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IW1699B-05 - Renesas Electronics

Description: The iW1699B improves on the performance of Renesas' iW1699 AC/DC controller by reducing the output voltage ripple to 1% on a 12V output voltage, increasing the Vcc input voltage range up to 25V, and increasing robustness with extra protection features.The iW1699B easily meets the US DoE’s external power supply efficiency standard and the EU’s Code of Conduct, Version 5, Tier 2 external power supply standard, with no-load power consumption less than 30mW while complying with minimum active mode efficiency re

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IW1699B-05 - Renesas Electronics - PCB symbol
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IW1699B-05 - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - 8-Lead Small Outline (SOIC) Package
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IW1699B-05 - Renesas Electronics - 3D model - Small Outline Packages - 8-Lead Small Outline (SOIC) Package
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IW1699B-05 Details

  • Manufacturer Part Number:

    IW1699B-05

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • Additional Feature:

    ALSO OPERATES IN PFM AND PWM TECHNIQUE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    RESONANT CONTROL

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    89 kHz

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    3.9 mm

IW1699B-05 Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (R01AN3793EJ0100) which includes thermal vias, heat sink design, and component placement guidelines to ensure optimal thermal performance.
  • The IW1699B-05 has a built-in overcurrent protection feature that can be enabled by setting the OCP pin high. Additionally, an external overcurrent protection circuit can be implemented using a sense resistor and a comparator to detect overcurrent conditions.
  • Renesas recommends using a 10uF to 22uF ceramic capacitor with an X7R or X5R dielectric as the input capacitor. The capacitor should be placed as close as possible to the VIN pin to minimize noise and ensure stable operation.
  • The output voltage of the IW1699B-05 can be adjusted by using a resistive divider network between the VOUT pin and the GND pin. The resistors should be chosen to provide a stable output voltage within the specified range (0.8V to 3.3V).
  • The maximum ambient temperature for the IW1699B-05 is 85°C. However, the device can operate up to 105°C with derating. It's essential to ensure proper thermal design and heat sinking to maintain reliable operation.

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IW1699B-05 Overview

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