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MIC28304-1YMP

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70V 3A Power Module

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Micrel Semiconductor

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General Description

Micrel¡¯s MIC28304 is synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC-to-DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor and an inductor in a single package. The MIC28304 operates over an input supply range from 4.5V to 70V and can be used to supply up to 3A of output current. The output voltage is adjustable down to 0.8V with a guaranteed accuracy of ¡À1. The device operates with programmable switching frequency from 200kHz to 600kHz.

Features

? Easy to use

? Stable with low-ESR ceramic output capacitor

? No compensation and no inductor to choose

? 4.5V to 70V input voltage

? Single-supply operation

? Power Good (PG) output

? Low radiated emission (EMI) per EN55022, Class B

? Adjustable current limit

? Adjustable output voltage from 0.9V to 24V (also limited by duty cycle)

? 200kHz to 600kHz, programmable switching frequency

? Supports safe start-up into a pre-biased output

? ¨C40¡ãC to +125¡ãC junction temperature range

? Available in 64-pin, 12mm ¡Á 12mm ¡Á 3mm QFN package

Applications

? Distributed power systems

? Industrial, medical, telecom, and automotive

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MIC28304-1YMP ²úÆ·Ïà¹ØÐͺÅ

  • MAC10
  • MAC15
  • MAC37
  • MAC4M
  • MAC5
  • MAC6A
  • MAC6B
  • MIC2807
  • MIC2810
  • MIC28303
  • MIC28303-1
  • MIC28303-1YMP
  • MIC28303-2YMP
  • MIC28304
  • MIC28304-2YMP
  • S8VS
  • S8VS_13
  • S8VS-01505
  • S8VS-01512
  • S8VS-01524
  • S8VS-03005
  • S8VS-03012
  • S8VS-03024
  • S8VS-06024
  • S8VS-09024
  • S8VS-12024
  • S8VS-18024

MicrelÏà¹Øµç·ͼ

  • Microchip
  • MICROCRYSTAL
  • MICRODC
  • MICRO-ELECTRONICS
  • MICROESYS
  • MICRO-LINEAR
  • Micron
  • MICRONAS
  • MicrOne
  • MICRONETICS
  • MICROPAC
  • Microsemi

Micrel Semiconductor

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