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MAX631BCPA from MAX,MAXIM - Dallas Semiconductor

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MAX631BCPA

Manufacturer: MAX

CMOS fixed +5V output voltage,adjustable output with 2 resistors step-up switching regulator. 10% output accuracy.

Partnumber Manufacturer Quantity Availability
MAX631BCPA MAX 735 In Stock

Description and Introduction

CMOS fixed +5V output voltage,adjustable output with 2 resistors step-up switching regulator. 10% output accuracy. The MAX631BCPA is a microprocessor voltage monitor from Maxim Integrated. Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Type:** Voltage Monitor/Supervisor  
- **Package:** 8-Pin PDIP (Plastic Dual In-Line Package)  
- **Operating Voltage Range:** 1.2V to 5.5V  
- **Reset Threshold Accuracy:** ±1.5% (typical)  
- **Reset Timeout Period:** Adjustable (external capacitor) or fixed (internal delay)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Quiescent Current:** 5µA (typical)  

### **Descriptions:**  
- The MAX631BCPA is a precision voltage monitor designed to ensure proper system operation by monitoring microprocessor power supplies.  
- It provides a reset signal to the microprocessor when the supply voltage falls below a preset threshold, preventing erratic operation during power-up, power-down, or brownout conditions.  
- The device features manual reset capability and an adjustable reset timeout period.  

### **Features:**  
- **Low Power Consumption:** Operates with minimal current draw.  
- **Precision Voltage Monitoring:** Ensures reliable reset signaling.  
- **Manual Reset Input:** Allows for external system reset control.  
- **Adjustable Reset Timeout:** Configurable via an external capacitor.  
- **Wide Operating Voltage Range:** Supports various supply voltages.  
- **Guaranteed Reset Output Valid Down to VCC = 1V:** Ensures proper reset even at low voltages.  

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

Application Scenarios & Design Considerations

CMOS fixed +5V output voltage,adjustable output with 2 resistors step-up switching regulator. 10% output accuracy.

Alternative Part Number

  • LTC1150CN8 --: Pin-compatible chopper-stabilized op-amp in DIP-8 with comparable offset voltage and supply range, suitable drop-in replacement for precision applications.
  • ICL7650CPA --: Chopper-stabilized operational amplifier in DIP-8 offering very low offset voltage and drift, functionally similar to the MAX631.
  • TLC2652ACP --: Low-offset chopper op-amp in DIP-8 with similar supply voltage and performance characteristics, usable as an alternative with minor layout checks.
  • OPA177GP --: 8-pin DIP precision low-offset op-amp with low drift and low noise, a practical alternative when the MAX631 is unavailable.

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