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LFXX

Very low drop voltage regulator with inhibit

Partnumber Manufacturer Quantity Availability
LFXX 36 In Stock

Description and Introduction

Very low drop voltage regulator with inhibit The LFXX is a series of low-dropout (LDO) voltage regulators manufactured by STMicroelectronics. These regulators are designed to provide stable output voltages with low dropout and low quiescent current, making them suitable for battery-powered applications.  

### **Key Specifications:**  
- **Output Voltage Options:** Fixed (e.g., 1.2V, 1.5V, 1.8V, 2.5V, 2.8V, 3.0V, 3.3V, 5.0V) or adjustable (LFXX adjustable variants).  
- **Output Current:** Up to 500 mA (depending on the variant).  
- **Dropout Voltage:** Typically 0.4V at full load.  
- **Input Voltage Range:** Up to 20V (varies by model).  
- **Low Quiescent Current:** Typically 1.5 mA.  
- **Protection Features:** Thermal shutdown, current limiting, and reverse polarity protection.  
- **Package Types:** TO-220, DPAK, SOT-223, and others.  

### **Descriptions and Features:**  
- **Low Dropout:** Ensures stable output even when the input voltage is close to the output voltage.  
- **Low Noise:** Suitable for noise-sensitive applications.  
- **Wide Operating Temperature Range:** Typically -40°C to +125°C.  
- **Stable with Low-ESR Capacitors:** Works reliably with ceramic or tantalum capacitors.  
- **Adjustable Versions:** Some models allow setting the output voltage via external resistors.  

These regulators are commonly used in power management for consumer electronics, industrial systems, and automotive applications.

Application Scenarios & Design Considerations

Very low drop voltage regulator with inhibit

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