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LP5812ADSDR - Texas Instruments

Description: LED Lighting Drivers 4 CHANNEL FLEXLED DRIVER

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Symbol
LP5812ADSDR - Texas Instruments - PCB symbol
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PCB Footprints
LP5812ADSDR - Texas Instruments PCB footprint - Small Outline No-lead - Small Outline No-lead - DSD0008B
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3D Models
LP5812ADSDR - Texas Instruments - 3D model - Small Outline No-lead - DSD0008B
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LP5812ADSDR Details

  • Manufacturer Part Number:

    LP5812ADSDR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Display Mode:

    DOT MATRIX

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    S-PDSO-N8

  • JESD-609 Code:

    e4

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Channels:

    12

  • Number of Functions:

    1

  • Number of Segments:

    12

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC8,.12,25

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    0.65 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    3.6 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    2.7 V

  • Supply Voltage1-Nom:

    3.6 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

  • fmax-Min:

    0.1 MHz

LP5812ADSDR Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a compact layout with the input and output capacitors placed close to the device, and the feedback resistors placed close to the output pin. A 4-layer PCB with a solid ground plane is also recommended to minimize noise and EMI.
  • To ensure stability, ensure that the output capacitor has a low ESR, and the feedback resistors are chosen to provide a stable gain. Additionally, a small capacitor (e.g. 10nF) can be added in parallel with the feedback resistors to improve stability. Also, make sure to follow the recommended layout and placement guidelines.
  • The LP5812ADSDR can handle input voltages up to 15V, but it's recommended to limit the input voltage to 12V to ensure reliable operation and to prevent damage to the device.
  • The LP5812ADSDR is rated for operation up to 125°C, but the device's performance and reliability may degrade at high temperatures. It's recommended to derate the output current and voltage at high temperatures to ensure reliable operation.
  • The output voltage ripple can be calculated using the formula: ΔVout = (Iout * ESR) / (f * Cout), where Iout is the output current, ESR is the equivalent series resistance of the output capacitor, f is the switching frequency, and Cout is the output capacitance.

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LP5812ADSDR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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