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MAX8784ETL+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX8784ETL+

Manufacturer: MAXIM

Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs

Partnumber Manufacturer Quantity Availability
MAX8784ETL+,MAX8784ETL MAXIM 3240 In Stock

Description and Introduction

Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs The MAX8784ETL+ is a high-efficiency, step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 23V  
- **Output Voltage Range:** Adjustable from 0.8V to 5.5V  
- **Output Current:** Up to 4A  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 40-Pin TQFN (6mm x 6mm)  
- **Protection Features:** Overcurrent, Overtemperature, and Undervoltage Lockout (UVLO)  

### **Descriptions:**
The MAX8784ETL+ is a synchronous buck (step-down) DC-DC converter designed for high-performance power supply applications. It integrates high-side and low-side MOSFETs, reducing external component count. The device supports adjustable output voltage and switching frequency, making it suitable for a variety of applications, including industrial, telecom, and computing systems.

### **Features:**
- **Integrated Power MOSFETs** – Reduces external component requirements.  
- **Adjustable Output Voltage** – Configurable via external resistors.  
- **Programmable Switching Frequency** – Allows optimization for efficiency or board space.  
- **Soft-Start Function** – Prevents inrush current at startup.  
- **Power-Good Output** – Monitors output voltage status.  
- **Synchronous Rectification** – Improves efficiency compared to diode-based designs.  
- **Low Quiescent Current** – Enhances light-load efficiency.  

This device is ideal for applications requiring high efficiency, compact size, and reliable power conversion.

Application Scenarios & Design Considerations

Step-Up Regulator, Internal Charge Pumps, Switch Control, and Operational Amplifier for TFT LCDs

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