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MAXIM INTEGRATED / ANALOG DEVICES MAX6138AEXR21T Precision Voltage Reference

The MAX6138AEXR21+T from Maxim Integrated Products is a precision shunt voltage reference in a 3-pin SC-70 package. It features a fixed output voltage of 2.048V, optimized for space-constrained applications. This bandgap voltage reference offers high accuracy, with laser-trimmed resistors providing initial accuracy of 0.1% and a low temperature coefficient of 25ppm/°C. It operates with a minimum typical current of 45µA and does not require an external capacitor for stability, although it maintains stability with capacitive loads. The device exhibits low noise at 28µVRMS wideband, a reverse dynamic impedance of 0.3Ω, and excellent long-term stability of 120ppm. Suitable for portable, battery-powered devices such as cell phones, notebook computers, and industrial process controls.

Authorized Distributors
Source:Newark
Part No:MAX6138AEXR21+T
Stock:50
Inv Date:06-05-2026
Price: Unit price: $1.12
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Source:DigiKey
Part No:MAX6138AEXR21+T
Stock:1557
Inv Date:06-05-2026
Price: Unit price: $8.18
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Part No:MAX6138AEXR21+T
Stock:157
Inv Date:06-06-2026
Price: Unit price: $8.18
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Part No:MAX6138AEXR21+T
Stock:1943
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES MAX6138AEXR21T Precision Voltage Reference Specifications:

  • Package: SC70-3
  • Output Voltage: 2.048V
  • Initial Accuracy: 0.1%
  • Temperature Coefficient: 25ppm/°C
  • Operating Current: 45µA (min)
  • Wideband Noise: 28µVRMS (10Hz to 10kHz)
  • Dynamic Impedance: 0.3Ω
  • Long-term Stability: 120ppm
  • No External Capacitor Required
  • Stability with Capacitive Loads
  • Operating Temperature Range: -40°C to +85°C
  • Reverse Breakdown Voltage Tolerance: Max 2.048V
  • Reverse Dynamic Impedance guarantees stability
  • Bandgap Technology for accuracy and stability
  • Suitable for portable, battery-powered, and industrial applications

Buy the Maxim 6138AEXR21T – Reliable 2.048V Voltage Reference for Industrial Applications

Order the Maxim 6138AEXR21T precision voltage reference directly online to ensure high accuracy, low noise, and reliable performance in your portable and industrial electronic projects. This compact, 3-pin SC-70 device offers a 2.048V output, laser-trimmed for 0.1% initial accuracy, with a low temperature coefficient of 25ppm/°C. Its stable operation without external capacitors makes it ideal for space-saving designs, ensuring excellent long-term stability and low noise performance, perfect for battery-powered devices like smartphones, laptops, and industrial controls.

Buy Maxim 6138AEXR21T now and experience unmatched accuracy and stability for precision voltage reference needs in compact electronic designs.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX6138AEXR21T?

You can click on the BUY or RFQ button to purchase MAX6138AEXR21T from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX6138AEXR21T?

You can download the MAX6138AEXR21T datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX6138AEXR21T?

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