REF5010

現行

10V、3-µVpp/V 雜訊、3-ppm/°C 漂移精密串聯電壓參考

現在提供此產品的更新版本

open-in-new 比較替代產品
功能相同,但引腳輸出與所比較的產品不同
REF70 現行 具有低雜訊和低偏移的超高精度電壓參考 REF70 offers 10x lower noise (0.23 ppm), better drift performance (2 ppm/°C) and 28-ppm long-term drift in a humidity-resistant ceramic package.

產品詳細資料

VO (V) 10 Initial accuracy (max) (%) 0.05 Temp coeff (max) (ppm/°C) 3 Vin (min) (V) 10.2 Vin (max) (V) 18 Iq (typ) (mA) 0.8 Rating Catalog Features TRIM/NR pin LFN 0.1 to 10 Hz (typ) (µVPP) 30 Iout/Iz (max) (mA) 10 Operating temperature range (°C) -40 to 125
VO (V) 10 Initial accuracy (max) (%) 0.05 Temp coeff (max) (ppm/°C) 3 Vin (min) (V) 10.2 Vin (max) (V) 18 Iq (typ) (mA) 0.8 Rating Catalog Features TRIM/NR pin LFN 0.1 to 10 Hz (typ) (µVPP) 30 Iout/Iz (max) (mA) 10 Operating temperature range (°C) -40 to 125
SOIC (D) 8 29.4 mm² 4.9 x 6 VSSOP (DGK) 8 14.7 mm² 3 x 4.9
  • Low temperature drift:
    • High-grade: 3 ppm/°C (maximum)
    • Standard-grade: 8 ppm/°C (maximum)
  • High accuracy:
    • High-grade: 0.05% (maximum)
    • Standard-grade: 0.1% (maximum)
  • Low noise: 3 µV PP/V
  • Excellent long-term stability:
    • 22 ppm after first 1000 hours (SOIC-8)
    • 50 ppm after first 1000 hours (VSSOP-8)
  • High-output current: ±10 mA
  • Temperature range: –40°C to 125°C
  • Low temperature drift:
    • High-grade: 3 ppm/°C (maximum)
    • Standard-grade: 8 ppm/°C (maximum)
  • High accuracy:
    • High-grade: 0.05% (maximum)
    • Standard-grade: 0.1% (maximum)
  • Low noise: 3 µV PP/V
  • Excellent long-term stability:
    • 22 ppm after first 1000 hours (SOIC-8)
    • 50 ppm after first 1000 hours (VSSOP-8)
  • High-output current: ±10 mA
  • Temperature range: –40°C to 125°C

The REF50xx is a family of low-noise, low-drift, very high precision voltage references. These references are capable of both sinking and sourcing current, and have excellent line and load regulation.

Excellent temperature drift (3 ppm/°C) and high accuracy (0.05%) are achieved using proprietary design techniques. These features, combined with very low noise, make the REF50xx family an excellent choice for use in high-precision data acquisition systems.

Each reference voltage is available in both high grade (REF50xxIDGK and REF50xxID) and standard grade (REF50xxAIDGK and REF50xxAID). The reference voltages are offered in 8-pin VSSOP and SOIC packages, and are specified from –40°C to 125°C.

The REF50xx is a family of low-noise, low-drift, very high precision voltage references. These references are capable of both sinking and sourcing current, and have excellent line and load regulation.

Excellent temperature drift (3 ppm/°C) and high accuracy (0.05%) are achieved using proprietary design techniques. These features, combined with very low noise, make the REF50xx family an excellent choice for use in high-precision data acquisition systems.

Each reference voltage is available in both high grade (REF50xxIDGK and REF50xxID) and standard grade (REF50xxAIDGK and REF50xxAID). The reference voltages are offered in 8-pin VSSOP and SOIC packages, and are specified from –40°C to 125°C.

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類型 標題 日期
* Data sheet REF50xx Low-Noise, Very Low Drift, Precision Voltage Reference datasheet (Rev. K) PDF | HTML 2023年 6月 15日
Application note Voltage Reference Selection and Design Tips For Data Converters (Rev. B) PDF | HTML 2024年 1月 9日
Application note Analog Time Gain Control (ATGC) Solutions for TI’s Ultrasound AFE PDF | HTML 2023年 5月 18日
Application note Stacking the REF50xx for High-Voltage References (Rev. B) PDF | HTML 2023年 4月 25日
E-book Tips and tricks for designing with voltage references (Rev. A) 2021年 5月 7日
Application note Long-Term Drift in Voltage References PDF | HTML 2021年 3月 25日
Application note Low-Noise Negative Reference Design with REF5025 2019年 12月 1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
Application brief Level Shifting Signals With Differential Amplifiers (Rev. A) 2018年 4月 2日

設計與開發

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使用指南: PDF
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模擬型號

REF5010 PSpice Model (Rev. A)

SLIM178A.ZIP (38 KB) - PSpice Model
模擬型號

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SLIM177A.TSC (127 KB) - TINA-TI Reference Design
模擬型號

REF5010 TINA-TI Spice Model (Rev. A)

SLIM176A.ZIP (7 KB) - TINA-TI Spice Model
模擬工具

PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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The TIDA-01427 reference design provides a solution for differential signal chain used for generating a time-varying control voltage (VCNTL) to drive multiple AFE devices in a parallel configuration. TI's low-noise analog front ends (AFEs) for medical ultrasound have a time gain control (TGC) (...)
Design guide: PDF
電路圖: PDF
參考設計

TIPD194 — 低雜訊精密可變電壓參考的參考設計

TIPD194 is a precision dynamic voltage reference source that is able to supply a voltage range from of ±10 V with a 16-bit resolution focusing on initial accuracy and low noise.
Design guide: PDF
電路圖: PDF
封裝 引腳 下載
SOIC (D) 8 檢視選項
VSSOP (DGK) 8 檢視選項

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  • 資格摘要
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