IC Phoenix logo

Home ›  L  › L89 > LTC3772EDDB

LTC3772EDDB from LINEAR

Fast Delivery, Competitive Price @IC-phoenix

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

LTC3772EDDB

Manufacturer: LINEAR

Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller

Partnumber Manufacturer Quantity Availability
LTC3772EDDB LINEAR 201 In Stock

Description and Introduction

Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller The LTC3772EDDB is a high-performance synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 38V  
- **Output Voltage Range:** 0.8V to 5.5V (adjustable)  
- **Switching Frequency:** Up to 600kHz (programmable)  
- **Topology:** Synchronous Buck Controller  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** DFN-10 (3mm x 3mm)  

### **Descriptions:**  
- The LTC3772EDDB is designed for high-efficiency step-down DC/DC conversion.  
- It drives external N-channel MOSFETs for synchronous rectification.  
- Features a constant-frequency current-mode architecture for stable operation.  
- Includes adjustable soft-start and power-good indicators.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4.5V to 38V operation.  
- **High Efficiency:** Uses synchronous rectification for reduced power loss.  
- **Programmable Frequency:** Allows optimization for efficiency and component size.  
- **100% Duty Cycle Operation:** Ensures low dropout performance.  
- **Current Mode Control:** Provides fast transient response and loop stability.  
- **Adjustable Soft-Start:** Prevents inrush current at startup.  
- **Power-Good Output:** Monitors output voltage status.  
- **Thermal Shutdown:** Protects against overheating.  

This device is commonly used in industrial, automotive, and telecom applications requiring high-efficiency power conversion.

Application Scenarios & Design Considerations

Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller
Partnumber Manufacturer Quantity Availability
LTC3772EDDB LT 1023 In Stock

Description and Introduction

Micropower No RSENSE Constant Frequency Step-Down DC/DC Controller The LTC3772EDDB is a high-performance synchronous step-down DC/DC controller manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 38V  
- **Output Voltage Range:** 0.8V to 24V  
- **Switching Frequency Range:** 50kHz to 900kHz (adjustable)  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** DFN-12 (3mm x 3mm)  

### **Descriptions:**
- The LTC3772EDDB is a **current-mode synchronous buck controller** designed for high-efficiency power conversion.  
- It drives **N-channel MOSFETs** and supports **low dropout operation** with 100% duty cycle capability.  
- The device includes **adaptive non-overlap gate drive** to prevent shoot-through currents.  
- It is suitable for **battery-powered systems, industrial applications, and automotive power supplies**.  

### **Features:**
- **Wide Input Voltage Range (4.5V to 38V)**  
- **Adjustable Frequency (50kHz to 900kHz)**  
- **±1% Output Voltage Accuracy**  
- **Programmable Soft-Start**  
- **Power Good Output Indicator**  
- **Low Shutdown Current (<1µA)**  
- **Synchronizable to External Clock**  
- **Thermal Shutdown Protection**  
- **Current Mode Control for Fast Transient Response**  

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

Application Scenarios & Design Considerations

Micropower No RSENSE Constant Frequency Step-Down DC/DC 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