IC Phoenix logo

Home ›  L  › L89 > LTC3850IUFD#PBF

LTC3850IUFD#PBF from LINEAR

Fast Delivery, Competitive Price @IC-phoenix

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

LTC3850IUFD#PBF

Manufacturer: LINEAR

Dual, 2-Phase Synchronous Step-Down Switching Controller

Partnumber Manufacturer Quantity Availability
LTC3850IUFD#PBF LINEAR 390 In Stock

Description and Introduction

Dual, 2-Phase Synchronous Step-Down Switching Controller The LTC3850IUFD#PBF 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:** 50kHz to 900kHz (programmable)  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to 125°C  
- **Package:** 28-Lead QFN (5mm x 5mm)  
- **Topology:** Synchronous Buck Controller  
- **Current Mode Control:** Yes  
- **Phase-Lockable Frequency:** Yes  
- **Efficiency:** Up to 95%  
- **Supply Current (Quiescent):** 1.5mA (typical)  

### **Descriptions:**  
The LTC3850IUFD#PBF is designed for high-efficiency, high-power step-down DC/DC conversion. It features current-mode control, allowing for excellent transient response and loop stability. The device supports a wide input voltage range, making it suitable for automotive, industrial, and telecom applications.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 38V)**  
- **Programmable Frequency (50kHz to 900kHz)**  
- **Phase-Lockable for Noise-Sensitive Applications**  
- **Low Quiescent Current (1.5mA typical)**  
- **100% Duty Cycle Capability for Low Dropout Operation**  
- **Adjustable Output Voltage (0.8V to 5.5V)**  
- **Precision 0.8V Reference (±1% over temperature)**  
- **Power Good Output Indicator**  
- **Integrated MOSFET Drivers**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  

This device is commonly used in power supplies for computing, industrial, and automotive systems where high efficiency and reliability are critical.

Application Scenarios & Design Considerations

Dual, 2-Phase Synchronous Step-Down Switching 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