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ADP7157ARDZ-03-R7 - Analog Devices

Description: LDO Voltage Regulators 3.3/5Vin 1.2A Ultra Low Noise LDO ADJ

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ADP7157ARDZ-03-R7 - Analog Devices - PCB symbol
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ADP7157ARDZ-03-R7 - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - (RD-8-1)
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ADP7157ARDZ-03-R7 - Analog Devices - 3D model - Small Outline Packages - (RD-8-1)
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ADP7157ARDZ-03-R7 Details

  • Manufacturer Part Number:

    ADP7157ARDZ-03-R7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RD-8-1

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2016-03-15

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    0.17 V

  • Dropout Voltage1-Nom:

    0.12 V

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Line Regulation-Max (%/V):

    0.1

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    1.2 A

  • Output Voltage1-Max:

    2.9 V

  • Output Voltage1-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Packing Method:

    TR, 7 INCH

  • Peak Reflow Temperature (Cel):

    260

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

ADP7157ARDZ-03-R7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ADP7157ARDZ-03-R7 involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input and output capacitors are of high quality and have low ESR. Additionally, the device should be decoupled from the power supply with a 10uF or larger capacitor.
  • The ADP7157ARDZ-03-R7 can handle input voltages up to 5.5V, but it's recommended to keep the input voltage below 5V to ensure reliable operation and to prevent damage to the device.
  • The ADP7157ARDZ-03-R7 is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and voltage at high temperatures to ensure reliable operation.
  • To troubleshoot issues with the ADP7157ARDZ-03-R7, start by checking the input voltage, output voltage, and output current. Verify that the device is properly decoupled and that the PCB layout is correct. Use an oscilloscope to check for oscillations or noise on the output. Consult the datasheet and application notes for more troubleshooting tips.

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ADP7157ARDZ-03-R7 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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