Overview
The TMP392A2DRLR is a highly efficient, ultra-small, dual-channel temperature switch produced by Texas Instruments. Designed for precision temperature monitoring and control, this component is part of the TMP39x series, known for its reliability and accuracy in a compact form factor. It is particularly suited for applications requiring low power consumption and programmable temperature thresholds. The TMP392A2DRLR targets industries such as consumer electronics, industrial automation, and automotive systems, where precise temperature management is critical. Its unique selling points include its resistor-programmable temperature setpoints, low supply current, and open-drain output, making it a competitive choice for temperature-sensitive designs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Current (Typ) | 0.5 | µA | |
| Supply Current (Max) | 1 | µA | |
| Operating Temperature Range | -55 to 130 | °C | |
| Package | SOT-5X3 | 6-pin | |
| SetPoint Type | Resistor Programmable | ||
| Output Type | Open Drain | ||
| Features | Hysteresis (5°C or 10°C) | ||
| Comparator Channels | 2 | ||
| Supply Voltage (Min) | 1.62 | V | |
| Accuracy Over Temperature | ±1.5 | °C |
Key Features
- Ultra-small form factor with a 6-pin SOT-5X3 package.
- Dual-channel temperature switch for versatile applications.
- Resistor-programmable temperature setpoints for customizable thresholds.
- Low supply current of 0.5 µA (Typ) ensures energy efficiency.
- Open-drain output for flexible integration with various systems.
- Built-in hysteresis (5°C or 10°C) for stable temperature control.
- Wide operating temperature range from -55°C to 130°C.
Applications
The TMP392A2DRLR is widely used in temperature-sensitive applications across multiple industries. In consumer electronics, it ensures thermal protection for devices such as smartphones and laptops. In industrial automation, it monitors and controls temperature in machinery and equipment. Automotive systems benefit from its reliability in managing engine and cabin temperatures. Its compact size and low power consumption also make it ideal for portable and battery-powered devices, where space and energy efficiency are critical.
Q & A
1. What is the supply current of the TMP392A2DRLR?
The typical supply current is 0.5 µA, with a maximum of 1 µA.
2. What is the operating temperature range?
The device operates from -55°C to 130°C.
3. How many comparator channels does it have?
It features two comparator channels.
4. What is the output type?
The output type is open drain.
5. Can the temperature setpoints be customized?
Yes, the setpoints are resistor-programmable.
6. What is the package type?
It comes in a 6-pin SOT-5X3 package.
7. Does it include hysteresis?
Yes, it has built-in hysteresis of 5°C or 10°C.
8. What is the minimum supply voltage?
The minimum supply voltage is 1.62 V.
9. What industries is it suited for?
It is ideal for consumer electronics, industrial automation, and automotive systems.
10. What is the accuracy over temperature?
The accuracy is ±1.5°C over the operating temperature range.
