Introduction to L9942XP1TR
The L9942XP1TR is a monolithic high-side driver developed by
STMicroelectronics. It is designed to drive a variety of loads,
including inductive, capacitive, and resistive loads. The
L9942XP1TR driver provides a reliable, high-performance platform
for designers to create innovative and efficient motor control
designs.
Features
The L9942XP1TR driver incorporates a wide range of features that
contribute to its performance and reliability:
- High-Side Driver: The driver is designed as a high-side switch that
allows the control of the positive voltage rail of the load. This
configuration makes it suitable for driving inductive, capacitive,
and resistive loads.
- Integrated Protection and Diagnostic Circuitry: The driver includes
integrated protection and diagnostic circuitry that provides
protection against over-temperature, over-current, and
short-circuit conditions. It also features a diagnostic feedback
circuit that provides information on the status of the driver
itself.
- Low On-Resistance: The driver features low on-resistance of 150
mohms, enabling efficient power delivery and minimizing losses in
the power system.
- Wide Input Voltage Range: The driver is designed to operate in a
wide input voltage range of 4.5V to 40V, making it suitable for use
with a variety of power sources.
- RoHS Compliant: The driver is compliant with the Restriction of
Hazardous Substances (RoHS) directive, ensuring environmental
safety and compliance with regulatory requirements.
Specifications
The following table provides an overview of the key specifications
for the L9942XP1TR driver:
| Parameter | Value |
|---|
| Input Voltage Range | 4.5V to 40V |
| Maximum Output Current | 1A |
| On-Resistance | 150 mohms |
| Quiescent Current | 10 µA |
| Operating Temperature Range | -40°C to +150°C |
| Over-Temperature Protection | Yes |
| Short-Circuit Protection | Yes |
| Under-Voltage Lockout | Yes |
| Package | PowerSSO-12 (Exposed Pad) |
Conclusion
The L9942XP1TR driver from STMicroelectronics offers high
performance, diagnostic feedback, and advanced features
specifically tailored for use in a wide range of industrial and
automotive motor control applications. With its high-side driver
configuration, integrated protection and diagnostic circuitry, and
low on-resistance, it provides a reliable platform for a wide range
of motor control designs.
Whether you're developing industrial or automotive motor control
systems, the L9942XP1TR driver delivers the capabilities needed to
meet your project requirements. With its wide input voltage range,
low quiescent current, and RoHS compliance, it enables you to
create innovative motor control designs that excel in performance,
reliability, and environmental safety.
STMicroelectronics provides a complete suite of development tools,
including reference designs, evaluation boards, and software
libraries, to support designers throughout the development process.
These tools streamline the design process, allowing you to
efficiently bring your motor control projects to life.
To learn more about the L9942XP1TR driver, refer to the datasheet
and application note provided by STMicroelectronics. These
resources offer detailed information on the driver's
specifications, electrical characteristics, and application
details.
Choose the L9942XP1TR driver for your high-performance industrial
and automotive motor control projects, and leverage its advanced
features, diagnostic feedback, and low on-resistance to create
cutting-edge motor control designs. With its exceptional
performance and functionality, it empowers you to bring your ideas
to life and drive innovation in the field of motor control.
