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REF3433-EP

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Referencia de tensión de serie de 3.3 V de baja deriva, baja potencia y huella pequeña de producto m

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REF3433-EP

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Detalles del producto

VO (V) 3.3 Initial accuracy (max) (%) 0.05 Temp coeff (max) (ppm/°C) 6 Vin (min) (V) 2.55 Vin (max) (V) 12 Iq (typ) (mA) 0.072 Rating HiRel Enhanced Product Features 4-wire output, Enable pin LFN 0.1 to 10 Hz (typ) (µVPP) 16.5 Iout/Iz (max) (mA) 10 Operating temperature range (°C) -55 to 125 Shutdown current (ISD) (typ) (µA) 2.5
VO (V) 3.3 Initial accuracy (max) (%) 0.05 Temp coeff (max) (ppm/°C) 6 Vin (min) (V) 2.55 Vin (max) (V) 12 Iq (typ) (mA) 0.072 Rating HiRel Enhanced Product Features 4-wire output, Enable pin LFN 0.1 to 10 Hz (typ) (µVPP) 16.5 Iout/Iz (max) (mA) 10 Operating temperature range (°C) -55 to 125 Shutdown current (ISD) (typ) (µA) 2.5
SOT-23 (DBV) 6 8.12 mm² 2.9 x 2.8
  • Initial accuracy: ±0.05% (maximum)
  • Temperature coefficient: 10 ppm/°C (maximum)
  • Output current: ±10 mA
  • Low quiescent current: 95 µA (maximum)
  • Wide input voltage: 12 V
  • Output 1/f noise (0.1 Hz to 10 Hz): 3.8 µVPP/V
  • Small footprint 6-pin SOT-23 package
  • Excellent long-term stability 25 ppm/1000 hrs
  • Supports defense, aerospace, and medical applications:
    • Controlled baseline
    • One assembly/test site
    • One fabrication site
    • Available extended (–55°C to 125°C) temperature range
    • Extended product life cycle
    • Extended product-change notification
    • Product traceability
  • Initial accuracy: ±0.05% (maximum)
  • Temperature coefficient: 10 ppm/°C (maximum)
  • Output current: ±10 mA
  • Low quiescent current: 95 µA (maximum)
  • Wide input voltage: 12 V
  • Output 1/f noise (0.1 Hz to 10 Hz): 3.8 µVPP/V
  • Small footprint 6-pin SOT-23 package
  • Excellent long-term stability 25 ppm/1000 hrs
  • Supports defense, aerospace, and medical applications:
    • Controlled baseline
    • One assembly/test site
    • One fabrication site
    • Available extended (–55°C to 125°C) temperature range
    • Extended product life cycle
    • Extended product-change notification
    • Product traceability

The REF34xx-EP device is a low temperature drift
(10 ppm/°C), low-power, high-precision CMOS voltage reference, featuring ±0.05% initial accuracy, low operating current with power consumption less than 95 µA. This device also offers very low output noise of 3.8 µVp-p/V, which enables its ability to maintain high signal integrity with high-resolution data converters in noise critical systems. With a small SOT-23 package, REF34xx-EP offers enhanced specifications and pin-to-pin replacement for MAX607x and ADR34xx. The REF34xx-EP family is compatible to most ADC and DAC.

Stability and system reliability are further improved by the low output-voltage hysteresis of the device and low long-term output voltage drift. The small size and low operating current of the devices (95 µA) can benefit portable and battery-powered applications.

REF34xx-EP is specified for the wide temperature range of –55°C to 125°C. Contact the TI sales representative for additional voltage options.

The REF34xx-EP device is a low temperature drift
(10 ppm/°C), low-power, high-precision CMOS voltage reference, featuring ±0.05% initial accuracy, low operating current with power consumption less than 95 µA. This device also offers very low output noise of 3.8 µVp-p/V, which enables its ability to maintain high signal integrity with high-resolution data converters in noise critical systems. With a small SOT-23 package, REF34xx-EP offers enhanced specifications and pin-to-pin replacement for MAX607x and ADR34xx. The REF34xx-EP family is compatible to most ADC and DAC.

Stability and system reliability are further improved by the low output-voltage hysteresis of the device and low long-term output voltage drift. The small size and low operating current of the devices (95 µA) can benefit portable and battery-powered applications.

REF34xx-EP is specified for the wide temperature range of –55°C to 125°C. Contact the TI sales representative for additional voltage options.
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Documentación técnica

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* Data sheet REF34xx-EP Low-Drift, Low-Power, Small-Footprint Series Voltage Reference datasheet (Rev. B) PDF | HTML 18 abr 2019
* Radiation & reliability report REF34xx-EP Reliability Report 29 ene 2019
Application note Voltage Reference Selection and Design Tips For Data Converters (Rev. B) PDF | HTML 09 ene 2024
E-book Tips and tricks for designing with voltage references (Rev. A) 07 may 2021
Application note Long-Term Drift in Voltage References PDF | HTML 25 mar 2021
White paper Simplifying Signal Chain Design for High Performance in Small Systems 22 oct 2020
Application note Precision Current Sources and Sinks Using Voltage References 30 jun 2020
Application note Low-Noise Negative Reference Design with REF5025 01 dic 2019
Application brief Voltage Reference Solutions in Motor Control Drives 29 jul 2019
E-book Voltage Supervisor and Reset ICs: Tips, Tricks and Basics 28 jun 2019
White paper Voltage reference selection basics white paper (Rev. A) 23 oct 2018

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

Modelo de simulación

REF3425 TINA-TI Reference Design

SBAM336.TSC (80 KB) - TINA-TI Reference Design
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Modelo de simulación

REF3433 TINA-TI Reference Design

SBAM354.TSC (81 KB) - TINA-TI Reference Design
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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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Pedidos y calidad

Información incluida:
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  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
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  • Lugar de fabricación
  • Lugar de ensamblaje

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