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TPS3808G18DBVR from TI,Texas Instruments

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TPS3808G18DBVR

Manufacturer: TI

Low Quiescent Current, Programmable-Delay Supervisory Circuit

Partnumber Manufacturer Quantity Availability
TPS3808G18DBVR TI 28014 In Stock

Description and Introduction

Low Quiescent Current, Programmable-Delay Supervisory Circuit The TPS3808G18DBVR is a voltage supervisor from Texas Instruments (TI). Here are its specifications, descriptions, and features:

### **Manufacturer:**  
Texas Instruments (TI)  

### **Part Number:**  
TPS3808G18DBVR  

### **Description:**  
The TPS3808G18DBVR is a nanopower voltage supervisor designed to monitor system voltages in low-power applications. It provides a reset signal when the supply voltage drops below a preset threshold, ensuring proper system operation.  

### **Key Features:**  
- **Supply Voltage Range:** 1.8V (fixed threshold)  
- **Ultra-Low Quiescent Current:** 350nA (typical)  
- **Reset Threshold Accuracy:** ±1.5% (typical)  
- **Adjustable Reset Time Delay (via external capacitor)**  
- **Open-Drain Reset Output**  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOT-23-5 (DBV)  

### **Applications:**  
- Battery-powered devices  
- Portable electronics  
- Microprocessor/microcontroller monitoring  
- Industrial and automotive systems  

### **Additional Notes:**  
- The reset output remains active (low) when VDD is below the threshold.  
- The device is available in a small SOT-23 package for space-constrained applications.  

For detailed technical specifications, refer to the official TI datasheet.

Application Scenarios & Design Considerations

Low Quiescent Current, Programmable-Delay Supervisory Circuit

Alternative Part Number

  • MAX6718UKTGD3+T --: Supervisory circuit with similar 1.8V threshold monitoring and open-drain reset output in a small SOT-23 package, a common cross for TI's TPS3808 family.
  • APX803L-18SA-7 --: Low-cost voltage supervisor with 1.8V fixed threshold and open-drain reset, pin-compatible SOT-23-5 alternative for supply monitoring applications.
  • MCP1316T-18CE/OT --: Voltage supervisor with 1.8V trip point and open-drain reset in SOT-23-5, offering similar functionality and package footprint as a drop-in style replacement.
  • MAX6710LUK-T --: Supervisory circuit with similar 1.8V monitoring threshold and open-drain reset in a small SOT-23 package; a well-established cross for TI's TPS3808 family.
  • ADM809LAKSZ-REEL --: Low-voltage microprocessor supervisor with active-low reset and 1.8V-compatible threshold, offering comparable functionality in a compact SOT-23 package.
  • MCP1316T-27FE/OT --: Voltage supervisor with adjustable/selectable threshold and open-drain reset output, suitable as a functional replacement for 1.8V rail monitoring.

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