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TMP390A3DRLR
+Lista de MateriaisTHERMOSTAT PROG ACT LOW OPEN DRN
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FabricanteTexas Instruments
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Peça do Fabricante #TMP390A3DRLR
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Ficha Técnica TMP390A3DRLR DataSheet
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Trip Temperature Threshold | Cold, Hot |
| Switching Temperature | Programmable |
| Accuracy | ±3.5°C |
| Output Type | Open Drain |
| Output | Active Low |
| Output Function | OverTemp |
| Selectable Hysteresis | Yes |
| Features | Selectable Trip Point |
| Voltage - Supply | 1.62 V ~ 5.5 V |
| Current - Supply | 500nA |
| Operating Temperature | -55°C ~ 130°C |
| Mounting Type | Surface Mount |
| Package / Case | SOT-563, SOT-666 |
| Base Product Number | TMP390 |
Visão Geral
Description
The TMP390A3DRLR operates in a wide temperature range, making it robust for demanding conditions. It features accurate temperature sensing with a low power consumption profile, enhancing the efficiency of the systems it is integrated into. The device provides a simple and cost-effective solution for thermal management without the need for additional software or complex microcontroller programming.
The IC comes in a small, space-saving package and includes built-in hysteresis to prevent false triggering under fluctuating temperature conditions. Overall, the TMP390A3DRLR is a reliable component for systems requiring dependable thermal protection and monitoring.
Equivalent
1. Microchip MCP9509 series - similar temperature switch functionality.
2. NXP LM75 series - digital temperature sensors with similar applications.
3. ON Semiconductor NCT75 - similar feature set for thermal management.
When selecting an equivalent, always compare the specific features, package, and electrical characteristics to ensure compatibility with your application.
Features
1. Temperature Thresholds: It features programmable trip points with factory-set thresholds, allowing for precise temperature monitoring and control.
2. Low Power Consumption: The device is energy-efficient, making it suitable for battery-powered and low-power applications.
3. Wide Operating Range: It supports a broad operating temperature range, typically from -40°C to 125°C.
4. Dual Channel: The TMP390A3DRLR provides dual-channel operation, allowing for monitoring of two separate temperature thresholds.
5. Accuracy: It offers high accuracy in temperature sensing, ensuring reliable protection against over-temperature conditions.
6. Small Package: Available in a compact, small-outline package, it is ideal for space-constrained applications.
7. Push-Pull Output: The device features a push-pull output, which simplifies integration with digital circuits.
8. Reliability: Designed for robust performance in various applications including consumer electronics, industrial systems, and automotive applications.
These features make the TMP390A3DRLR a versatile and reliable choice for thermal management solutions.
Pinout
Key functions include:
1. Dual-channel Monitoring: The TMP390 can monitor two separate temperature zones.
2. Temperature Thresholds: It allows for programmable temperature thresholds, providing flexibility in setting the desired temperature limits.
3. Fault Reporting: When a temperature limit is exceeded, the device will generate an alert signal.
4. Low Power Consumption: It is designed to operate with minimal power usage, making it suitable for battery-powered devices.
The TMP390 is often used in applications like consumer electronics, power supply systems, and industrial equipment to ensure operation within safe temperature ranges.
Manufacturer
TI's products are integral to the functionality of a multitude of electronic devices and systems, providing essential components that manage power, process data, and enable connectivity. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments is one of the leading companies in the semiconductor industry, recognized for its technological advancements and contributions to the electronics sector. The company also invests heavily in research and development to drive innovation and maintain its competitive edge in the technology market.
Application
1. Industrial Automation: Monitoring and controlling temperature in machinery and equipment.
2. Consumer Electronics: Ensuring thermal management in devices like laptops and smartphones.
3. Automotive: Used in engine control units and battery management systems for thermal protection.
4. Medical Equipment: Maintaining safe operating temperatures in diagnostic and therapeutic devices.
5. Data Centers: Managing thermal conditions in servers and networking equipment to ensure reliability.
6. HVAC Systems: Regulating temperatures for efficient heating and cooling.
These applications benefit from the device's high accuracy, low power consumption, and small footprint.