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LTC2951CDDB-1#TRMPBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC2951CDDB-1#TRMPBF - Power Management IC, Push Button On/Off Controller, 2.7 V to 26.4 V input, DFN-8

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LTC2951CDDB-1#TRMPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2951CDDB-1#TRMPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - 8-Lead Plastic DFN (3mm × 2mm)
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LTC2951CDDB-1#TRMPBF - Analog Devices - 3D model - Small Outline No-lead - 8-Lead Plastic DFN (3mm × 2mm)
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LTC2951CDDB-1#TRMPBF Details

  • Manufacturer Part Number:

    LTC2951CDDB-1#TRMPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 2 MM, LEAD FREE, PLASTIC, MO-229WEED-1, DFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1702

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    PUSHBUTTON ON/OFF CONTROLLER

  • JESD-30 Code:

    R-PDSO-N8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    26.4 V

  • Supply Voltage-Min (Vsup):

    2.7 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    2 mm

LTC2951CDDB-1#TRMPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2951CDDB-1#TRMPBF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and EMI. A 4-layer PCB with a dedicated power plane and a separate ground plane is recommended.
  • To ensure proper power-up and configuration, the EN pin should be driven high after the input voltage has reached the minimum operating voltage (VCC > 2.7V). The device will then power up and configure itself according to the settings programmed into the EEPROM. A power-on reset circuit can be used to ensure a clean power-up sequence.
  • The maximum allowed voltage on the VCC pin is 5.5V. To protect the device from overvoltage, a voltage clamp or a transient voltage suppressor (TVS) can be used to limit the voltage to within the recommended range. A fuse or a current-limiting resistor can also be used to prevent damage from overcurrent conditions.
  • To troubleshoot issues with the LTC2951CDDB-1#TRMPBF, start by verifying the input voltage and power-up sequence. Check the EN pin and the voltage on the VCC pin. Use a logic analyzer or oscilloscope to monitor the device's activity and identify any anomalies. Consult the datasheet and application notes for guidance on troubleshooting specific issues.
  • The LTC2951CDDB-1#TRMPBF is rated for operation up to 125°C. However, the device's performance and accuracy may degrade at high temperatures. Ensure that the device is properly heatsinked and that the thermal design is adequate to prevent overheating. Consult the datasheet for thermal characteristics and derating information.

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LTC2951CDDB-1#TRMPBF 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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