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ISL6439IRZ

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Single Sync Buck PWM Controller for Broadband Gateway Applications

IC REG CTRLR BUCK PWM VM 16-QFN

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Renesas Technology Corp

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Features

? Operates from 3.3V to 5V Input

? 0.8V to VIN Output Range

- 0.8V Internal Reference

- ¡À1.5 Over Load, Line Voltage and Temperature

? Drives N-Channel MOSFETs

? Simple Single-Loop Control Design

- Voltage-Mode PWM Control

? Fast Transient Response

- High-Bandwidth Error Amplifier

- Full 0 to 100 Duty Cycle

? Lossless, Programmable Overcurrent Protection

- Uses Upper MOSFET¡¯s rDS(on)

? Converter can Source and Sink Current

? Small Converter Size

- Internal Fixed Frequency Oscillator

- ISL6439: 300kHz

- ISL6439A: 600kHz

? Internal Soft-Start

? 14 Pin SOIC or 16 Lead 5x5 QFN

? QFN Package:

- Compliant to JEDEC PUB95 MO-220 QFN - Quad Flat

No Lead - Package Outline

- Near Chip Scale Package footprint, which improves

PCB efficiency and has a thinner profile

? Pb-free (RoHS compliant)

ISL6439IRZ²úÆ·ÊôÐÔ

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    ISL6439IRZ

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    IC REG CTRLR BUCK PWM VM 16-QFN

  • RoHS

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    ¼¯³Éµç·(IC) >> PMIC - ÎÈѹÆ÷ - DC DC Çл»¿ØÖÆÆ÷

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    Lead(SnPb) Finish for COTS Obsolescence Mitigation Program

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    2,500

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    - PWM

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    1 ƵÂÊ -

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    275kHz

  • Õ¼¿Õ±È

    50%

  • µçÔ´µçѹ

    18 V ~ 110 V

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    -40°C ~ 85°C

  • ·â×°/Íâ¿Ç

    8-SOIC£¨0.154£¬3.90mm ¿í£©

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ISL6439IRZ ²úÆ·Ïà¹ØÐͺÅ

  • ISL6421
  • ISL6431A
  • ISL6431ACB
  • ISL6431EVAL1
  • ISL6436EVAL1
  • ISL6436HIB
  • ISL6436HIB-T
  • ISL6436LIB
  • ISL6436LIB-T
  • ISL6436USBEVAL1
  • ISL6439AIBZ
  • ISL6439AIRZ
  • ISL6439CBZ
  • ISL6439EVAL1
  • ISL6439IBZ
  • ISL6540
  • ISL6540CRZ
  • ISL6540CRZA
  • ISL6540IRZA
  • ISL6551I
  • ISL6551IBZ
  • ISL6551IREC
  • ISL6551IR-TEC
  • ISL6557CB
  • ISL6557CB-T
  • ISL6560CB-T
  • ISL6560CBZ
  • ISL6560CBZ-T
  • ISL6562CB
  • ISL6562CB-T

RENESASÏà¹Øµç·ͼ

  • RESI
  • RESONAC
  • REYCONNS
  • RF
  • RFBEAM
  • RFE
  • RFHIC
  • rfm
  • RFMD
  • RFSOLUTIONS
  • RFX
  • RHOMBUS-IND

Renesas Technology Corp ÈðÈø¿Æ¼¼ÓÐÏÞ¹«Ë¾

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