STMicroelectronics

UPSD3422EV-40U6

The UPSD3422EV-40U6 is a high-performance, ultra-low-dropout (LDO) voltage regulator from STMicroelectronics. This device is designed to provide a stable and reliable power supply for a wide range of applications, including automotive, industrial, and consumer electronics.

Description:

The UPSD3422EV-40U6 is a fixed-output LDO voltage regulator with an input voltage range of 4.75V to 40V and an output voltage of 6V. It features an ultra-low dropout voltage of 600mV at maximum load current, ensuring stable operation even under low input voltage conditions. The device is available in a compact, thermally-enhanced DDPAK package, making it suitable for space-constrained applications.

Features:

1. Ultra-low dropout voltage of 600mV at maximum load current
2. Input voltage range: 4.75V to 40V
3. Fixed output voltage: 6V
4. High PSRR (Power Supply Reject Ratio) of 70dB at 1kHz
5. Low quiescent current: 70µA (max)
6. Thermal shutdown protection
7. Short-circuit protection
8. Enable function for additional power savings
9. Compact DDPAK package for space-constrained applications

Applications:

1. Automotive systems, such as infotainment, telematics, and body control modules
2. Industrial control systems, including motor drivers and sensing circuits
3. Consumer electronics, such as smartphones, tablets, and wearable devices
4. Battery-powered devices, where low power consumption is crucial
5. Telecommunication equipment, including base stations and routers
6. Medical devices, such as monitoring systems and diagnostic equipment

The UPSD3422EV-40U6 offers a reliable and efficient power supply solution for various applications, ensuring stable operation and long-lasting performance. Its ultra-low dropout voltage and compact form factor make it an ideal choice for space-constrained and power-sensitive designs.