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LT1171HVIQ from LINEAR

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LT1171HVIQ

Manufacturer: LINEAR

100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators

Partnumber Manufacturer Quantity Availability
LT1171HVIQ LINEAR 844 In Stock

Description and Introduction

100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators The LT1171HVIQ is a high voltage, low power switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3V to 60V  
- **Output Voltage Range:** Adjustable from 1.25V to 50V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 100kHz  
- **Efficiency:** Up to 80%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 5-Lead TO-220 (HVIQ)  

### **Descriptions:**  
- The LT1171HVIQ is a monolithic, high-efficiency switching regulator designed for step-down (buck), step-up (boost), and inverting applications.  
- It features low quiescent current (2.5mA typical), making it suitable for battery-powered systems.  
- Includes internal current limiting and thermal shutdown protection.  

### **Features:**  
- Wide input voltage range (3V to 60V)  
- Adjustable output voltage  
- Low dropout operation  
- Internal 1A switch  
- Current-mode control for improved transient response  
- Thermal shutdown protection  
- Short-circuit protection  

This regulator is commonly used in industrial, automotive, and portable applications requiring efficient power conversion.

Application Scenarios & Design Considerations

100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators
Partnumber Manufacturer Quantity Availability
LT1171HVIQ LT 166 In Stock

Description and Introduction

100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators The LT1171HVIQ is a high voltage, low power switching regulator manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- Linear Technology (now part of Analog Devices)

### **Part Number:**  
- LT1171HVIQ  

### **Description:**  
- The LT1171HVIQ is a high voltage, low power switching regulator designed for step-down (buck), step-up (boost), and inverting applications.  
- It operates over a wide input voltage range and is optimized for low power consumption.  
- The device is available in a hermetically sealed 4-lead TO-39 metal can package (HVIQ suffix).  

### **Key Features:**  
- **Input Voltage Range:** 3V to 60V  
- **Output Current:** Up to 500mA (depending on configuration)  
- **Switching Frequency:** 100kHz  
- **Low Quiescent Current:** 1.5mA typical  
- **Adjustable Output Voltage** (via external resistors)  
- **Internal 1A Switch**  
- **High Efficiency:** Up to 80%  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Hermetically Sealed Package (TO-39)**  

### **Applications:**  
- Battery-powered systems  
- High voltage regulators  
- Step-up/step-down converters  
- Negative voltage generators  

### **Package:**  
- 4-Lead TO-39 (HVIQ)  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulators

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