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MAX1653ESE+ from N/A

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MAX1653ESE+

Manufacturer: N/A, MAX, MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX1653ESE+ N/A, MAX, MAXIM 5450 In Stock

Description and Introduction

High-Efficiency, PWM, Step-Down DC-DC Controllers in 16-Pin QSOP The **MAX1653ESE+** is a power management IC manufactured by **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual information:  

### **Manufacturer:**  
- **Maxim Integrated** (now under Analog Devices)  

### **Specifications:**  
- **Part Number:** MAX1653ESE+  
- **Package:** 16-SOIC (150mil)  
- **Type:** Switching Regulator (Buck Controller)  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable (via external resistors)  
- **Output Current:** Up to 5A (with external FETs)  
- **Switching Frequency:** 300kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The **MAX1653ESE+** is a high-efficiency, step-down (buck) DC-DC controller designed for high-current applications.  
- It drives external N-channel MOSFETs to regulate output voltage with high efficiency.  
- Suitable for industrial, telecom, and computing power supplies.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 30V)** – Supports various power sources.  
- **Adjustable Output Voltage** – Configurable via external resistors.  
- **High Efficiency (up to 95%)** – Optimized for minimal power loss.  
- **300kHz Fixed Switching Frequency** – Reduces external component size.  
- **Current-Mode Control** – Provides fast transient response.  
- **Soft-Start Function** – Prevents inrush current at startup.  
- **Overcurrent Protection** – Safeguards against excessive load conditions.  
- **Thermal Shutdown** – Protects the IC from overheating.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

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

Alternative Part Number

  • LTC1624CS8#PBF --: High-efficiency step-down switching regulator controller in SO-8, functionally similar to the MAX1653 and widely used as a drop-in class replacement.
  • TPS5430DDA --: Integrated step-down converter with comparable input voltage range and current capability, offering a simpler single-chip alternative.
  • LM2675M-ADJ --: Adjustable buck regulator in SO-8 with similar voltage and current ratings, suitable for designs needing a straightforward switching regulator replacement.
  • LTC1733ES8#PBF --: Linear Technology step-down DC-DC controller with similar input range and current-mode architecture, pin-compatible SO-8 footprint and widely available.
  • LTC1625CS8 --: Step-down switching controller with similar synchronous buck function and comparable input range; widely used as a Maxim replacement.
  • LM2678S-ADJ --: Adjustable step-down regulator with comparable current capability and input voltage; common alternative when the MAX1653 is unavailable.

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