Overview
The TMP123AIDBVTG4 is a high-precision digital temperature sensor produced by Texas Instruments. This device is part of Texas Instruments' family of temperature measurement devices, known for their reliability and ease of integration into various electronic systems. The TMP123AIDBVTG4 features a SPI-compatible interface and is designed to provide accurate temperature monitoring with a digital output.
Key Specifications
| Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Temperature Range | - | -40 | - | +125 | °C |
| Accuracy (Temperature Error) | -25°C to +85°C | - | ±1.5 | - | °C |
| Resolution | - | - | ±0.0625 | - | °C |
| Supply Voltage Range | - | 2.7 | - | 5.5 | V |
| Quiescent Current (Active) | - | - | 50 | - | µA |
| Quiescent Current (Idle) | - | - | 20 | - | µA |
| Package Type | - | - | - | SOT23-6 | - |
Key Features
- SPI-Compatible Interface: The TMP123AIDBVTG4 communicates through a serial interface that is SPI-compatible, allowing for easy integration into various systems.
- High Accuracy: The sensor offers high accuracy with a temperature error of ±1.5°C from -25°C to +85°C.
- Low Power Consumption: It features low quiescent current, with 50µA in active mode and 20µA in idle mode, making it suitable for low-power applications.
- Wide Supply Range: The device operates over a supply voltage range of 2.7V to 5.5V.
- Compact Package: The TMP123AIDBVTG4 is available in the tiny SOT23-6 package, requiring no external components for operation.
- Shutdown Mode: It includes a hardware shutdown feature to provide additional power savings.
Applications
- Power Supply Temperature Monitoring: Ideal for monitoring temperatures in power supply units.
- Computer Peripheral Thermal Protection: Used in thermal protection systems for computer peripherals.
- Notebook Computers and Cell Phones: Suitable for temperature monitoring in portable electronic devices.
- Battery Management: Can be used in battery management systems to monitor temperature.
- Office Machines: Applicable in various office equipment for thermal monitoring.
Q & A
- What is the temperature range of the TMP123AIDBVTG4?
The TMP123AIDBVTG4 is specified for a temperature range of -40°C to +125°C, with operation extending from -55°C to +150°C.
- What is the accuracy of the TMP123AIDBVTG4?
The sensor offers an accuracy of ±1.5°C from -25°C to +85°C.
- What is the resolution of the temperature readings?
The resolution is 0.0625°C.
- What is the supply voltage range for the TMP123AIDBVTG4?
The device operates over a supply voltage range of 2.7V to 5.5V.
- What is the quiescent current of the TMP123AIDBVTG4?
The quiescent current is 50µA in active mode and 20µA in idle mode.
- What package type is the TMP123AIDBVTG4 available in?
The TMP123AIDBVTG4 is available in the SOT23-6 package.
- Does the TMP123AIDBVTG4 require any external components?
No, the TMP123AIDBVTG4 does not require any external components for operation, though a 0.1µF supply bypass capacitor is recommended.
- What interface does the TMP123AIDBVTG4 use for communication?
The TMP123AIDBVTG4 communicates through a SPI-compatible interface.
- What are some typical applications of the TMP123AIDBVTG4?
Typical applications include power supply temperature monitoring, computer peripheral thermal protection, notebook computers, cell phones, battery management, and office machines.
- Is the TMP123AIDBVTG4 suitable for low-power applications?
Yes, the TMP123AIDBVTG4 is suitable for low-power applications due to its low quiescent current and shutdown mode.
