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MAX7528LCWP from MAX,MAXIM - Dallas Semiconductor

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MAX7528LCWP

Manufacturer: MAX

CMOS Dual 8-Bit Buffered Multiplying DACs

Partnumber Manufacturer Quantity Availability
MAX7528LCWP MAX 115 In Stock

Description and Introduction

CMOS Dual 8-Bit Buffered Multiplying DACs The MAX7528LCWP is a step-up DC-DC converter manufactured by Maxim Integrated (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage:** Adjustable from 3V to 5.5V (set by external resistors)  
- **Output Current:** Up to 300mA (depending on input/output conditions)  
- **Switching Frequency:** 500kHz (typical)  
- **Efficiency:** Up to 90%  
- **Package:** 20-pin TSSOP (LCWP)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions & Features:**  
- **Step-Up (Boost) Converter:** Converts a low input voltage to a higher regulated output voltage.  
- **Low Quiescent Current:** 30µA (typical) for improved efficiency in battery-powered applications.  
- **Internal Power MOSFET:** Simplifies design by eliminating the need for an external switch.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation when input voltage is too low.  
- **Short-Circuit Protection:** Safeguards the device under fault conditions.  
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  

This device is commonly used in portable electronics, battery-powered systems, and applications requiring a regulated higher voltage from a lower input source.  

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

Application Scenarios & Design Considerations

CMOS Dual 8-Bit Buffered Multiplying DACs

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