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REF30

現行

採用 SOT-23-3 封裝的 50ppm/°C 漂移、50µA Iq 串聯電壓參考

現在提供此產品的更新版本

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可直接投入的替代產品,相較於所比較的裝置,具備升級功能
最新 REF30E 現行 20 ppm/°C 漂移、24uA Iq,採用 SOT-23-3 封裝串聯電壓參考 REF30E offers 50% better initial accuracy,75% lower temperature coefficient, and 40% reduction in power consumption

產品詳細資料

Rating Catalog VO (V) 1.25, 2.048, 2.5, 3, 3.3, 4.096 Temp coeff (max) (ppm/°C) 75 Initial accuracy (max) (%) 0.2 Iout/Iz (max) (mA) 25 Vin (min) (V) 1.8 Vin (max) (V) 5.5 Iq (typ) (mA) 0.042 LFN 0.1 to 10 Hz (typ) (µVPP) 14 Operating temperature range (°C) -40 to 125
Rating Catalog VO (V) 1.25, 2.048, 2.5, 3, 3.3, 4.096 Temp coeff (max) (ppm/°C) 75 Initial accuracy (max) (%) 0.2 Iout/Iz (max) (mA) 25 Vin (min) (V) 1.8 Vin (max) (V) 5.5 Iq (typ) (mA) 0.042 LFN 0.1 to 10 Hz (typ) (µVPP) 14 Operating temperature range (°C) -40 to 125
SOT-23 (DBZ) 3 6.9204 mm² 2.92 x 2.37
  • Small industry standard footprint: SOT23-3
  • High accuracy
    • REF30E: ±0.1%
    • REF30: ±0.2%
  • Excellent temperature drift performance:
    • REF30E: 15ppm/°C
    • REF30: 75ppm/°C
  • REF30E is drop-in replacement of REF30
  • Low IQ (typical)
    • REF30E: 27µA
    • REF30: 42µA
  • High output current
    • REF30E: ±10mA
    • REF30: 25mA
  • Output voltage options
    • REF30E: 1.25V to 5V
    • REF30: 1.25V to 4.096V
  • Temperature range: -40ºC to +125ºC
  • Small industry standard footprint: SOT23-3
  • High accuracy
    • REF30E: ±0.1%
    • REF30: ±0.2%
  • Excellent temperature drift performance:
    • REF30E: 15ppm/°C
    • REF30: 75ppm/°C
  • REF30E is drop-in replacement of REF30
  • Low IQ (typical)
    • REF30E: 27µA
    • REF30: 42µA
  • High output current
    • REF30E: ±10mA
    • REF30: 25mA
  • Output voltage options
    • REF30E: 1.25V to 5V
    • REF30: 1.25V to 4.096V
  • Temperature range: -40ºC to +125ºC

The REF30 is a precision, low-power, low-dropout voltage, reference family available in a tiny 3-pin SOT-23 package. REF30E is the enhanced performance version of REF30 family which is designed for precision applications. The REF30E offers improved temperature drift and initial accuracy while operating at a lower quiescent current of 25µA.

The low power consumption and the improved precision make the REF30E very attractive for loop-powered industrial applications such as pressure and temperature transmitter and battery-powered applications. The REF30/REF30E is specified over the extended industrial temperature range of –40°C to +125°C. The REF30 is easy to use in intrinsically safe and explosion-proof applications because the REF30 does not require a load capacitor to be stable.

The REF30 is a precision, low-power, low-dropout voltage, reference family available in a tiny 3-pin SOT-23 package. REF30E is the enhanced performance version of REF30 family which is designed for precision applications. The REF30E offers improved temperature drift and initial accuracy while operating at a lower quiescent current of 25µA.

The low power consumption and the improved precision make the REF30E very attractive for loop-powered industrial applications such as pressure and temperature transmitter and battery-powered applications. The REF30/REF30E is specified over the extended industrial temperature range of –40°C to +125°C. The REF30 is easy to use in intrinsically safe and explosion-proof applications because the REF30 does not require a load capacitor to be stable.

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類型 標題 日期
* Data sheet REF30E and REF30, Low Current Voltage Reference in SOT-23-3 datasheet (Rev. K) PDF | HTML 2025年 12月 18日
Application note Voltage Reference Selection and Design Tips For Data Converters (Rev. B) PDF | HTML 2024年 1月 9日
Product overview PLC Analog Input Front-End Architectures PDF | HTML 2022年 7月 31日
E-book Tips and tricks for designing with voltage references (Rev. A) 2021年 5月 7日
Application brief Voltage Reference Solutions in Motor Control Drives 2019年 7月 29日
E-book Voltage Supervisor and Reset ICs: Tips, Tricks and Basics 2019年 6月 28日
White paper Voltage reference selection basics white paper (Rev. A) 2018年 10月 23日
Analog Design Journal Getting the most out of your instrumentation amplifier design 2005年 10月 10日

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SOT-23 (DBZ) 3 Ultra Librarian

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