Professional IC Distribution & Technical Solutions

BTS443PAUMA1 – Manufacturer: Infineon

#### Specifications:

• Type: Smart High-Side Power Switch
• Package: TO-252 (DPAK)
• Voltage (VDS): 40V
• Continuous Current (ID): 12A
• On-Resistance (RDS(on)): 50mΩ (typical)
• Logic Level Input: 5V compatible
• Protection Features: Overload, Short-Circuit, Overtemperature, ESD
• Operating Temperature Range: -40°C to +150°C
• Switching Speed: Adjustable via external components

#### Descriptions:

The BTS443PAUMA1 is a P-channel high-side power switch designed for automotive and industrial applications. It integrates advanced protection features, making it suitable for driving resistive, inductive, and capacitive loads. The device is controlled via a logic-level input and includes diagnostic feedback for fault detection.

#### Features:

• High-Side Switch: P-channel MOSFET with integrated driver
• Low Power Dissipation: Optimized RDS(on) for efficient operation
• Protection Mechanisms:
• Overcurrent shutdown with restart
• Thermal shutdown with auto-recovery
• Reverse battery protection (with external diode)
• ESD protection (up to 4kV)
• Diagnostic Feedback: Open-drain status output for fault indication
• Automotive Qualified: AEC-Q101 compliant

This device is commonly used in automotive systems (e.g., power distribution, motor control, lighting) and industrial applications requiring robust power switching.

*(Note: Always refer to the official datasheet for detailed electrical characteristics and application guidelines.)*