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LT1123CZ#PBF - Analog Devices

Description: Linear Voltage Regulators Low Dropout Reg Driver

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LT1123CZ#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT1123CZ#PBF - Analog Devices PCB footprint - Other - Other - Z Package 3-Lead Plastic TO-92 (Similar to TO-226) (Reference LTC DWG # 05-08-1410 Rev C)
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LT1123CZ#PBF Details

  • Manufacturer Part Number:

    LT1123CZ#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    PLASTIC, TO-92, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    05-08-1410

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.75 V

  • Dropout Voltage1-Nom:

    0.4 V

  • Input Voltage Absolute-Max:

    30 V

  • Input Voltage-Max:

    7.2 V

  • Input Voltage-Min:

    5.4 V

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e3

  • Line Regulation-Max:

    0.02%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    4 A

  • Output Voltage1-Max:

    5.05 V

  • Output Voltage1-Min:

    4.95 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-92

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    BOTTOM

  • Voltage Tolerance-Max:

    1%

LT1123CZ#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT1123CZ involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. Additionally, it's recommended to use a separate analog ground plane and to keep the analog and digital grounds separate.
  • To ensure stability, make sure to follow the recommended compensation network, use a minimum output capacitance of 10uF, and keep the input and output resistors within the recommended range. Additionally, avoid using long input traces and ensure that the device is properly decoupled.
  • The LT1123CZ can operate in ambient temperatures up to 125°C, but the junction temperature should not exceed 150°C. It's recommended to use a heat sink or thermal management system to keep the device within the recommended temperature range.
  • Yes, the LT1123CZ can be used in switching regulator designs, but it's recommended to use a switching frequency above 100kHz to minimize the effects of the device's internal compensation network. Additionally, ensure that the input and output capacitors are suitable for high-frequency operation.
  • The power dissipation of the LT1123CZ can be calculated using the formula: Pd = (Vin - Vout) x Iout + (Vin x Iq), where Vin is the input voltage, Vout is the output voltage, Iout is the output current, and Iq is the quiescent current. Make sure to use the maximum values for Vin, Vout, and Iout to ensure safe operation.

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LT1123CZ#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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