Overview
The LM5158QRTERQ1, manufactured by Texas Instruments, is a high-performance automotive-grade DC/DC switching regulator designed for a wide range of applications. This device is part of the LM5158-Q1 family, which is compliant with the AEC-Q100 standard, ensuring reliability and performance in automotive environments. It features a wide input voltage range, high efficiency, and advanced control mechanisms, making it suitable for automotive battery applications and other high-voltage systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage (Min) | 1.5 | V | |
| Input Voltage (Max) | 60 | V | |
| Output Voltage (Min) | 2 | V | |
| Output Voltage (Max) | 83 | V | |
| Switch Current Limit (Typ) | 3.75 | A | |
| Switching Frequency (Min) | 100 | kHz | |
| Switching Frequency (Max) | 2200 | kHz | |
| Quiescent Current (Typ) | 0.67 | mA | |
| Operating Temperature | -40 to +125 | °C |
Key Features
- Wide input voltage range from 1.5V to 60V
- High efficiency with advanced control mechanisms
- Compliant with AEC-Q100 standard for automotive applications
- Integrated features like Enable, Frequency Synchronization, and Power Good
- Low quiescent current for reduced power consumption
Applications
The LM5158QRTERQ1 is ideally suited for automotive battery applications, where it can handle the wide voltage range and provide stable power conversion. It is also used in industrial and consumer electronics for power management solutions, thanks to its high efficiency and compact design. Additionally, its robust features make it a reliable choice for high-voltage systems in various fields.
Q & A
1. What is the input voltage range of the LM5158QRTERQ1?
The input voltage range is from 1.5V to 60V.
2. Is the LM5158QRTERQ1 suitable for automotive applications?
Yes, it is compliant with the AEC-Q100 standard, making it suitable for automotive environments.
3. What is the maximum output voltage of this device?
The maximum output voltage is 83V.
4. Does the LM5158QRTERQ1 support frequency synchronization?
Yes, it supports frequency synchronization.
5. What is the typical quiescent current of the LM5158QRTERQ1?
The typical quiescent current is 0.67mA.
6. Can this device operate in high-temperature environments?
Yes, it can operate in temperatures ranging from -40°C to +125°C.
7. What is the switch current limit of the LM5158QRTERQ1?
The switch current limit is typically 3.75A.
8. Is the LM5158QRTERQ1 available in a compact package?
Yes, it is available in a compact QFN package.
9. Does this device support spread spectrum modulation?
Yes, it supports spread spectrum modulation to reduce EMI.
10. What are the typical applications of the LM5158QRTERQ1?
Typical applications include automotive battery systems, industrial power management, and consumer electronics.
