STMicroelectronics

ST2042BDR

ST2042BDR Description

The ST2042BDR is a high-performance power distribution switch designed and manufactured by STMicroelectronics. As an N-channel, 1:2 ratio switch, it offers a versatile solution for various applications in the electronics industry. With a maximum output current of 500mA and a load voltage range of 2.7V to 5.5V, the ST2042BDR is well-suited for managing power distribution in a wide range of devices.

ST2042BDR Features

• Output Configuration: High Side
• Product Status: Obsolete (Note: This product is no longer in production, but may still be available through distributors or as a surplus item)
• Current - Output (Max): 500mA
• REACH Status: REACH Unaffected
• Voltage - Supply (Vcc/Vdd): Not Required
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• ECCN: EAR99
• Switch Type: General Purpose
• Voltage - Load: 2.7V ~ 5.5V
• Ratio - Input:Output: 1:2
• Mounting Type: Surface Mount
• Rds On (Typ): 80mOhm
• Number of Outputs: 2
• Fault Protection: Current Limiting (Fixed), Over Temperature, UVLO
• HTSUS: 8542.39.0001
• Package: Tape & Reel (TR)
• Interface: On/Off
• Base Product Number: ST2042

ST2042BDR Applications

The ST2042BDR is ideal for applications where precise power distribution and control are required. Some specific use cases include:

1. Portable Electronics: Due to its low voltage and current capabilities, the ST2042BDR is well-suited for managing power in portable devices such as smartphones, tablets, and wearables.
2. Automotive Systems: The ST2042BDR can be used in automotive applications for managing power distribution to various electronic control units (ECUs) and sensors.
3. Industrial Control Systems: In industrial settings, the ST2042BDR can be used to control power distribution to motors, actuators, and other critical components.

Conclusion of ST2042BDR

While the ST2042BDR is an obsolete product, it still offers a reliable solution for managing power distribution in various electronic devices. Its high-side output configuration, 1:2 input-to-output ratio, and surface-mount packaging make it a versatile choice for a wide range of applications. Although it may no longer be in production, the ST2042BDR remains a valuable option for those seeking a high-performance power distribution switch with advanced fault protection features.