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LTC1159IS-5 from LINEAR

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LTC1159IS-5

Manufacturer: LINEAR

High efficiency synchronous step-down switching regulators

Partnumber Manufacturer Quantity Availability
LTC1159IS-5,LTC1159IS5 LINEAR 120 In Stock

Description and Introduction

High efficiency synchronous step-down switching regulators The LTC1159IS-5 is a high-efficiency, low-dropout (LDO) linear regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** 500mA  
- **Dropout Voltage:** 300mV (typical at full load)  
- **Input Voltage Range:** 4.5V to 20V  
- **Quiescent Current:** 1.2mA (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Line Regulation:** 0.02% (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Lead SOIC  

### **Descriptions and Features:**  
- **High Efficiency:** Low dropout voltage improves efficiency in battery-powered applications.  
- **Low Quiescent Current:** Reduces power consumption in standby mode.  
- **Thermal Protection:** Built-in thermal shutdown prevents damage from overheating.  
- **Short-Circuit Protection:** Safeguards against output shorts.  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum output capacitors.  
- **Precision Output:** Tight voltage tolerance ensures reliable performance.  
- **Wide Input Voltage Range:** Suitable for various power supply configurations.  

The LTC1159IS-5 is commonly used in portable electronics, industrial systems, and automotive applications where stable, low-noise power is required.

Application Scenarios & Design Considerations

High efficiency synchronous step-down switching regulators
Partnumber Manufacturer Quantity Availability
LTC1159IS-5,LTC1159IS5 LT 347 In Stock

Description and Introduction

High efficiency synchronous step-down switching regulators The LTC1159IS-5 is a high-efficiency, low-dropout linear regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** 500mA  
- **Dropout Voltage:** 300mV (typical at full load)  
- **Input Voltage Range:** 4.5V to 18V  
- **Quiescent Current:** 1.1mA (typical)  
- **Shutdown Current:** 10µA (typical)  
- **Load Regulation:** 0.05% (typical)  
- **Line Regulation:** 0.02% (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Lead SOIC  

### **Descriptions and Features:**  
- **High Efficiency:** Low dropout voltage minimizes power dissipation.  
- **Low Quiescent Current:** Optimized for battery-powered applications.  
- **Thermal Protection:** Includes internal thermal shutdown.  
- **Short-Circuit Protection:** Safeguards against output shorts.  
- **Adjustable Output (Other Variants):** Some versions allow adjustable output via external resistors.  
- **Stable with Low-ESR Capacitors:** Works with ceramic or tantalum capacitors.  

This regulator is designed for applications requiring stable, low-noise power with minimal heat dissipation.

Application Scenarios & Design Considerations

High efficiency synchronous step-down switching regulators

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