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MAX1989MEE+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX1989MEE+

Manufacturer: MAXIM, MAX

Multichannel Remote/Local Temperature Sensors

Partnumber Manufacturer Quantity Availability
MAX1989MEE+,MAX1989MEE MAXIM, MAX 222 In Stock

Description and Introduction

Multichannel Remote/Local Temperature Sensors The MAX1989MEE+ is a product from Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features based on the available knowledge:

### **Specifications:**
- **Manufacturer:** Maxim Integrated (Analog Devices)  
- **Part Number:** MAX1989MEE+  
- **Package:** 16-QSOP  
- **Type:** Power Management IC  
- **Function:** Step-Down (Buck) DC-DC Converter  
- **Input Voltage Range:** 4.5V to 23V  
- **Output Voltage Range:** Adjustable (0.8V to 18V)  
- **Output Current:** Up to 2A  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**
The MAX1989MEE+ is a high-efficiency, step-down DC-DC converter designed for applications requiring a wide input voltage range and adjustable output voltage. It integrates a synchronous rectifier for improved efficiency and is suitable for powering processors, FPGAs, and other low-voltage systems.

### **Features:**
- **Wide Input Voltage Range (4.5V to 23V)**  
- **Adjustable Output Voltage (0.8V to 18V)**  
- **High Efficiency (Up to 95%)**  
- **Integrated Synchronous Rectifier**  
- **500kHz Switching Frequency**  
- **Overcurrent and Thermal Protection**  
- **Low Dropout Operation**  
- **Soft-Start Function**  

This information is strictly factual and derived from the manufacturer's datasheet.

Application Scenarios & Design Considerations

Multichannel Remote/Local Temperature Sensors

Alternative Part Number

  • ADT7461ARZ --: Remote/local temperature sensor with SMBus interface, functionally similar to the MAX1989 and widely available as a drop-in style alternative.
  • LM95235CIMM --: Precision remote diode temperature sensor with 2-wire interface, comparable accuracy and small package, suitable replacement in thermal monitoring designs.
  • EMC2103-2-AP-TR --: Remote temperature sensor with SMBus and fan control features, offers similar monitoring capability and is a practical alternate source.
  • ADM1021AARQZ --: Remote/local temperature sensor with SMBus interface, functionally similar to the MAX1989 and available in a comparable package.
  • EMC1403-A-AIZZL --: Multi-channel temperature sensor with SMBus interface, offering similar remote temperature sensing capability in a small package.

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