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LDK120M15R - STMicroelectronics

Description: Input voltage from 1.9 to 5.5 V  Very low dropout voltage (100 mV typ. at 100 mA load)  Low quiescent current (max. 100 µA, 1 µA in OFF mode)  Very low noise  Output voltage tolerance: ± 2.0% @ 25 °C  200 mA guaranteed output current  Wide range of fixed output voltages available on request: from 0.8 V to 3.5 V with 100 mV step  Adjustable version: from 0.8 V to VIN-Vdrop  Logic-controlled electronic shutdown  Compatible with ceramic capacitor COUT = 1 µF  Internal current and therma

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LDK120M15R - STMicroelectronics - PCB symbol
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PCB Footprints
LDK120M15R - STMicroelectronics PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - SOT23-5L**
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3D Models
LDK120M15R - STMicroelectronics - 3D model - SOT23 (5-Pin) - SOT23-5L**
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LDK120M15R Details

  • Manufacturer Part Number:

    LDK120M15R

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOT-23, 5 PIN

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    16 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    8

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    0.4 V

  • Input Voltage Absolute-Max:

    7 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    1.9 V

  • JESD-30 Code:

    R-PDSO-G5

  • Length:

    2.95 mm

  • Line Regulation-Max:

    0.0027%

  • Load Regulation-Max:

    0.01791%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.2 A

  • Output Voltage1-Max:

    1.545 V

  • Output Voltage1-Min:

    1.455 V

  • Output Voltage1-Nom:

    1.5 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

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    BCD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Voltage Tolerance-Max:

    3%

  • Width:

    1.6 mm

LDK120M15R Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN4979, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The selection of input and output capacitors depends on the specific application requirements, such as voltage rating, capacitance value, and ESR. STMicroelectronics recommends using X7R or X5R ceramic capacitors with a voltage rating of at least 25V and a capacitance value of 10uF to 22uF for the input capacitor, and 10uF to 47uF for the output capacitor.
  • The maximum ambient temperature range for LDK120M15R is -40°C to 150°C, but the device can operate up to 175°C with derating. It's essential to ensure proper thermal management and heat sinking to prevent overheating and ensure reliable operation.
  • STMicroelectronics recommends using an external overcurrent protection circuit, such as a sense resistor and a comparator, to detect overcurrent conditions and shut down the device. The application note AN4979 provides a detailed example of an overcurrent protection circuit.
  • STMicroelectronics recommends a soldering profile with a peak temperature of 260°C to 270°C, a dwell time of 30 seconds to 60 seconds, and a cooling rate of 4°C/s to 6°C/s. It's essential to follow the recommended soldering profile to prevent damage to the device.

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LDK120M15R 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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