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LP5810AYBHR - Texas Instruments

Description: • Operating voltage range: – VCC range: 2.7V to 5.5V – Logic pins compatible with 1.8V, 3.3V, and 5V • 4 constant current sinks with high precision: – 0.1mA to 51mA per current sink – Device-to-device error: max ±5% – Channel-to-channel error: max ±5% – Ultra-low headroom voltage: 110mV (typ.) at 25.5mA; 210mV (typ.) at 51mA – PWM phase shift configurable for each LED • Ultra-low power consumption: – Standby: ISTB = 26μA (typical) when CHIP_EN = 0 (data retained) – Active: INOR = 0.4mA (typical

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LP5810AYBHR - Texas Instruments - PCB symbol
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LP5810AYBHR - Texas Instruments PCB footprint - BGA - BGA - LP5810AYBHR
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LP5810AYBHR Details

  • Manufacturer Part Number:

    LP5810AYBHR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DSBGA-9

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    S-PBGA-B9

  • JESD-609 Code:

    e1

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Channels:

    4

  • Number of Functions:

    1

  • Number of Segments:

    4

  • Number of Terminals:

    9

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    BGA

  • Package Shape:

    SQUARE

  • Package Style:

    GRID ARRAY

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.08 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:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    BOTTOM

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

    30

  • Width:

    6 mm

  • fmax-Min:

    0.024 MHz

LP5810AYBHR Frequently Asked Questions (FAQs)

  • Texas Instruments recommends a 2-layer PCB with a solid ground plane on the bottom layer and a thermal relief pattern around the device to minimize thermal resistance. A 4-layer PCB with a dedicated thermal layer can also be used for improved thermal performance.
  • To ensure stable output voltage regulation, it's essential to decouple the input voltage with a capacitor (e.g., 10uF) and use a feedback capacitor (e.g., 10nF) between the output and the feedback pin. Additionally, ensure the input voltage is within the recommended range (2.7V to 5.5V) and the output voltage is set within the device's capabilities (1.2V to 3.3V).
  • The LP5810AYBHR can deliver up to 150mA of output current. However, the maximum output current is dependent on the input voltage, output voltage, and thermal conditions. It's essential to consult the datasheet and perform thermal calculations to ensure the device operates within its safe operating area.
  • To protect the LP5810AYBHR from overvoltage and undervoltage conditions, use a voltage supervisor or a reset IC to monitor the input voltage and reset the device if it falls outside the recommended range. Additionally, consider using a TVS diode or a zener diode to clamp the input voltage and prevent damage from voltage spikes or transients.
  • Texas Instruments recommends using a 1uF to 10uF ceramic capacitor (X5R or X7R dielectric) as the input capacitor. The capacitor should be placed as close as possible to the device's input pin to minimize noise and ensure stable operation.

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LP5810AYBHR 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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