Maxim Integrated MAX6138BEXR33+T Voltage Reference

The MAX6138BEXR33+T is a precision, low-dropout, micro-power voltage reference from Maxim Integrated. This device offers a fixed output voltage of 3.3V, making it suitable for a wide array of applications that require a stable reference voltage. It is particularly well-suited for battery-powered devices, portable equipment, and power-sensitive applications due to its low power consumption and dropout characteristics.

With an initial accuracy of ±0.2% and a low temperature coefficient of 50ppm/°C (max), the MAX6138 ensures reliable performance over a wide temperature range. This high level of precision makes it an excellent choice for critical applications where voltage accuracy is paramount, such as data converters, portable instrumentation, and industrial control systems.

The MAX6138BEXR33+T is designed with a series of features that enhance its performance in various applications. It has a low quiescent current of 90μA (typ), which helps to conserve power in battery-operated devices. Moreover, the device is capable of sourcing and sinking current, providing additional flexibility in design. The load regulation is also noteworthy, at 0.02%/mA (max), ensuring stable output even with fluctuating loads.

This voltage reference comes in a small, 3-pin SC70 package, making it an ideal choice for space-constrained applications. The compact form factor allows designers to incorporate the MAX6138 into tight layouts without compromising on performance.

The MAX6138BEXR33+T operates over a wide supply voltage range from (VOUT + 100mV) to 12.6V, accommodating a variety of input conditions. It also features a low dropout voltage, which further enhances its efficiency by allowing operation close to the supply voltage. This minimizes power loss and improves overall system efficiency.

For applications requiring a stable voltage reference with high precision, low power consumption, and compact size, the MAX6138BEXR33+T from Maxim Integrated is an excellent choice. Its robust feature set ensures reliable operation in a broad spectrum of applications, making it a versatile component for designers looking to optimize their power management solutions.