Overview
The LM5007SD/NOPB is a high-efficiency, 0.5A step-down (buck) switching regulator produced by Texas Instruments. Designed for automotive and industrial applications, this component integrates an 80V, 0.7A N-channel MOSFET, making it suitable for high-voltage environments. Its compact SSOP-28 package and advanced features such as constant on-time control, thermal shutdown, and smart current limiting make it a reliable choice for power management solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 9V to 75V | V | |
| Output Current | 0.5A | A | |
| Switching Frequency | Constant On-Time Control | Hz | Frequency varies with input voltage |
| Output Voltage | Adjustable | V | Configurable via external resistors |
| Package | SSOP-28 | Compact and thermally efficient | |
| Operating Temperature | -40°C to +125°C | °C | Suitable for harsh environments |
| Protection Features | Thermal Shutdown, UVLO, Current Limiting | Ensures safe operation |
Key Features
- Integrated 80V, 0.7A N-channel MOSFET for high-voltage applications.
- Constant on-time control for stable frequency operation across varying loads.
- Thermal shutdown and undervoltage lockout (UVLO) for enhanced safety.
- Compact SSOP-28 package suitable for space-constrained designs.
- Smart current limiting with load-dependent shutdown time for short-circuit protection.
Applications
The LM5007SD/NOPB is widely used in automotive, industrial, and consumer electronics applications. In automotive systems, it is ideal for powering infotainment systems, lighting, and sensors. Industrial applications include motor control, factory automation, and power supplies. Its high efficiency and robust design also make it suitable for battery-powered devices and portable electronics.
Q & A
What is the input voltage range of the LM5007SD/NOPB?
The input voltage range is 9V to 75V.
What is the maximum output current?
The maximum output current is 0.5A.
Does the LM5007SD/NOPB have thermal protection?
Yes, it features thermal shutdown protection.
What type of control scheme does it use?
It uses a constant on-time control scheme.
Is the output voltage adjustable?
Yes, the output voltage is adjustable via external resistors.
What is the operating temperature range?
It operates from -40°C to +125°C.
What package does the LM5007SD/NOPB come in?
It is available in an SSOP-28 package.
Can it be used in automotive applications?
Yes, it is suitable for automotive applications.
Does it have short-circuit protection?
Yes, it features smart current limiting for short-circuit protection.
What is the switching frequency?
The switching frequency varies with input voltage due to constant on-time control.
