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LM1921T

LM1921 1 Amp Industrial Switch

Partnumber Manufacturer Quantity Availability
LM1921T 75 In Stock

Description and Introduction

LM1921 1 Amp Industrial Switch The LM1921T is a precision voltage reference and temperature sensor integrated circuit (IC) manufactured by Texas Instruments.  

### **Specifications:**  
- **Reference Voltage:** 1.235V (typical)  
- **Temperature Sensor Output:** 10mV/°C (linear output)  
- **Operating Temperature Range:** -55°C to +125°C  
- **Supply Voltage Range:** 4V to 30V  
- **Low Quiescent Current:** 400µA (typical)  
- **High Stability:** Low drift over temperature  
- **Package:** TO-92 (3-pin)  

### **Descriptions:**  
The LM1921T combines a precision voltage reference with a temperature sensor, making it useful for applications requiring stable voltage references and temperature monitoring. It is designed for industrial, automotive, and instrumentation systems.  

### **Features:**  
- **Precision Voltage Reference** – Provides a stable 1.235V output.  
- **Integrated Temperature Sensor** – Linear output proportional to temperature.  
- **Wide Operating Voltage Range** – Compatible with 4V to 30V supplies.  
- **Low Power Consumption** – Suitable for battery-powered applications.  
- **High Accuracy** – Low drift ensures reliable performance over temperature variations.  

This IC is commonly used in temperature compensation circuits, power supply regulation, and thermal management systems.

Application Scenarios & Design Considerations

LM1921 1 Amp Industrial Switch

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