Overview
The LM2642MTCX/NOPB is a high-performance synchronous step-down switching controller manufactured by Texas Instruments. Designed for power management applications, this IC features a compact TSSOP-28 package and is optimized for efficiency and reliability. It is widely used in industrial, automotive, and consumer electronics where precise voltage regulation and high efficiency are critical. Its market positioning targets engineers and designers seeking robust power management solutions for complex systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage | 4.5 to 36 | V | |
| Output Voltage | 1.3 to 32.4 | V | |
| Output Current | 20 | A | |
| Switching Frequency | 200 | kHz | |
| Duty Cycle (Max) | 98.9 | % | |
| Operating Temperature | -40 to +125 | °C | |
| Package | TSSOP-28 | ||
| RoHS Compliance | Yes |
Key Features
- High-efficiency synchronous buck controller for precise voltage regulation.
- Wide input voltage range (4.5V to 36V) suitable for diverse applications.
- Supports up to 20A output current, ideal for high-power systems.
- Integrated protection features including overcurrent and thermal shutdown.
- Compact TSSOP-28 package for space-constrained designs.
Applications
The LM2642MTCX/NOPB is widely used in various fields such as industrial automation, automotive electronics, and consumer electronics. In industrial automation, it provides reliable power management for motor control systems and PLCs. In automotive applications, it ensures stable voltage supply for infotainment systems and advanced driver-assistance systems (ADAS). Additionally, it is employed in consumer electronics like gaming consoles and smart home devices, where efficiency and compact design are essential.
Q & A
1. What is the input voltage range of the LM2642MTCX/NOPB?
The input voltage range is 4.5V to 36V.
2. What is the maximum output current supported?
It supports a maximum output current of 20A.
3. What is the switching frequency of this IC?
The switching frequency is 200kHz.
4. Is the LM2642MTCX/NOPB RoHS compliant?
Yes, it is RoHS compliant.
5. What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
6. What package does the LM2642MTCX/NOPB use?
It uses a TSSOP-28 package.
7. What are the key protection features?
It includes overcurrent and thermal shutdown protection.
8. Can this IC be used in automotive applications?
Yes, it is suitable for automotive electronics.
9. What is the maximum duty cycle?
The maximum duty cycle is 98.9%.
10. Is the LM2642MTCX/NOPB suitable for high-power systems?
Yes, it is designed for high-power applications with up to 20A output current.
