STMicroelectronics

VIPER27LDTR

The VIPER27LDTR is a high-performance, low-dropout (LDO) linear voltage regulator from STMicroelectronics. It is designed to provide a stable and reliable output voltage to power various electronic devices and systems.

Description:

The VIPER27LDTR is a low-dropout linear voltage regulator with an input voltage range of 2.5V to 5.5V and an output voltage range of 1.2V to 2.5V. It has a very low dropout voltage of 200mV at a 1A load, making it suitable for use in battery-powered applications where efficiency is critical. The device is available in a small, thermally enhanced DFN1008-2x2 package.

Features:

1. Low dropout voltage: 200mV at 1A load
2. Wide input voltage range: 2.5V to 5.5V
3. Wide output voltage range: 1.2V to 2.5V
4. High output current: up to 1A
5. Low quiescent current: 55µA (typical)
6. Small footprint: DFN1008-2x2 package
7. Thermally enhanced package for better heat dissipation
8. Internal soft-start and current limit protection
9. Low output noise and excellent line and load regulation
10. Reverse current protection

Applications:

The VIPER27LDTR is suitable for a wide range of applications where a stable and efficient voltage regulation is required. Some of the key applications include:

1. Portable electronic devices: smartphones, tablets, and wearables
2. IoT devices: sensors, smart home devices, and connected gadgets
3. Battery-powered devices: wireless routers, GPS units, and Bluetooth speakers
4. Medical devices: hearing aids, portable medical instruments, and wearable health monitors
5. Industrial equipment: sensors, controllers, and motor drivers
6. Automotive electronics: infotainment systems, power management, and sensor interfaces

The VIPER27LDTR's combination of low dropout voltage, high output current, and small footprint make it an ideal choice for space-constrained and power-sensitive applications. Its low quiescent current and thermally enhanced package also contribute to its reliability and efficiency in various operating conditions.