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MAX1735EUK50-T

MAX1735EUK50-T Description

The MAX1735EUK50-T is a high-performance, low-dropout (LDO) negative voltage regulator from Analog Devices Inc./Maxim Integrated, designed to deliver a stable adjustable (or fixed) output voltage with a 200mA current capability. This surface-mount device, packaged in a compact SOT23-5 form factor, is optimized for applications requiring precise negative voltage regulation. With a low dropout voltage of 0.24V at 200mA and a quiescent current of just 85µA, it ensures efficient power management in battery-operated and portable systems. The regulator features enable control and robust protection mechanisms, including over-current, over-temperature, and short-circuit safeguards, enhancing system reliability.

MAX1735EUK50-T Features

• Output Configuration: Negative voltage regulator with adjustable or fixed output options.
• High Efficiency: Low dropout voltage (0.24V @ 200mA) minimizes power loss.
• Low Power Consumption: Quiescent current of 85µA and supply current of 125µA (max) extend battery life.
• Excellent Noise Rejection: 60dB PSRR at 100Hz ensures clean output in noisy environments.
• Protection Features: Integrated over-current, over-temperature, and short-circuit protection.
• Compact Design: SOT23-5 package saves board space in space-constrained applications.
• Wide Compatibility: Suitable for -5V systems and other negative voltage requirements.

MAX1735EUK50-T Applications

• Portable Electronics: Ideal for battery-powered devices like handheld instruments, medical devices, and consumer electronics.
• Industrial Systems: Provides stable negative rail for op-amps, sensors, and data acquisition systems.
• Telecommunications: Used in RF and analog circuits requiring low-noise negative voltage supplies.
• Automotive Electronics: Suitable for infotainment and control systems due to its robust protection features.
• Test & Measurement Equipment: Ensures precision voltage regulation in sensitive analog circuits.

Conclusion of MAX1735EUK50-T

The MAX1735EUK50-T stands out as a reliable, high-efficiency negative voltage regulator, offering low dropout, low quiescent current, and robust protection features. Its compact SOT23-5 package and excellent noise rejection make it ideal for portable, industrial, and telecom applications. While marked as obsolete, its performance characteristics ensure it remains a viable choice for legacy designs or systems requiring proven stability. Engineers seeking a low-power, high-performance negative LDO will find this regulator well-suited for demanding applications.