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LD49100PU25RY - STMicroelectronics

Description: • AEC-Q100 qualified • Temperature range: -40 °C to 125 °C • Input voltage from 1.5 to 5.5 V • Ultra low-dropout voltage (200 mV typ. at 1 A load) • Very low quiescent current (20 µA typ. at no load, 200 µA typ. at 1 A load, 1 µA max. in off mode) • Very low-noise with no bypass capacitor (30 µVRMS at VOUT = 0.8 V) • Output voltage tolerance: ± 2.0% at 25 °C • 1 A guaranteed output current • Wide range of output voltages available on request: 0.8 V to 4.5 V with 100 mV step and adjustable from 0.8

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LD49100PU25RY - STMicroelectronics - PCB symbol
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LD49100PU25RY - STMicroelectronics PCB footprint - Small Outline No-lead - Small Outline No-lead - DFN6 (3x3) package outline-A
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LD49100PU25RY - STMicroelectronics - 3D model - Small Outline No-lead - DFN6 (3x3) package outline-A
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LD49100PU25RY Details

  • Manufacturer Part Number:

    LD49100PU25RY

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-6

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    16 Weeks

  • Date Of Intro:

    2020-09-01

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    8

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.4 V

  • Dropout Voltage1-Nom:

    0.2 V

  • Input Voltage Absolute-Max:

    7 V

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3.5 V

  • JESD-30 Code:

    S-PDSO-N6

  • Length:

    3 mm

  • Line Regulation-Max:

    0.0005%

  • Load Regulation-Max:

    0.02475%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    6

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    2.575 V

  • Output Voltage1-Min:

    2.425 V

  • Output Voltage1-Nom:

    2.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC6,.12,38

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Packing Method:

    TR, 13 INCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    0.9 mm

  • Surface Mount:

    YES

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Voltage Tolerance-Max:

    3%

  • Width:

    3 mm

LD49100PU25RY Frequently Asked Questions (FAQs)

  • STMicroelectronics provides a recommended PCB layout in the application note AN4923, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure reliable operation.
  • The input capacitor selection depends on the input voltage, output voltage, and output current. A general guideline is to choose a capacitor with a voltage rating of at least 1.5 times the input voltage, and a capacitance value between 1uF to 10uF. Consult the application note AN4923 for more detailed guidance.
  • The maximum allowed voltage drop across the LD49100PU25RY is 1.5V. Exceeding this voltage drop may affect the device's reliability and performance. Ensure that the input voltage is within the recommended range to maintain a safe operating margin.
  • The LD49100PU25RY is rated for operation up to 150°C. However, the device's performance and reliability may degrade at high temperatures. Consult the datasheet and application notes for guidance on thermal derating and heat management strategies.
  • To ensure EMC, follow the guidelines in the application note AN4923, which provides recommendations for PCB layout, component selection, and shielding. Additionally, consider using a common-mode choke and/or a ferrite bead to filter out electromagnetic interference.

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LD49100PU25RY 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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