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PA51A - Apex Microtechnology

Description: 80V, 10A Power Amplifier with Low Standby Current

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PA51A - Apex Microtechnology PCB footprint - Other - Other - CE
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PA51A - Apex Microtechnology  - 3D model - Other - CE
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PA51A Details

  • Manufacturer Part Number:

    PA51A

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-204AA

  • Package Description:

    ROHS COMPLIANT, HERMETIC SEALED, TO-3, 8 PIN

  • Pin Count:

    2

  • Country Of Origin:

    USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Apex Microtechnology Inc

  • YTEOL:

    4.15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    0.03 µA

  • Bias Current-Max (IIB) @25C:

    0.02 µA

  • Common-mode Reject Ratio-Min:

    80 dB

  • Common-mode Reject Ratio-Nom:

    110 dB

  • Frequency Compensation:

    YES

  • Input Offset Voltage-Max:

    8000 µV

  • JESD-30 Code:

    O-MBFM-P8

  • Low-Offset:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -40 V

  • Neg Supply Voltage-Nom (Vsup):

    -34 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    METAL

  • Package Equivalence Code:

    CAN8/9,.5FL

  • Package Shape:

    ROUND

  • Package Style:

    FLANGE MOUNT

  • Power:

    YES

  • Qualification Status:

    Not Qualified

  • Slew Rate-Min:

    1 V/us

  • Slew Rate-Nom:

    2.6 V/us

  • Supply Current-Max:

    10 mA

  • Supply Voltage Limit-Max:

    40 V

  • Supply Voltage-Nom (Vsup):

    34 V

  • Surface Mount:

    NO

  • Technology:

    HYBRID

  • Temperature Grade:

    MILITARY

  • Terminal Form:

    PIN/PEG

  • Terminal Position:

    BOTTOM

  • Unity Gain BW-Nom:

    1000

  • Voltage Gain-Min:

    50000

PA51A Frequently Asked Questions (FAQs)

  • Apex recommends a 4-layer PCB with a solid ground plane, and thermal vias under the package to dissipate heat. A thermal pad on the bottom of the package should be connected to a heat sink or a thermal management system.
  • To ensure stability, Apex recommends using a compensation network, such as a series RC network, to reduce the gain at high frequencies. Additionally, a low-ESR output capacitor and a proper PCB layout can help prevent oscillations.
  • Apex recommends a 50-ohm input termination and a 25-ohm output termination to ensure maximum power transfer and minimize reflections. The output should also be terminated with a low-ESR capacitor to filter out high-frequency noise.
  • Apex recommends using voltage and current limiting circuits to protect the PA51A from overvoltage and overcurrent conditions. A fuse or a current-limiting resistor can be used to prevent damage from excessive current.
  • The recommended operating temperature range for the PA51A is -40°C to +85°C. However, Apex recommends derating the power output at high temperatures to prevent thermal runaway and ensure reliable operation.

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PA51A Overview

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