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TPS3828-33DBVR
+Lista de MateriaisIC SUPERVISOR 1 CHANNEL SOT23-5
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FabricanteTexas Instruments
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Peça do Fabricante #TPS3828-33DBVR
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Pacote SOT-23-5
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Em Estoque5457
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 2.93V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | 120ms Minimum |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the TPS3828-33DBVR include:
1. Voltage Monitoring: It provides accurate monitoring of the 3.3V supply voltage, ensuring the connected system does not operate under undervoltage conditions.
2. Reset Functionality: The IC generates a reset signal when the monitored voltage drops below a preset threshold, protecting the microprocessor or other sensitive components from erratic operation.
3. Manual Reset: It includes a manual reset input, allowing for external reset signal input.
4. Low Supply Current: The device consumes minimal current, contributing to energy efficiency in battery-operated devices.
5. Precision Thresholds: It offers precise voltage threshold detection with minimal delay, enhancing reliability.
Overall, the TPS3828-33DBVR is widely used in applications requiring reliable voltage supervision with reset capabilities, such as embedded systems and microcontroller-based designs.
Equivalent
Features
1. Voltage Monitoring: It supervises a 3.3V nominal voltage supply.
2. Precision Threshold: Offers a 2.93V threshold voltage with high accuracy.
3. Manual Reset: Includes a manual reset input for enhanced control.
4. Watchdog Timer: Equipped with a watchdog timer to track microprocessor activity, preventing system errors.
5. Reset Output: Provides a reset output for stable operation during power-up and power-down conditions.
6. Low Supply Current: Consumes minimal power, optimizing battery life in portable applications.
7. Fast Propagation Delay: Boasts a quick 35 µs typical propagation delay.
8. Small Package: Available in a compact SOT-23-5 package, suitable for space-constrained designs.
9. Temperature Range: Operates over an extended temperature range, enhancing reliability in diverse environments.
These features make the TPS3828-33DBVR ideal for applications requiring reliable voltage supervision and system recovery capabilities.
Pinout
The key features and pin functions are:
1. Pin 1 - GND: Ground connection.
2. Pin 2 - RESET: Active-low reset output; goes low when the monitored voltage drops below the threshold.
3. Pin 3 - SET: Connects to the voltage to be monitored.
4. Pin 4 - VDD: Supply voltage input.
5. Pin 5 - MR: Manual reset input; an active-low signal that can be used to manually trigger a reset.
The TPS3828-33 provides a precision supply voltage supervision with a typical threshold of 3.3V, ensuring a reliable reset signal for systems operating in or around this voltage level.
Manufacturer
Application
1. Microcontroller and DSP Systems: Protects against under-voltage conditions for reliable operation.
2. Consumer Electronics: Ensures stable operation of devices like TVs and set-top boxes.
3. Computers and Servers: Monitors critical voltage rails in PCs and servers.
4. Industrial Control Systems: Provides voltage supervision for automation equipment.
5. Networking Equipment: Maintains stability in routers and switches.
6. Automotive Electronics: Enhances reliability in automotive control units.
These applications benefit from its low power consumption and precise voltage threshold settings.