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TPS3823-33DBVR
+BOMIC SUPERVISOR 1 CHANNEL SOT23-5
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ManufacturerTexas Instruments
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Mfr. Part #TPS3823-33DBVR
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Package SOT-23 (DBV)-5
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In Stock2471
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Simple Reset/Power-On Reset |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 2.93V |
| Output | Push-Pull, Totem Pole |
| Reset | Active Low |
| ResetTimeout | 120ms Minimum |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
Overview
Description
Key features of the TPS3823-33DBVR include:
1. Precision Monitoring: It offers accurate voltage monitoring with a threshold voltage of 3.3V ±2.5%.
2. Reset Functionality: The IC outputs a reset signal when the monitored voltage falls below the threshold, ensuring that the microprocessor is held in a reset state until the power supply stabilizes.
3. Manual Reset Input: It includes a manual reset input for additional control.
4. Low Quiescent Current: The device consumes minimal power, making it suitable for battery-operated and low-power applications.
5. Small Package: Available in a small SOT-23 package, it is ideal for space-constrained applications.
The TPS3823-33DBVR is commonly used in embedded systems, microcontrollers, and other digital circuits requiring power supervision and reset functionality.
Equivalent
1. Maxim Integrated MAX811 series (e.g., MAX811REUS)
2. Microchip Technology MCP130 series (e.g., MCP130T-300I/TT)
3. Analog Devices ADM811 series (e.g., ADM811RARTZ-REEL7)
4. ON Semiconductor MC33064 series (e.g., MC33064D-5G)
These alternatives offer similar voltage monitoring functions and are available in similar packages. Always verify specifications to ensure compatibility.
Features
1. Reset Threshold: It has a fixed reset threshold of 3.3V, suitable for 3.3V supply systems.
2. Manual Reset Capability: Allows for external manual reset via a dedicated input pin.
3. Reset Delay: Includes a fixed reset delay of 200ms (typical), ensuring stability after power-up.
4. Active Low Reset Output: Provides an active low reset output for interface with microcontrollers and processors.
5. Low Supply Current: Consumes very little power, with a typical current of 15µA, making it ideal for battery-powered applications.
6. Precision Monitoring: Offers high accuracy in voltage monitoring, ensuring reliable performance in critical applications.
7. Small Package: Available in a compact SOT-23-5 package, which is suitable for space-constrained designs.
8. Operating Temperature: Supports a wide temperature range from -40°C to +85°C, suitable for industrial applications.
These features collectively make the TPS3823-33DBVR an efficient and reliable choice for voltage supervision in electronics designs.
Pinout
Manufacturer
Application
1. Embedded Systems: Ensuring reliable operation by monitoring supply voltage levels and providing reset signals in case of faults.
2. Consumer Electronics: Maintaining system integrity in devices like TVs and gaming consoles.
3. Industrial Controls: Monitoring critical system voltages to prevent malfunction in industrial machinery.
4. Automotive Systems: Ensuring stable operation of electronic control units by supervising power supply.
5. Networking Equipment: Protecting routers and switches from voltage fluctuations.
6. Communication Devices: Maintaining reliable operation of smartphones and tablets by ensuring proper voltage levels.
These applications benefit from the TPS3823-33DBVR's low power consumption, precision voltage monitoring, and quick response to voltage drops.