MAX6138BEXR25+T

Noise - 0.1Hz to 10Hz:	--
Supplier Device Package:	SC-70-3
Package / Case:	SC-70, SOT-323
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Current - Cathode:	65µA
Current - Supply:	--
Voltage - Input:	--
Noise - 10Hz to 10kHz:	35µVrms
Series:	--
Temperature Coefficient:	25ppm/°C
Tolerance:	±0.2%
Current - Output:	15mA
Voltage - Output (Min/Fixed):	2.5V
Output Type:	Fixed
Reference Type:	Shunt
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The MAX6138BEXR25+T is a precision low dropout (LDO) voltage reference device from Maxim Integrated. It offers a wide range of voltage references, it offers a high output current sink and source capability, and it has a variety of output voltage options. It is designed to provide low-noise, precision voltage reference for low-power and high-power applications. It is designed to meet the needs of application fields including power management, medical and industrial controls, networking, and automotive applications.

Application Field of MAX6138BEXR25+T

The MAX6138BEXR25+T voltage references are ideal for a variety of low-power applications that require low-noise operation and precision output voltage. Its small size, wide input voltage range, and low quiescent current make it an ideal choice for portable systems such as communication and digital cameras, portable instruments, and medical applications where ultra-low power consumption is required.For battery-powered systems, the device’s low dropout voltage and high output current capabilities make it ideal for powering short duration digital loads. It is also suitable for powering devices in high power systems where noise and load transient issues are critical.Additionally, the device provides a broad range of output voltages (from 1.2V to 3.2V in 100 mV increments), so it is an ideal choice for optimizing battery life and efficiency in portable systems.

Working Principle of MAX6138BEXR25+T

The MAX6138BEXR25+T is a high-performance voltage reference with an advanced design. It features an optimized ultra-low input current to improve accuracy and enable long battery life. The device uses a precision bandgap circuit and low-leakage current diode to achieve an accurate and stable voltage reference. The low-noise charge pump reference design enables power savings and improves noise immunity.In addition, the device offers several key features such as application-specific configuration options and advanced power regulation. The power regulation feature ensures that output voltage is maintained despite changes in input supply and load. This helps to reduce power consumption and makes the device suitable for low- power applications.Furthermore, MAX6138BEXR25+T also offers an integrated high frequency noise filter to reduce line noise and minimize output voltage fluctuations. In addition, the integrated glitch-free single-wire managed on/off control feature allows the device to be turned on and off with a single wire.

Conclusion

The MAX6138BEXR25+T voltage reference device from Maxim Integrated is a precision low dropout (LDO) voltage reference suitable for a wide range of low-power applications. It offers a high output current sink and source capability, a wide input voltage range and various output voltage options. Its advanced design features an optimized ultra-low input current to improve accuracy and enable long battery life, and an integrated high frequency noise filter to reduce line noise and minimize output voltage fluctuations. With its application-specific configuration options, wide range of output voltages, and low power operation, this voltage reference is an ideal choice for high power and low-power applications.

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