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TMP302BDRLR
+NomenclatureTHERMOSTAT ACT LOW OPEN DRN 6SOT
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FabricantTexas Instruments
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Pièce fabricant #TMP302BDRLR
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Package SOT-5X
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En stock1215
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Trip Temperature Threshold | Hot |
| Switching Temperature | 70°C, 75°C, 80°C, 85°C |
| Accuracy | ±0.2°C |
| Current - Output (Max) | 10mA |
| Output Type | Open Drain |
| Output | Active Low |
| Output Function | /OverTemp |
| Selectable Hysteresis | Yes |
| Features | Selectable Trip Point |
| Voltage - Supply | 1.4 V ~ 3.6 V |
| Supply Current | 8µA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Présentation
Description
This particular model features a fixed temperature trip point, which can be selected by the user from a range of factory-set options, allowing the device to trigger an alert when a specified temperature threshold is exceeded. The TMP302BDRLR is equipped with an open-drain output and has a fast response time, making it suitable for over-temperature protection in electronic systems.
The device comes in a compact SOT-563 package, making it ideal for space-constrained applications. It is commonly used in consumer electronics, automotive systems, and industrial equipment for reliable temperature management and protection.
Equivalent
1. LM26LV series from Texas Instruments – Offers similar functionality with low-voltage operation.
2. MAX6509 series from Maxim Integrated – Provides temperature switching with comparable features.
3. MCP9501 series from Microchip Technology – Another alternative for temperature switching applications.
4. NCT75 from ON Semiconductor – Offers similar temperature monitoring capabilities.
Ensure you check specific parameters and pin compatibility for your application needs.
Features
1. Temperature Accuracy: Provides high accuracy temperature monitoring with a typical accuracy of ±2°C.
2. Temperature Thresholds: Offers user-programmable temperature thresholds, enabling precise control over the temperature limits.
3. Low Power Consumption: Operates with low power, making it suitable for battery-operated devices.
4. Supply Voltage: Functions efficiently within a supply voltage range of 1.4V to 3.6V.
5. Output Configuration: Equipped with an active-low, open-drain output that allows interfacing with a variety of microcontrollers and logic systems.
6. Compact Size: Available in a small SOT-563 package, ideal for space-constrained applications.
7. Wide Operating Temperature Range: Can operate in temperatures ranging from -40°C to 125°C, making it versatile for various environments.
8. Hysteresis: Provides built-in hysteresis to prevent chattering near the temperature threshold.
9. RoHS Compliant: Meets environmental standards, ensuring it is lead-free and safe for use.
These features make the TMP302BDRLR suitable for applications requiring reliable temperature monitoring and control.
Pinout
1. V+ (Pin 1): Power supply input. Connect to the positive voltage supply (1.4 V to 3.6 V).
2. GND (Pin 2): Ground. Connect to the system ground.
3. HYSTSET (Pin 3): Hysteresis set pin. This pin allows the user to select the hysteresis of the temperature switch threshold.
4. OUT (Pin 4): Output. This is an open-drain output that changes state when the temperature threshold is crossed.
5. A1 (Pin 5) and A0 (Pin 6): Address pins. These pins are used to set the address of the device for I2C communication purposes, though in the TMP302, they are typically used to set the threshold temperature.
The TMP302 series offers programmable thresholds and hysteresis, making it versatile for various temperature monitoring applications.
Manufacturer
Application
1. Consumer Electronics: Protects devices from overheating by monitoring temperature and triggering cooling mechanisms.
2. Industrial Equipment: Ensures machinery operates within safe temperature limits to prevent damage and maintain efficiency.
3. Automotive Systems: Used in engine and battery management systems to prevent overheating.
4. Power Supply Systems: Monitors temperature to prevent overheating in power converters and supply units.
5. HVAC Systems: Used for efficient heating and cooling control.
Its precise temperature monitoring and switching capabilities make it ideal for applications requiring reliable thermal protection.