STMicroelectronics

STA1085ELA3S1

STMicroelectronics' STA1085ELA3S1 is a high-performance, low-dropout (LDO) voltage regulator designed to provide a stable and reliable power supply for a wide range of electronic applications. This device offers excellent performance in terms of output voltage accuracy, low noise, and low quiescent current, making it an ideal choice for various applications.

Description:

The STA1085ELA3S1 is a fixed-output, low-dropout voltage regulator that offers a wide input voltage range of 2.5V to 5.5V and a typical output voltage of 3.3V. It features an ultra-low dropout voltage of 250mV, ensuring stable operation even under low input voltage conditions. The device is available in a compact and space-saving SOT-23 package, making it suitable for use in portable and compact electronic devices.

Features:

1. Wide input voltage range: 2.5V to 5.5V
2. Fixed output voltage: 3.3V
3. Ultra-low dropout voltage: 250mV
4. Low quiescent current: 7µA (typical)
5. High output current capability: up to 1A
6. Low output noise: 50µVRMS (typical)
7. Excellent load and line regulation
8. Thermal shutdown protection
9. Enable function for power management
10. Compact SOT-23 package

Applications:

The STA1085ELA3S1 is suitable for a wide range of applications, including but not limited to:

1. Portable electronic devices: smartphones, tablets, and wearable devices
2. IoT devices: sensors, smart home appliances, and connected devices
3. Battery-powered devices: wireless communication modules, GPS modules, and remote controls
4. Consumer electronics: cameras, audio equipment, and gaming consoles
5. Industrial applications: motor drives, control systems, and automation equipment
6. Medical devices: wearable health monitors, diagnostic equipment, and portable medical instruments

In summary, the STA1085ELA3S1 is a versatile and reliable low-dropout voltage regulator that offers excellent performance and a wide range of applications. Its low noise, low quiescent current, and high output current capability make it an ideal choice for various electronic devices requiring a stable and efficient power supply.