STMicroelectronics

ST890CDR

ST890CDR Description

The ST890CDR is a high-performance, general-purpose power switch designed and manufactured by STMicroelectronics. This P-channel MOSFET switch is designed to handle a maximum output current of 1.2A and operates within a voltage range of 2.7V to 5.5V. The device is surface-mountable and is offered in a tape and reel packaging, making it suitable for automated assembly processes. With a 1:1 input-to-output ratio and an on/off interface, the ST890CDR provides a simple and efficient solution for power distribution and load driving applications.

ST890CDR Features

• High-Side Output Configuration: The ST890CDR is designed for high-side switching applications, allowing it to control the power flow in a circuit more effectively.
• Current Limiting and Over-Temperature Protection: The device features current limiting (adjustable) and over-temperature fault protection, ensuring safe operation and preventing damage to the switch or connected components.
• Low Rds(on): With a typical Rds(on) of 75mOhm, the ST890CDR offers low on-resistance, reducing power dissipation and improving efficiency.
• Moisture Sensitivity Level (MSL) 1: The device has an MSL rating of 1, indicating that it can be stored and handled without any special precautions, making it suitable for a wide range of manufacturing environments.
• RoHS3 Compliance: The ST890CDR is compliant with the RoHS3 directive, ensuring that it meets environmental and safety standards for electronic components.
• REACH Unaffected Status: The device is not affected by the REACH regulation, which focuses on the registration, evaluation, authorization, and restriction of chemicals in products.

ST890CDR Applications

The ST890CDR is ideal for a variety of applications where efficient power distribution and load driving are required. Some specific use cases include:

1. Portable Electronics: The ST890CDR can be used in smartphones, tablets, and other portable devices to manage power distribution and control the charging of batteries.
2. Automotive Applications: The device can be used in automotive systems for power management, such as controlling the power flow to various electronic components in the vehicle.
3. Industrial Control Systems: The ST890CDR can be employed in industrial control systems to manage power distribution and protect sensitive components from overcurrent and over-temperature conditions.
4. Power Supplies: The device can be used in power supply designs to control the output voltage and current, ensuring stable and efficient power delivery to connected loads.

Conclusion of ST890CDR

The ST890CDR from STMicroelectronics is a versatile and reliable power switch that offers a range of features and benefits for power distribution and load driving applications. With its high-side output configuration, current limiting and over-temperature protection, and low Rds(on), the ST890CDR is an excellent choice for designers looking to improve the efficiency and safety of their electronic systems. Its RoHS3 compliance and REACH unaffected status further enhance its appeal for use in a wide range of applications, making it a valuable component in the electronics industry.