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MAX1655EEE+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1655EEE+

Manufacturer: MAXIM, MAX

High-Efficiency, PWM, Step-Down DC-DC Controllers in 16-Pin QSOP

Partnumber Manufacturer Quantity Availability
MAX1655EEE+,MAX1655EEE MAXIM, MAX 3858 In Stock

Description and Introduction

High-Efficiency, PWM, Step-Down DC-DC Controllers in 16-Pin QSOP The MAX1655EEE+ 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:** 4V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 16V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 300kHz (typical)  
- **Efficiency:** Up to 96%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-QSOP (Exposed Pad)  

### **Descriptions:**
The MAX1655EEE+ is a synchronous-rectified, step-down DC-DC converter designed for high-efficiency power conversion in applications requiring a regulated output voltage from a higher input voltage. It integrates a power MOSFET and synchronous rectifier to minimize external components, making it suitable for space-constrained designs.  

### **Features:**
- **Synchronous Rectification:** Improves efficiency by reducing power loss.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **Low Dropout Operation:** Allows the output to remain stable even when the input voltage approaches the output voltage.  
- **Overcurrent Protection:** Prevents damage during short-circuit conditions.  
- **Thermal Shutdown:** Protects the device from overheating.  
- **Soft-Start Function:** Reduces inrush current during startup.  
- **Wide Input Voltage Range:** Supports operation from 4V to 30V.  

This device is commonly used in industrial, automotive, and telecom applications where efficient power conversion is critical.

Application Scenarios & Design Considerations

High-Efficiency, PWM, Step-Down DC-DC Controllers in 16-Pin QSOP

Alternative Part Number

  • LTC3412AEFE#PBF --: High-efficiency step-down DC-DC converter in a similar package with comparable input voltage range and current capability, suitable as a functional replacement.
  • TPS54331D --: Widely available step-down converter with similar switching regulator function and electrical ratings, offering a cost-effective alternative.
  • LM2678T-ADJ --: Adjustable step-down switching regulator with comparable current handling and voltage range, usable as a drop-in style substitute in many designs.
  • TPS54331DR --: Widely available step-down converter with similar input voltage range and output current, easy drop-in for many MAX1655 designs.

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