Infineon Technologies

BTS5090-1EJA

BTS5090-1EJA Description

The BTS5090-1EJA from Infineon Technologies is a high-side power switch designed for automotive applications, compliant with AEC-Q100 standards. Part of the PROFET 12V series, it integrates a single-channel, 1-input/1-output configuration with an operating voltage range of 5V to 28V and a maximum output current of 3A (Typ). This surface-mount device (SMD) features a DSO EP (8-pin) package, optimized for high power dissipation (1.5W max) and low on-resistance (90mΩ max), ensuring efficient power delivery with minimal losses. Its 150°C maximum operating temperature and RoHS/ECCN compliance make it suitable for demanding environments.

BTS5090-1EJA Features

• Automotive-Grade: AEC-Q100 qualified for reliability in harsh conditions.
• Low On-Resistance: 90mΩ max reduces conduction losses, improving efficiency.
• Wide Voltage Range: Operates from 5V to 28V, ideal for 12V automotive systems.
• High Current Handling: Supports 3A continuous output current with a 20A current limit for overload protection.
• Fast Switching: 230µs max on/off times for responsive control.
• Robust Protection: Integrated features like thermal shutdown and current limiting enhance system safety.
• Compact & Reliable: DSO EP package (4.9mm x 3.9mm x 1.45mm) with exposed pad for improved thermal performance.

BTS5090-1EJA Applications

This power switch is ideal for:

• Automotive Load Control: Driving relays, LEDs, or motors in 12V/24V systems.
• Power Distribution Units (PDUs): Managing high-side switching in battery management systems (BMS).
• Industrial Automation: Controlling actuators or solenoids in factory equipment.
• Consumer Electronics: Power routing in smart home devices requiring robust protection.

Conclusion of BTS5090-1EJA

The BTS5090-1EJA excels in automotive and industrial applications with its high efficiency, rugged design, and integrated protections. Its low on-resistance, wide voltage range, and AEC-Q100 compliance make it a superior choice for high-reliability power switching. Whether for load drivers, PDUs, or industrial controls, this PROFET device delivers performance, safety, and compact integration.