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MAX8867, MAX8868
SOT23 패키지로 제공되는 저잡음, 저전압강하, 150mA 선형 레귤레이터

SOT23으로 제공되는 업계 최저 전압강하, 저잡음 150mA 레귤레이터


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전체 데이터 시트 (PDF, 560kB)
English Download this datasheet in PDF format다운로드

The MAX8867/MAX8868 low-noise, low-dropout linear regulators operate from a 2.5V to 6.5V input and deliver up to 150mA. Typical output noise for these devices is just 30µVRMS, and typical dropout is only 165mV at 150mA. The output voltage is preset to voltages in the range of 2.5V to 5.0V, in 100mV increments. The MAX8867 and MAX8868 are pin-compatible with the MAX8863 and MAX8864, except for the BP pin.

Designed with an internal P-channel MOSFET pass transistor, the MAX8867/MAX8868 maintain a low 100µA supply current, independent of the load current and dropout voltage. Other features include a 10nA logic-controlled shutdown mode, short-circuit and thermal-shutdown protection, and reverse battery protection. The MAX8868 also includes an auto-discharge function, which actively discharges the output voltage to ground when the device is placed in shutdown. Both devices come in regular and thin 5-pin SOT23 packages.

주요기능   애플리케이션/용도
  • Low Output Noise: 30µVRMS
  • Low 55mV Dropout at 50mA Output (165mV at 150mA output)
  • Low 85µA No-Load Supply Current
  • Low 100µA Operating Supply Current (Even In Dropout)
  • Thermal-Overload and Short-Circuit Protection
  • Reverse Battery Protection
  • Output Current Limit
  • Preset Output Voltages (±1.4% Accuracy)
  • 10nA Logic-Controlled Shutdown

 
  • 휴대전화
  • 무선 전화기
  • 전자 플래너
  • 핸드헬드 기기 (PDA, 팜탑)
  • 모뎀
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  • PCS 폰

    Key Specifications:   Linear Regulators
    Part Number Regulators per Pkg. Min. VIN (V) Max. VIN (V) Preset VOUT (V) Typ. VDROPOUT@ Rated ILOAD (V) Rated ILOAD (mA) Max. ICC (µA) Low Battery/ Power Fail Output POK/ Reset Output Watchdog Reverse Battery Protection Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C) Price**
    MAX8867  1 2.5 5.5 2.5 to 5.0 0.16 150 180 No No No Yes SOT-23/5 8 -40 to +85 $0.77 @ 1k
    MAX8868  $0.77 @ 1k
    See All Linear Regulators (137)
    Notes:
    **This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

    다이어그램
    MAX8867, MAX8868: Typical Operating Circuit
    일반 동작 회로

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  • 익일에 제공되는 애플리케이션 엔지니어의 제품 선택 조언
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    문서 레퍼런스 19-1302; 개정판 3; 2002-09-27
    이 페이지는 최근에 변경됨: 2007-06-01




             


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