Microchip MCP1700 1.8V LDO Voltage Regulator SOT-23

The Microchip MCP1700 1.8V LDO Voltage Regulator is a CMOS low dropout positive voltage regulator that delivers up to 250 mA of output current, with an input-output voltage differential of just 178 mV at full load.

Overview

With a quiescent current of 1.6 µA typical, the regulator is well suited to battery-powered applications, where it can help extend battery operating life. It is stable with a 1 µF ceramic output capacitor, supporting compact designs. Output voltage accuracy is ±0.4% typical, providing a stable and precise 1.8 V output for a wide range of electronic circuits.

Protection and Compatibility

The regulator includes short-circuit protection and over-temperature protection. It is pin compatible with bipolar regulators and the TC55 series. The device is supplied in a surface-mount SOT-23 package, suited to space-constrained applications, and operates over a temperature range of -40°C to +125°C.

Key Features

• Output current: 250 mA
• Dropout voltage: 178 mV at 250 mA
• Quiescent current: 1.6 µA typical
• Output voltage accuracy: ±0.4% typical
• Stable with 1 µF ceramic output capacitor
• Overcurrent and over-temperature protection
• Short-circuit protection
• Pin compatible with bipolar regulators and TC55

Specifications

• Weight: 2 g
• Width: 3.3, Depth: 1.5, Height: 4.3

Applications

Suitable for power management, security systems, sensing instrumentation, consumer electronics, and automotive applications. Its low quiescent current and low dropout voltage make it particularly effective in battery-operated devices, where efficiency is critical.

Choose the Microchip MCP1700 1.8V LDO Voltage Regulator when a compact regulator with a 1.8 V output is needed for battery-powered designs.