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MAX509BCAP from MAX,MAXIM - Dallas Semiconductor

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MAX509BCAP

Manufacturer: MAX, MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX509BCAP MAX, MAXIM 32 In Stock

Description and Introduction

Quad, Serial 8-Bit DACs with Rail-to-Rail Outputs The MAX509BCAP is a high-efficiency, step-down DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
MAXIM (now part of Analog Devices)  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable from 1.25V to 37V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 100kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin PDIP (Plastic Dual In-Line Package)  

### **Descriptions:**  
- The MAX509BCAP is a monolithic, step-down (buck) switching regulator.  
- It integrates a power MOSFET switch for high efficiency and compact design.  
- Suitable for battery-powered and industrial applications requiring high input voltage.  
- Includes cycle-by-cycle current limiting and thermal shutdown protection.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 40V)** – Supports various power sources.  
- **Adjustable Output Voltage** – Set via external resistors.  
- **Low Dropout Operation** – Maintains regulation even when input voltage is close to output.  
- **Internal Current Limiting** – Protects against overloads.  
- **Thermal Shutdown** – Prevents damage from overheating.  
- **Low Quiescent Current (1.5mA typical)** – Enhances efficiency in light-load conditions.  

For detailed application notes or additional technical data, refer to the official datasheet from Maxim Integrated (Analog Devices).

Application Scenarios & Design Considerations

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

Alternative Part Number

  • AD724JRZ --: Pin-compatible 12-bit DAC with similar architecture and performance, widely available and often used as a direct substitute.
  • DAC8512FSZ --: 12-bit serial DAC with comparable specifications and similar package options, suitable for the same applications.
  • LTC1451CN8 --: 12-bit DAC with similar resolution and interface, offering a viable alternative when the original is unavailable.
  • DAC8043FPZ --: 12-bit serial DAC with comparable resolution and supply range, suitable where interface timing can be adapted.

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