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MAX1630CAI from MAX,MAXIM - Dallas Semiconductor

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MAX1630CAI

Manufacturer: MAX, MAXIM

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

Partnumber Manufacturer Quantity Availability
MAX1630CAI MAX, MAXIM 1192 In Stock

Description and Introduction

Multi-Output / Low-Noise Power-Supply Controllers for Notebook Computers The MAX1630CAI is a high-efficiency, step-down DC-DC converter manufactured by Maxim Integrated. Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 5.5V (fixed or adjustable versions available)  
- **Output Current:** Up to 10A  
- **Switching Frequency:** 200kHz (typical)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin SSOP (Shrink Small Outline Package)  

### **Descriptions:**
- The MAX1630CAI is a synchronous buck (step-down) DC-DC converter designed for high-power applications.  
- It integrates high-side and low-side MOSFET drivers, reducing external component count.  
- Suitable for industrial, telecom, and computing power supply applications.  

### **Features:**
- **High Efficiency:** Uses synchronous rectification for improved efficiency.  
- **Adjustable Output:** Can be set via external resistors or fixed internally.  
- **Wide Input Range:** Supports 4.5V to 30V input, making it versatile for various power sources.  
- **Overcurrent Protection:** Includes cycle-by-cycle current limiting.  
- **Thermal Shutdown:** Protects the device from overheating.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Low Dropout Operation:** Maintains regulation even when input voltage is close to output.  

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

Alternative Part Number

  • LTC1736CG --: Multi-output step-down switching controller with similar function and pin-compatible feature set, widely used as a MAX1630 substitute in notebook power supplies.
  • TPS51020PWP --: Dual synchronous buck controller covering the same multi-rail CPU/core and I/O supply role, with comparable input range and current-mode control.
  • ISL6520ACBZ --: Single/dual synchronous buck PWM controller offering similar voltage-mode regulation and soft-start behavior for low-voltage CPU power rails.
  • TPS51120PW --: Dual synchronous buck controller for notebook power supplies, functionally equivalent to the MAX1630 with comparable output rails.
  • ISL6237IRZ --: Dual-channel PWM controller for notebook system power, offering similar multi-output regulation and a different naming series.

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