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MAX509AEWP from MAXIM,MAXIM - Dallas Semiconductor

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MAX509AEWP

Manufacturer: MAXIM

Quad, Serial 8-Bit DACs with Rail-to-Rail Outputs

Partnumber Manufacturer Quantity Availability
MAX509AEWP MAXIM 4 In Stock

Description and Introduction

Quad, Serial 8-Bit DACs with Rail-to-Rail Outputs The MAX509AEWP 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 based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Input Voltage Range:** 4V to 40V  
- **Output Voltage Range:** Adjustable from 1.25V to 37V  
- **Output Current:** Up to 750mA  
- **Switching Frequency:** 100kHz (fixed)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin Wide SOIC (MAX509AEWP)  

### **Descriptions:**
- The MAX509AEWP is a step-down (buck) switching regulator designed for high-voltage applications.  
- It integrates a power MOSFET switch, reducing external component count.  
- Suitable for industrial, automotive, and telecom applications requiring a wide input voltage range.  

### **Features:**
- **Wide Input Voltage Range (4V to 40V)** – Supports high-voltage inputs.  
- **Adjustable Output Voltage (1.25V to 37V)** – Set via external resistors.  
- **Internal Power MOSFET** – Simplifies design and reduces external parts.  
- **Low Quiescent Current (1.5mA typical)** – Improves efficiency at light loads.  
- **Overcurrent and Thermal Protection** – Enhances reliability.  
- **Fixed-Frequency PWM Operation (100kHz)** – Ensures predictable performance.  

For detailed application notes and circuit examples, refer to the official datasheet from Maxim Integrated (Analog Devices).

Application Scenarios & Design Considerations

Quad, Serial 8-Bit DACs with Rail-to-Rail Outputs

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