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MAX669EUB from MAX,MAXIM - Dallas Semiconductor

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MAX669EUB

Manufacturer: MAX, MAXIM

1.8V to 28V Input / PWM Step-Up Controllers in MAX

Partnumber Manufacturer Quantity Availability
MAX669EUB MAX, MAXIM 30 In Stock

Description and Introduction

1.8V to 28V Input / PWM Step-Up Controllers in MAX The MAX669EUB is a temperature sensor and voltage monitor manufactured by Maxim Integrated. Below are the key specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX669EUB  
- **Package:** 10-pin µMAX (UB)  
- **Operating Voltage Range:** 3V to 5.5V  
- **Temperature Measurement Range:** -55°C to +125°C  
- **Accuracy:** ±1°C (from +60°C to +100°C)  
- **Supply Current:** 200µA (typical)  
- **Interface:** I²C/SMBus-compatible  
- **Resolution:** 0.125°C (9-bit digital output)  
- **Voltage Monitoring:** Monitors up to 4 external voltages (scalable via resistors)  

### **Descriptions:**  
The MAX669EUB is a high-accuracy temperature sensor and voltage monitor designed for system management applications. It integrates a temperature sensor with a multi-channel voltage monitor, making it suitable for monitoring critical parameters in electronic systems. The device communicates via an I²C/SMBus interface, allowing easy integration into digital control systems.  

### **Features:**  
- **Dual-Function Monitoring:** Combines temperature sensing and voltage monitoring in a single chip.  
- **Wide Temperature Range:** Operates from -55°C to +125°C.  
- **Low Power Consumption:** 200µA typical supply current.  
- **Programmable Alert Thresholds:** Configurable overtemperature and undervoltage/overvoltage alarms.  
- **Small Form Factor:** 10-pin µMAX package for space-constrained applications.  
- **I²C/SMBus Interface:** Supports standard communication protocols for easy integration.  
- **Four Voltage Monitoring Inputs:** Can monitor up to four external power rails with resistor scaling.  

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

Application Scenarios & Design Considerations

1.8V to 28V Input / PWM Step-Up Controllers in MAX

Alternative Part Number

  • LTC3703EGN --: High-voltage synchronous step-down controller with similar PWM control function and wide input range, suitable as a functional replacement in power supply designs.
  • LM5116MH --: Wide-input synchronous buck controller offering comparable gate drive and current-mode control, commonly used as a cross-reference for MAX669-class controllers.
  • ISL6545CBZ --: Single-phase synchronous buck PWM controller with similar voltage-mode architecture and pin-compatible footprint options for power management applications.
  • LTC1983ES6-5 --: Pin-compatible regulated charge pump inverter in SOT-23-6 with similar input range and output current, direct functional replacement for MAX669.
  • TPS60403DBVR --: Unregulated charge pump inverter in SOT-23-5 offering comparable voltage inversion performance and low quiescent current.
  • ICL7660ACBA --: Classic CMOS charge pump voltage converter with similar inversion function and wide supply range, widely available as a general-purpose substitute.

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