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LTC2946HDE-1#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC2946HDE-1#PBF - RAIL/RAIL SYSTEM MONITOR, 100V, DFN-16

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LTC2946HDE-1#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2946HDE-1#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DE Package 16-Lead Plastic DFN (4mm × 3mm)
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3D Models
LTC2946HDE-1#PBF - Analog Devices - 3D model - Small Outline No-lead - DE Package 16-Lead Plastic DFN (4mm × 3mm)
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LTC2946HDE-1#PBF Details

  • Manufacturer Part Number:

    LTC2946HDE-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1732

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    MNL RST:N;PW FL IO:N;PRG RST DLY:N;WD:N;WDO:N;WWD:N

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    R-PDSO-N16

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SON

  • Package Equivalence Code:

    SOLCC16,.12,18

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    1.3 mA

  • Supply Voltage-Max (Vsup):

    100 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    48 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.45 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +1.3V

  • Width:

    3 mm

LTC2946HDE-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2946HDE-1#PBF involves keeping the high-frequency switching nodes (VIN, VOUT, and SW) away from sensitive analog nodes (SENSE+, SENSE-, and VCC). Use a solid ground plane, and keep the input and output capacitors close to the IC. A 4-layer PCB with a dedicated power plane is recommended.
  • To ensure accurate current sensing, use a low-value sense resistor (RSENSE) and place it as close to the IC as possible. Ensure that the sense lines are routed away from noisy signals and that the sense resistor is not shared with other circuits. Also, make sure to follow the recommended layout guidelines for the sense lines and RSENSE.
  • The LTC2946HDE-1#PBF is rated for operation from -40°C to 125°C ambient temperature. However, the device's performance and reliability may degrade at extreme temperatures. It's essential to ensure proper thermal management and heat sinking to maintain a safe operating temperature.
  • The LTC2946HDE-1#PBF is a surface-mount device and can be susceptible to vibration-induced failures. To ensure reliability in high-vibration environments, use a robust PCB design, secure the device with a suitable adhesive or underfill, and consider using a vibration-dampening material or potting compound.
  • To troubleshoot issues with the LTC2946HDE-1#PBF, start by verifying the input voltage, output voltage, and current sense signals. Check for proper PCB layout, component values, and soldering quality. Use an oscilloscope to inspect the switching waveforms and look for signs of oscillation or instability. Consult the datasheet and application notes for guidance on specific troubleshooting techniques.

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LTC2946HDE-1#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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Part Image LTC2946HDE-1#PBF Linear Technology

Voltage Supervisor/Reset IC, Adjustable, 3 Channel, +1.3V, CMOS, PDSO16