The TDK-Lambda CC3-0503SR-E is a 3.3V 3W DC-DC converter designed for a wide range of applications. It features a wide input voltage range of 4.5V to 36V, a high efficiency of up to 90%, and a low no-load power consumption of less than 10mW. The CC3-0503SR-E also has a wide operating temperature range of -40°C to +85°C, making it suitable for use in a variety of environments. It is also RoHS compliant and has a high MTBF of 1.2 million hours.

The CC3-0503SR-E is ideal for use in a variety of applications, including industrial, medical, and automotive. It can be used to power a variety of devices, such as sensors, controllers, and displays. It is also suitable for use in battery-powered applications, as it has a low quiescent current and can operate from a wide range of input voltages. The CC3-0503SR-E is also suitable for use in distributed power architectures, as it has a wide input voltage range and can be paralleled for higher power applications.