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L9960

L9960 Description

The L9960 from STMicroelectronics is a high-performance half-bridge driver IC designed for inductive, capacitive, and resistive loads. It integrates Power MOSFET technology with an SPI interface, offering precise control and diagnostics for automotive and industrial applications. Operating within a 4.5V to 5.5V supply range and supporting load voltages up to 28V, this driver ensures robust performance in demanding environments. With a low Rds(ON) of 400mΩ (LS + HS), it minimizes power losses, enhancing efficiency. Packaged in a surface-mount PWRSSO36 format, the L9960 is RoHS3 compliant and meets automotive-grade reliability standards (AEC-Q100 qualified).

L9960 Features

• Slew Rate Controlled: Reduces EMI and switching noise for cleaner operation.
• Fault Protection: Integrated over-temperature and short-circuit protection enhances system safety.
• SPI Interface: Enables advanced diagnostics and real-time monitoring.
• Automotive-Grade: Compliant with stringent automotive requirements (AEC-Q100).
• Low Rds(ON): 400mΩ combined high-side + low-side resistance for efficient power handling.
• Wide Load Voltage Range: Supports 4.5V to 28V, making it versatile for diverse applications.
• REACH Unaffected & MSL3: Suitable for long-term storage (168 hours at MSL3).

L9960 Applications

The L9960 excels in general-purpose and automotive systems, including:

• DC Motor Control: Precision driving for actuators and pumps.
• Solenoid Drivers: Reliable switching for inductive loads.
• Power Distribution Units (PDUs): Efficient high-current switching.
• LED Drivers: Stable operation for capacitive loads.
• Industrial Automation: Robust performance in harsh environments.

Conclusion of L9960

The L9960 stands out as a high-efficiency, SPI-controlled half-bridge driver with automotive-grade reliability. Its slew rate control, fault protection, and low Rds(ON) make it ideal for noise-sensitive and high-current applications. Whether in automotive systems, industrial controls, or power management, the L9960 delivers superior performance, diagnostics, and durability, positioning it as a top choice for engineers seeking a versatile and robust driver solution.