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STM1816SWX7F from ST,ST Microelectronics

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STM1816SWX7F

Manufacturer: ST

Low Power Reset Circuit
Partnumber Manufacturer Quantity Availability
STM1816SWX7F ST 5667 In Stock

Description and Introduction

Low Power Reset Circuit The part **STM1816SWX7F** is manufactured by **STMicroelectronics (ST)**.  

### **Specifications:**  
- **Type:** Voltage Supervisor (Reset IC)  
- **Output Type:** Active-Low, Push-Pull  
- **Voltage Threshold:** Adjustable or Fixed (specific threshold depends on variant)  
- **Operating Voltage Range:** Typically 1.2V to 5.5V (verify exact range in datasheet)  
- **Reset Timeout Period:** Adjustable or fixed delay (exact value depends on variant)  
- **Package:** SOT-23-5  

### **Descriptions:**  
- Monitors system voltage and provides a reset signal when voltage falls below a threshold.  
- Ensures proper microcontroller/system initialization during power-up/down.  
- Low power consumption for battery-operated applications.  

### **Features:**  
- **Low Quiescent Current:** Suitable for power-sensitive applications.  
- **Manual Reset Input:** Allows external reset triggering.  
- **Wide Operating Voltage Range:** Supports various system voltages.  
- **Small Form Factor:** SOT-23-5 package for space-constrained designs.  

For exact threshold voltages, timing, and other parameters, refer to the **official STMicroelectronics datasheet**.

Application Scenarios & Design Considerations

Low Power Reset Circuit

Alternative Part Number

  • MAX809SEUR+T --: Pin-compatible 3-pin SOT-23 reset supervisor with similar active-low reset and threshold, widely used as a drop-in replacement for STM181x series.
  • APX803S-31SA-7 --: Low-cost 3-pin SOT-23 voltage supervisor with comparable reset threshold and open-drain/active-low output, suitable functional substitute.
  • MCP131T-315E/TT --: SOT-23 reset monitor with similar threshold and active-low reset output, offering a different series and vendor for second-source flexibility.

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