Overview
The LM5117QPMHE/NOPB is a high-performance, current-mode synchronous buck controller manufactured by Texas Instruments. This component is designed for applications requiring high efficiency and precise control in power management systems. It is housed in a 20-PowerTSSOP package, making it suitable for compact designs. The LM5117QPMHE/NOPB is widely used in industrial, automotive, and consumer electronics due to its robust performance and flexibility.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage | 5.5 to 65 | V | |
| Output Voltage | 0.8 to 62 | V | |
| Output Current | 20 | A | |
| Switching Frequency | 50 to 750 | kHz | |
| Duty Cycle (Max) | 98 | % | |
| Operating Temperature | -40 to 125 | °C | |
| Package | 20-TSSOP | Exposed Pad |
Key Features
- Current-mode control for precise regulation.
- Wide input voltage range from 5.5V to 65V.
- High efficiency with up to 98% duty cycle.
- Integrated protection features including over-current and thermal shutdown.
- Compact 20-TSSOP package for space-constrained applications.
Applications
The LM5117QPMHE/NOPB is ideal for a variety of applications including industrial power supplies, automotive systems, and consumer electronics. Its robust design and high efficiency make it suitable for use in environments where reliability and performance are critical. Specific applications include DC-DC converters, battery chargers, and point-of-load regulators.
Q & A
1. What is the input voltage range of the LM5117QPMHE/NOPB?
The input voltage range is from 5.5V to 65V.
2. What is the maximum output current?
The maximum output current is 20A.
3. What is the switching frequency range?
The switching frequency ranges from 50kHz to 750kHz.
4. What is the operating temperature range?
The operating temperature range is from -40°C to 125°C.
5. What package does the LM5117QPMHE/NOPB come in?
It comes in a 20-TSSOP package with an exposed pad.
6. Is the LM5117QPMHE/NOPB suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust design and high efficiency.
7. Does the LM5117QPMHE/NOPB have over-current protection?
Yes, it includes over-current protection.
8. Can the LM5117QPMHE/NOPB be used in battery chargers?
Yes, it is commonly used in battery chargers.
9. What is the duty cycle maximum?
The maximum duty cycle is 98%.
10. Is the LM5117QPMHE/NOPB RoHS compliant?
Yes, it is RoHS compliant.
