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LD1085V - STMicroelectronics

Description: 3 A low drop positive voltage regulator: adjustable and fixed

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LD1085V - STMicroelectronics PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220_1
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LD1085V - STMicroelectronics  - 3D model - Transistor Outline, Vertical - TO-220_1
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LD1085V Details

  • Manufacturer Part Number:

    LD1085V

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SFM

  • Package Description:

    ROHS COMPLIANT, TO-220, 3 PIN

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    5.5

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.5 V

  • Dropout Voltage1-Nom:

    1.3 V

  • JESD-30 Code:

    R-XSFM-T3

  • JESD-609 Code:

    e4

  • Length:

    10.2 mm

  • Line Regulation-Max (%/V):

    0.014

  • Load Regulation-Max(%):

    0.4%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    3 A

  • Output Voltage1-Max:

    1.275 V

  • Output Voltage1-Min:

    1.225 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    TO-220

  • Package Equivalence Code:

    SIP3,.1TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    TUBE

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Width:

    4.5 mm

LD1085V Frequently Asked Questions (FAQs)

  • The LD1085V can handle input voltages up to 30V, but it's recommended to keep it below 25V for optimal performance and reliability.
  • To ensure stability, use a minimum output capacitance of 10uF, and keep the output capacitor's ESR (Equivalent Series Resistance) below 1 ohm. Also, make sure the input capacitor is at least 1uF and has a low ESR.
  • The LD1085V requires a minimum load current of 5mA to maintain regulation. If the load current is less than 5mA, the output voltage may not be regulated properly.
  • The LD1085V is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and voltage at high temperatures to ensure reliability.
  • Use a TVS (Transient Voltage Suppressor) diode or a voltage clamp at the input to protect the LD1085V from voltage surges and spikes. This will help prevent damage to the device.

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LD1085V Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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