Introduction to LD1117S33CTR
The LD1117S33CTR is a low-dropout voltage regulator developed by
STMicroelectronics. It is a monolithic device that provides a fixed
output voltage of 3.3V and is designed to provide a stable and
reliable power supply for a wide range of applications, including
automotive, industrial, and consumer electronics. The LD1117S33CTR
is specifically designed to deliver high performance and efficiency
in a small, surface-mount package.
Features
The LD1117S33CTR voltage regulator incorporates a wide range of
features that contribute to its performance and reliability:
- Fixed Output Voltage: The voltage regulator provides a fixed output
voltage of 3.3V, ensuring stable and reliable power supply for a
wide range of applications.
- Low Dropout Voltage: The regulator features a low dropout voltage
of 1.2V at 800mA, enabling efficient power delivery and minimizing
losses in the power system.
- Thermal Overload Protection: The regulator includes thermal
overload protection that prevents damage to the device in the event
of excessive temperature conditions.
- Short-Circuit Current Limiting: The regulator also features
short-circuit current limiting that protects the device from damage
in the event of a short circuit.
- RoHS Compliant: The regulator 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 LD1117S33CTR voltage regulator:
| Parameter | Value |
|---|
| Output Voltage | 3.3V |
| Input Voltage Range | 4.25V to 15V |
| Dropout Voltage | 1.2V (at 800mA) |
| Maximum Output Current | 800mA |
| Quiescent Current | 5mA |
| Operating Temperature Range | -40°C to +125°C |
| Thermal Overload Protection | Yes |
| Short-Circuit Current Limiting | Yes |
| Package | DPAK, D2PAK, TO-220 |
Conclusion
The LD1117S33CTR voltage regulator from STMicroelectronics offers
high performance, efficiency, and advanced features specifically
tailored for a wide range of applications. With its fixed output
voltage, low dropout voltage, thermal overload protection, and
short-circuit current limiting, it provides a reliable platform for
a wide range of power supply designs.
Whether you're developing automotive, industrial, or consumer
electronics, the LD1117S33CTR voltage regulator delivers the
capabilities needed to meet your project requirements. With its
wide input voltage range, high current capability, and RoHS
compliance, it enables you to create innovative power supply
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 power supply projects to life.
To learn more about the LD1117S33CTR voltage regulator, refer to
the datasheet and application note provided by STMicroelectronics.
These resources offer detailed information on the regulator's
specifications, electrical characteristics, and application
details.
Choose the LD1117S33CTR voltage regulator for your power supply
projects, and leverage its advanced features, high efficiency, and
reliability to create cutting-edge power supply designs. With its
exceptional performance and functionality, it empowers you to bring
your ideas to life and drive innovation in the field of power
electronics.
