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MAX1846EUB+T from MAXIM,MAXIM - Dallas Semiconductor

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MAX1846EUB+T

Manufacturer: MAXIM, MAXI

High-Efficiency, Current-Mode, Inverting PWM Controller

Partnumber Manufacturer Quantity Availability
MAX1846EUB+T,MAX1846EUBT MAXIM, MAXI 1696 In Stock

Description and Introduction

High-Efficiency, Current-Mode, Inverting PWM Controller The **MAX1846EUB+T** is a product from **MAXIM** (now part of Analog Devices). Below are the factual specifications, descriptions, and features of the device:

### **Manufacturer:**  
- **MAXIM (now Analog Devices)**  

### **Description:**  
The **MAX1846EUB+T** is a **high-efficiency, step-down DC-DC converter** designed for applications requiring a compact power solution with high efficiency. It integrates a **PWM controller, MOSFETs, and compensation circuitry** in a single package.  

### **Key Features:**  
- **Input Voltage Range:** 2.6V to 5.5V  
- **Output Voltage Range:** Adjustable (0.8V to VIN)  
- **Output Current:** Up to **600mA**  
- **High Efficiency:** Up to **95%**  
- **Fixed-Frequency PWM Operation:** **1MHz**  
- **Integrated Power MOSFETs**  
- **Low Quiescent Current:** **30µA** (typical)  
- **Soft-Start Function**  
- **Thermal Shutdown Protection**  
- **Overcurrent Protection**  
- **Undervoltage Lockout (UVLO)**  

### **Package:**  
- **10-pin µMAX® (3mm x 3mm)**  

### **Applications:**  
- Portable devices  
- Battery-powered systems  
- Point-of-load (POL) regulation  
- Embedded systems  

This information is based on the manufacturer's datasheet and specifications. For detailed electrical characteristics and application notes, refer to the official documentation.

Application Scenarios & Design Considerations

High-Efficiency, Current-Mode, Inverting PWM Controller

Alternative Part Number

  • LT1933ES6#TRPBF --: High-voltage step-down DC-DC converter in a small package with comparable input voltage range and current capability, widely used as a MAX1846 replacement.
  • TPS54160DGQR --: 60V, 1.5A step-down converter with integrated switch, similar wide input range and current rating, available in a thermally enhanced package.
  • LM5010AMHX/NOPB --: Wide-input 6V-75V step-down switching regulator with 1A output, functionally similar to the MAX1846 and suitable for high-voltage buck applications.
  • TPS54231DR --: Wide-input step-down converter with similar voltage and current ratings, widely available and pin-compatible in function for many designs.
  • MC34063ADR2G --: Versatile general-purpose DC-DC switching regulator that can be configured for step-down operation, offering a low-cost fallback option.

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