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TPS3847085DBVR
+物料清單IC SUPERVISOR 1 CHANNEL SOT23-5
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製造商德州儀器
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製造商部分 #TPS3847085DBVR
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有存貨7412
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正品保證
規格
| 屬性 | 價值 |
| Part Status | Active |
| Base Product Number | TPS3847085 |
| DigiKey Programmable | Not Verified |
| Type | Simple Reset/Power-On Reset |
| Voltage - Threshold | 8.5V |
| Output | Push-Pull, Totem Pole |
| Reset | Active Low |
| Reset Timeout | 4.5ms Typical |
| Operating Temperature | -40°C ~ 85°C (TJ) |
| Mounting Type | Surface Mount |
| Package | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| Packaging | Bulk, Cut Tape (CT), Tape & Reel (TR) |
| Number of Voltages Monitored | 1 |
概述
Description
Key features of the TPS3847085DBVR include a fixed threshold voltage, low supply current, and a push-pull output configuration. The device offers a reset output, which asserts low when the monitored voltage drops below the threshold, providing a signal to initiate corrective actions, like system reset or power cycling. Its small SOT-23 package allows for easy integration into various designs. This supervisor is ideal for applications requiring precise power management and reliable operation, such as in battery-operated devices, automotive systems, and industrial equipment.
Equivalent
Features
1. Voltage Monitoring: It accurately monitors system voltages to ensure that they remain within specified limits.
2. Low Quiescent Current: The device operates with minimal power consumption, making it suitable for battery-powered applications.
3. Precision Threshold: Offers a precise voltage threshold detection to enhance system reliability.
4. Manual Reset Capability: Includes a manual reset input for user-initiated resets, which is useful for debugging and testing.
5. Reset Timeout Period: The device features a reset timeout period, ensuring that the system has adequate time to power up or reset.
6. Temperature Range: Operates efficiently over a wide temperature range, making it suitable for various environmental conditions.
7. Compact Package: Available in a small SOT-23 package, ideal for space-constrained applications.
These features make the TPS3847085DBVR a versatile choice for applications requiring dependable voltage monitoring and system reset functionality.
Pinout
Key pin functions typically include:
1. VDD (Power Supply): Connects to the monitored voltage supply.
2. GND (Ground): Ground reference.
3. RESET (Output): Outputs a reset signal when VDD falls below the threshold.
4. MR (Manual Reset): Allows manual triggering of the reset function.
5. NC or Other Function (Varies): Depending on the specific device variant, this pin might be no-connect or have another function.
These pins help ensure the microcontroller or system is properly reset during undervoltage conditions, enhancing system reliability. Always refer to the datasheet for precise pin configuration and functionality.
Manufacturer
Application
1. Consumer Electronics: Devices like smartphones and tablets for battery monitoring and power management.
2. Industrial Systems: Equipment needing accurate voltage monitoring for safety and efficiency, such as PLCs and motor controllers.
3. Automotive Electronics: Ensures stable operation of onboard systems by monitoring vehicle battery and power supply lines.
4. Computing: Used in servers and computers to monitor and manage power supply health.
5. Communication Equipment: Ensures reliable operation of networking devices by monitoring power integrity.
These applications benefit from the IC's precision voltage threshold detection and low power consumption.