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MAX509ACAP+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX509ACAP+

Manufacturer: MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX509ACAP+ MAXIM 1500 In Stock

Description and Introduction

Quad, Serial, 8-Bit DACs with Rail-to-Rail Outputs The MAX509ACAP+ is a high-efficiency, step-down DC-DC converter manufactured by **MAXIM Integrated** (now part of Analog Devices).  

### **Key Specifications:**  
- **Input Voltage Range:** 4V to 40V  
- **Output Voltage Range:** Adjustable from 1.25V to 37V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 100kHz  
- **Efficiency:** Up to 90%  
- **Package:** 8-pin PDIP (Plastic Dual In-Line Package)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Features:**  
- **Wide Input Voltage Range** (4V to 40V)  
- **Low Quiescent Current** (1.5mA typical)  
- **Internal Current Limiting**  
- **Thermal Shutdown Protection**  
- **Adjustable Output Voltage** via external resistors  
- **Requires Minimal External Components**  

This device is designed for applications requiring efficient step-down voltage conversion, such as industrial power supplies, automotive systems, and battery-powered equipment.  

*(Note: Always refer to the official datasheet for detailed specifications and application notes.)*

Application Scenarios & Design Considerations

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

Alternative Part Number

  • AD724JRZ --: Pin-compatible 12-bit serial DAC with similar architecture and voltage output, widely available and often used as a drop-in replacement for the MAX509.
  • LTC1450CN8 --: 12-bit serial DAC in a similar package with comparable reference and output specs, suitable for the same applications.
  • DAC7512N/250 --: 12-bit serial interface DAC with similar resolution and supply range, a cost-effective alternative when exact pinout is not critical.

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