Overview
The LM3674MFX-ADJ/NOPB is a high-efficiency, step-down DC-DC converter manufactured by Texas Instruments. Designed for portable and battery-powered applications, this product falls under the category of voltage regulators. It is particularly suited for devices requiring compact power solutions with minimal power loss. The LM3674MFX-ADJ/NOPB stands out for its adjustable output voltage, high efficiency, and small form factor, making it a competitive choice for modern electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 2.7 to 5.5 | V | |
| Output Voltage Range | 0.8 to VIN | V | Adjustable |
| Output Current | 1 | A | |
| Switching Frequency | 1.6 | MHz | |
| Efficiency | Up to 95 | % | |
| Operating Temperature Range | -40 to 85 | °C | |
| Package | SOT-23-5 | ||
| Load Regulation | ±0.5 | % | |
| Line Regulation | ±0.2 | % | |
| Shutdown Current | <1 | µA |
Key Features
- High efficiency up to 95% for extended battery life.
- Adjustable output voltage for versatile applications.
- Compact SOT-23-5 package for space-constrained designs.
- Low shutdown current (<1 µA) for power-saving modes.
- Integrated over-temperature and over-current protection.
Applications
The LM3674MFX-ADJ/NOPB is widely used in portable electronics, such as smartphones, tablets, and wearable devices, where efficient power management is critical. It is also suitable for IoT devices, portable medical equipment, and other battery-powered applications. Its small size and high efficiency make it ideal for designs requiring minimal power loss and compact form factors.
Q & A
1. What is the input voltage range of the LM3674MFX-ADJ/NOPB?
The input voltage range is 2.7V to 5.5V.
2. Is the output voltage adjustable?
Yes, the output voltage is adjustable from 0.8V to VIN.
3. What is the maximum output current?
The maximum output current is 1A.
4. What is the switching frequency?
The switching frequency is 1.6 MHz.
5. What is the efficiency of this converter?
The efficiency can reach up to 95%.
6. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
7. What package does the LM3674MFX-ADJ/NOPB use?
It uses a SOT-23-5 package.
8. Does it have over-temperature protection?
Yes, it includes integrated over-temperature protection.
9. What is the shutdown current?
The shutdown current is less than 1 µA.
10. What are typical applications for this converter?
Typical applications include smartphones, tablets, wearable devices, IoT devices, and portable medical equipment.
