IC Phoenix logo

Home ›  L  › L84 > LTC1778EGN#TR

LTC1778EGN#TR from LINEAR

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

LTC1778EGN#TR

Manufacturer: LINEAR

Wide Operating Range, No RSENSE Step-Down Controller

Partnumber Manufacturer Quantity Availability
LTC1778EGN#TR,LTC1778EGNTR LINEAR 970 In Stock

Description and Introduction

Wide Operating Range, No RSENSE Step-Down Controller The LTC1778EGN#TR is a high-efficiency synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** 0.8V to 5.5V (adjustable)  
- **Switching Frequency:** 550kHz (fixed)  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 16-Lead SSOP (GN)  
- **Topology:** Synchronous Buck Controller  
- **Efficiency:** Up to 95%  
- **Current Limit:** Adjustable  

### **Descriptions:**
- The LTC1778EGN#TR is designed for high-efficiency step-down DC/DC conversion, ideal for battery-powered and industrial applications.  
- It drives external N-channel MOSFETs in a synchronous rectification configuration to minimize power loss.  
- The controller operates in constant-frequency current-mode PWM for stable performance across load variations.  

### **Features:**
- **Wide Input Voltage Range:** Supports 4V to 36V operation.  
- **High Efficiency:** Synchronous rectification improves efficiency.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Low Dropout Operation:** Allows 100% duty cycle for extended battery life.  
- **Programmable Soft-Start:** Reduces inrush current.  
- **Short-Circuit Protection:** Adjustable current limit.  
- **Thermal Shutdown:** Protects against overheating.  
- **Low Quiescent Current:** 1.5mA typical when operating.  

This device is commonly used in power supplies, telecom systems, and portable electronics requiring high efficiency and wide input voltage range.  

*(Data sourced from Linear Technology/Analog Devices documentation.)*

Application Scenarios & Design Considerations

Wide Operating Range, No RSENSE Step-Down Controller

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips