IC Phoenix logo

Home ›  L  › L89 > LTC3729EG

LTC3729EG from LT

Fast Delivery, Competitive Price @IC-phoenix

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

LTC3729EG

Manufacturer: LT

550kHz/ PolyPhase/ High Efficiency/ Synchronous Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LTC3729EG LT 160 In Stock

Description and Introduction

550kHz/ PolyPhase/ High Efficiency/ Synchronous Step-Down Switching Regulator The LTC3729EG is a PolyPhase synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices).  

### **Key Specifications:**  
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage Range:** 0.8V to 5.5V  
- **Maximum Output Current:** Up to 25A per phase (configurable for multi-phase operation)  
- **Switching Frequency:** 50kHz to 600kHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 28-Lead SSOP  

### **Descriptions:**  
The LTC3729EG is designed for high-efficiency, high-current DC/DC conversion applications. It supports PolyPhase operation (2-, 3-, or 4-phase configurations) to reduce input and output ripple current while improving thermal performance. It includes MOSFET drivers and features adaptive voltage positioning for transient response optimization.  

### **Features:**  
- **PolyPhase Operation:** Reduces input/output ripple and spreads heat dissipation.  
- **Adaptive Voltage Positioning (AVP):** Enhances transient response.  
- **Adjustable Switching Frequency:** 50kHz to 600kHz.  
- **Precision Reference:** ±1% over temperature.  
- **Power Good Output:** Monitors output voltage status.  
- **Soft-Start & Current Limit:** Configurable for controlled startup and protection.  
- **Differential Remote Sensing:** Improves output voltage accuracy.  

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

Application Scenarios & Design Considerations

550kHz/ PolyPhase/ High Efficiency/ Synchronous Step-Down Switching Regulator
Partnumber Manufacturer Quantity Availability
LTC3729EG LINEAR 117 In Stock

Description and Introduction

550kHz/ PolyPhase/ High Efficiency/ Synchronous Step-Down Switching Regulator The LTC3729EG is a PolyPhase synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 36V  
- **Output Voltage Range:** 0.8V to 5.5V (adjustable)  
- **Switching Frequency:** 50kHz to 600kHz (programmable)  
- **Maximum Duty Cycle:** 100%  
- **Number of Phases:** 2 (PolyPhase operation)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 28-Lead SSOP  

### **Descriptions:**
- The LTC3729EG is a high-performance, dual-phase synchronous buck controller designed for high-current applications.  
- It uses PolyPhase architecture to reduce input and output ripple current, improving efficiency and thermal performance.  
- The controller supports forced continuous, pulse-skipping, and Burst Mode® operation for optimal efficiency across load conditions.  
- It includes integrated MOSFET drivers and adjustable current limiting.  

### **Features:**
- **PolyPhase Operation:** Reduces input/output capacitance requirements.  
- **Programmable Frequency:** Adjustable from 50kHz to 600kHz.  
- **Burst Mode® Operation:** Enhances light-load efficiency.  
- **Precision Reference:** ±1% output voltage accuracy.  
- **Differential Remote Sensing:** Improves regulation accuracy.  
- **Overcurrent Protection:** Adjustable current limit.  
- **Soft-Start:** Programmable for controlled startup.  
- **Wide Input Range:** Supports 4.5V to 36V operation.  

The LTC3729EG is commonly used in high-power applications such as servers, telecom systems, and industrial equipment.

Application Scenarios & Design Considerations

550kHz/ PolyPhase/ High Efficiency/ Synchronous Step-Down Switching Regulator

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