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MAX1634EAI from MAX,MAXIM - Dallas Semiconductor

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MAX1634EAI

Manufacturer: MAX

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers

Partnumber Manufacturer Quantity Availability
MAX1634EAI MAX 1902 In Stock

Description and Introduction

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers The MAX1634EAI is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- **MAX** (Maxim Integrated, now part of Analog Devices)  

### **Part Number:**  
- **MAX1634EAI**  

### **Description:**  
- The MAX1634EAI is a high-efficiency, step-down DC-DC controller designed for low-voltage power supply applications.  
- It operates with input voltages ranging from **4.5V to 30V** and provides an adjustable output voltage.  
- The device is optimized for high-performance power conversion in notebook computers, portable devices, and other embedded systems.  

### **Key Features:**  
- **Input Voltage Range:** 4.5V to 30V  
- **Adjustable Output Voltage:** Down to **1.25V**  
- **High Efficiency:** Up to **95%**  
- **Switching Frequency:** **300kHz** (fixed)  
- **Dual N-Channel MOSFET Drivers** (for synchronous rectification)  
- **Low Dropout Operation** (100% duty cycle)  
- **Programmable Soft-Start**  
- **Overvoltage and Undervoltage Protection**  
- **Current-Limit Protection**  
- **Thermal Shutdown Protection**  
- **Package:** **28-pin SSOP (Shrink Small Outline Package)**  

### **Applications:**  
- Notebook computers  
- Portable devices  
- Embedded power supplies  
- Industrial power systems  

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

Application Scenarios & Design Considerations

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers
Partnumber Manufacturer Quantity Availability
MAX1634EAI MAXIM 290 In Stock

Description and Introduction

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers The MAX1634EAI is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its specifications, descriptions, and features based on factual information:  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** Step-Down (Buck) Switching Regulator Controller  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Output Current:** Up to 15A (with external MOSFETs)  
- **Switching Frequency:** 200kHz to 300kHz (adjustable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**  
The MAX1634EAI is a high-efficiency, step-down DC-DC controller designed for high-current applications. It drives external N-channel MOSFETs to regulate output voltage with high precision. The device includes features like soft-start, overcurrent protection, and adjustable switching frequency.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 30V)**  
- **Adjustable Output Voltage (1.25V to 5.5V)**  
- **High Output Current Capability (Up to 15A with external FETs)**  
- **Programmable Switching Frequency (200kHz to 300kHz)**  
- **Soft-Start Functionality**  
- **Overcurrent Protection**  
- **Low-Dropout Operation**  
- **Thermal Shutdown Protection**  
- **Synchronous Rectification Support**  

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

Application Scenarios & Design Considerations

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers
Partnumber Manufacturer Quantity Availability
MAX1634EAI MAXIM 2000 In Stock

Description and Introduction

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers The MAX1634EAI is a step-down controller manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (now Analog Devices)  
- **Part Number:** MAX1634EAI  
- **Package:** 28-pin SSOP (Shrink Small Outline Package)  
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V  
- **Switching Frequency:** 300kHz (fixed)  
- **Output Current:** Up to 15A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**
The MAX1634EAI is a high-efficiency, step-down DC-DC controller designed for high-current applications. It provides precise output voltage regulation and is suitable for powering microprocessors, ASICs, and other low-voltage, high-current loads. The device uses synchronous rectification for improved efficiency and supports adjustable output voltage via external resistors.

### **Features:**
- **Wide Input Voltage Range (4.5V to 30V)**  
- **Adjustable Output Voltage (1.25V to 5.5V)**  
- **High-Efficiency Synchronous Rectification**  
- **300kHz Fixed-Frequency PWM Operation**  
- **Soft-Start Functionality**  
- **Overcurrent and Overtemperature Protection**  
- **External MOSFETs for High-Current Output (up to 15A)**  
- **Low Dropout Operation**  
- **Power-Good Output Monitor**  

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

Application Scenarios & Design Considerations

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers

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