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IR3084AMTRPBF from International Pb-free,International Rectifier

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IR3084AMTRPBF

Manufacturer: International Pb-free, IR

XPHASE TM VR 10/11 CONTROL IC

Partnumber Manufacturer Quantity Availability
IR3084AMTRPBF International Pb-free, IR 15355 In Stock

Description and Introduction

XPHASE TM VR 10/11 CONTROL IC The IR3084AMTRPBF is a synchronous buck controller manufactured by Infineon Technologies. Below are the factual details about this part:

### **Manufacturer:**  
Infineon Technologies (formerly International Rectifier, IR)  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 21V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead QFN (Quad Flat No-Lead)  
- **Control Method:** Voltage Mode Control  
- **Efficiency:** Up to 95%  
- **Protection Features:**  
  - Overvoltage Protection (OVP)  
  - Undervoltage Lockout (UVLO)  
  - Overcurrent Protection (OCP)  
  - Thermal Shutdown  

### **Descriptions:**  
The IR3084AMTRPBF is a high-performance synchronous buck PWM controller designed for DC-DC voltage regulation applications. It supports a wide input voltage range and provides precise output voltage control, making it suitable for powering CPUs, GPUs, and other high-performance digital loads.  

### **Features:**  
- Adjustable switching frequency (300kHz to 1MHz)  
- Integrated MOSFET drivers  
- Programmable soft-start  
- Voltage-mode control with input voltage feedforward  
- Supports pre-biased outputs  
- Low shutdown current (<10µA)  
- Lead-free and RoHS compliant  

This information is sourced directly from Infineon's datasheet and product documentation.

Application Scenarios & Design Considerations

XPHASE TM VR 10/11 CONTROL IC

Alternative Part Number

  • ISL6262CRZ --: Multi-phase PWM controller for CPU VRMs with comparable functionality and pin-compatible architecture, widely used as a drop-in controller alternative.
  • NCP5386MNR2G --: Multi-phase buck controller with similar voltage regulation and current-sensing features, suitable for the same VRM applications.
  • ADP3198JCPZ-RL --: Multi-phase synchronous buck controller offering comparable phase count and control loop performance for CPU power delivery designs.
  • ISL6612ACBZ --: Renesas (formerly Intersil) multiphase buck controller/VRM IC with similar PWM control function; widely available and pin-function compatible in typical CPU VRM designs.
  • L6714D --: Multiphase PWM controller IC for VRM/CPU power supplies with similar control architecture; suitable as a functional replacement with layout review.

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