Overview
The LM5023MMX-2/NOPB is a high-performance, high-voltage, low-side N-channel MOSFET controller manufactured by Texas Instruments (TI). This component is specifically designed for applications requiring efficient power management and control in systems such as DC-DC converters, power supplies, and motor drives. Its advanced features and robust design make it a reliable choice for engineers working on industrial, automotive, and consumer electronics projects.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 6 to 60 | V | Startup, operates down to 3V after startup |
| Oscillator Frequency | Up to 2.2 | MHz | Programmable |
| Propagation Delay | Less than 100 | ns | High-speed performance |
| Gate Drive Current | 1 | A | Peak |
| Operating Temperature | -40 to 125 | °C | Wide range |
| Package | VSSOP-10 | - | Compact design |
Key Features
- Internal 60V startup regulator for wide input voltage range.
- High-speed PWM controller with programmable oscillator frequency.
- Current mode control for simplified loop compensation and input voltage feedforward.
- Integrated features like soft start, slope compensation, and thermal shutdown.
- Compact VSSOP-10 package for space-constrained applications.
Applications
The LM5023MMX-2/NOPB is widely used in various applications, including:
- Industrial Automation: Power supplies and motor control systems.
- Automotive Electronics: DC-DC converters and battery management systems.
- Consumer Electronics: Efficient power management in devices like laptops and gaming consoles.
- Telecommunications: Power regulation in network equipment.
Q & A
1. What is the input voltage range of the LM5023MMX-2/NOPB?
The input voltage range is 6V to 60V during startup, and it can operate down to 3V after startup.
2. What is the maximum oscillator frequency?
The maximum oscillator frequency is 2.2 MHz.
3. Does it support current mode control?
Yes, it supports current mode control for simplified loop compensation.
4. What is the peak gate drive current?
The peak gate drive current is 1A.
5. What package does the LM5023MMX-2/NOPB use?
It uses a VSSOP-10 package.
6. Is thermal shutdown supported?
Yes, it includes thermal shutdown protection.
7. What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
8. Can it be used in automotive applications?
Yes, it is suitable for automotive electronics like DC-DC converters.
9. Does it have a soft start feature?
Yes, it includes a soft start feature for controlled startup.
10. What are the typical applications?
Typical applications include industrial automation, consumer electronics, and telecommunications.
