apex Microtechnology PCB footprint - Other - Other - PA441DF
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3D Models
PA441DF - Apex Microtechnology - 3D model - Other - PA441DF
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PA441DF Details

  • Manufacturer Part Number:

    PA441DF

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Apex Microtechnology Inc

  • YTEOL:

    4.15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Average Bias Current-Max (IIB):

    0.0002 µA

  • Common-mode Reject Ratio-Nom:

    115 dB

  • Input Offset Voltage-Max:

    20000 µV

  • JESD-30 Code:

    R-PDSO-G24

  • Length:

    15.9 mm

  • Neg Supply Voltage Limit-Max:

    -175 V

  • Neg Supply Voltage-Nom (Vsup):

    -150 V

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Seated Height-Max:

    3.3 mm

  • Slew Rate-Nom:

    32 V/us

  • Supply Voltage Limit-Max:

    175 V

  • Supply Voltage-Nom (Vsup):

    150 V

  • Surface Mount:

    YES

  • Technology:

    MOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Unity Gain BW-Nom:

    10000

  • Width:

    11 mm

PA441DF Frequently Asked Questions (FAQs)

  • Apex Microtechnology recommends a 2-layer or 4-layer PCB with a thermal relief pattern on the bottom layer to improve heat dissipation. A minimum of 2 oz copper thickness is recommended for optimal thermal performance.
  • To ensure reliable operation at high temperatures, Apex recommends derating the output current and voltage according to the thermal derating curve provided in the datasheet. Additionally, ensure good airflow and thermal management around the device.
  • Apex recommends using a low-ESR ceramic capacitor with a value of 10-22uF, X5R or X7R dielectric, and a voltage rating of 25V or higher. This ensures stable operation and minimizes noise and ripple.
  • Apex recommends using external overvoltage protection (OVP) and overcurrent protection (OCP) circuits to prevent damage to the device. A fuse or PTC resettable fuse can be used for OCP, and a zener diode or TVS diode can be used for OVP.
  • Apex recommends a soldering profile with a peak temperature of 240°C, a dwell time of 30-60 seconds, and a ramp-up rate of 1-2°C/second. This ensures reliable solder joints and minimizes thermal stress on the device.

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PA441DF Overview

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