仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Simple Reset/Power-On Reset |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 2.63V |
| 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 |
概要
Description
The TPS3823-30DBVR is a voltage supervisor IC designed by Texas Instruments. It is part of the TPS3823 series, which provides circuit designers with a reliable means of monitoring and ensuring system stability in microcontroller and microprocessor applications. This device is particularly focused on monitoring the supply voltage and asserting a reset signal when necessary.
Key features include a precise 2.93V threshold voltage for reset, ensuring the microcontroller operates safely within its voltage limits. It has a push-pull, active-low output reset with a fixed delay time of 200ms, allowing sufficient stabilization time for the system before commencing operations. The IC operates within a wide supply voltage range of 1V to 6V, making it suitable for various applications.
Housed in a compact SOT-23-5 package, the TPS3823-30DBVR is ideal for space-constrained applications. With a low quiescent current, it is energy-efficient, an essential factor for battery-powered devices. This IC is widely used in consumer electronics, automotive, and industrial applications requiring robust voltage monitoring solutions.
Key features include a precise 2.93V threshold voltage for reset, ensuring the microcontroller operates safely within its voltage limits. It has a push-pull, active-low output reset with a fixed delay time of 200ms, allowing sufficient stabilization time for the system before commencing operations. The IC operates within a wide supply voltage range of 1V to 6V, making it suitable for various applications.
Housed in a compact SOT-23-5 package, the TPS3823-30DBVR is ideal for space-constrained applications. With a low quiescent current, it is energy-efficient, an essential factor for battery-powered devices. This IC is widely used in consumer electronics, automotive, and industrial applications requiring robust voltage monitoring solutions.
Equivalent
The TPS3823-30DBVR is a voltage supervisor from Texas Instruments. Equivalent products might include:
1. MAX809T from Maxim Integrated: a similar voltage supervisor with comparable features.
2. STM6321 from STMicroelectronics: offers similar reset threshold and functionality.
3. ADM809T from Analog Devices: another potential equivalent with similar specifications.
Always check the specific datasheets to ensure compatibility with your application's requirements.
1. MAX809T from Maxim Integrated: a similar voltage supervisor with comparable features.
2. STM6321 from STMicroelectronics: offers similar reset threshold and functionality.
3. ADM809T from Analog Devices: another potential equivalent with similar specifications.
Always check the specific datasheets to ensure compatibility with your application's requirements.
Features
The TPS3823-30DBVR is a voltage supervisor IC designed to monitor the supply voltage in a variety of electronic systems, ensuring reliable operation. Key features include:
1. Supply Voltage Monitoring: Supervises a specific threshold (3.0V), suitable for systems that operate around this voltage level.
2. Precision Threshold: Offers a high-precision voltage threshold, ensuring accurate monitoring and preventing false resets.
3. Manual Reset Input: Includes a manual reset input pin for user-initiated resets, adding flexibility in system control.
4. Reset Delay Time: Provides a fixed reset delay time after the voltage rises above the threshold, ensuring system stability before operation resumes.
5. Low Supply Current: Designed for low power consumption, making it suitable for battery-powered applications.
6. Temperature Range: Supports an industrial temperature range, typically from -40°C to 85°C, ensuring reliable performance in diverse environmental conditions.
7. Package Type: Available in a small SOT-23 package which is ideal for space-constrained applications.
These features make the TPS3823-30DBVR a reliable choice for ensuring the stability and reliability of electronic systems by preventing improper operation during undervoltage conditions.
1. Supply Voltage Monitoring: Supervises a specific threshold (3.0V), suitable for systems that operate around this voltage level.
2. Precision Threshold: Offers a high-precision voltage threshold, ensuring accurate monitoring and preventing false resets.
3. Manual Reset Input: Includes a manual reset input pin for user-initiated resets, adding flexibility in system control.
4. Reset Delay Time: Provides a fixed reset delay time after the voltage rises above the threshold, ensuring system stability before operation resumes.
5. Low Supply Current: Designed for low power consumption, making it suitable for battery-powered applications.
6. Temperature Range: Supports an industrial temperature range, typically from -40°C to 85°C, ensuring reliable performance in diverse environmental conditions.
7. Package Type: Available in a small SOT-23 package which is ideal for space-constrained applications.
These features make the TPS3823-30DBVR a reliable choice for ensuring the stability and reliability of electronic systems by preventing improper operation during undervoltage conditions.
Pinout
The TPS3823-30DBVR is a supervisory circuit manufactured by Texas Instruments. It comes in a 5-pin SOT-23 package. The primary function of this device is to monitor the supply voltage of a microcontroller or microprocessor system and to provide a reset signal when the monitored voltage drops below a specified threshold. This ensures that the system operates correctly by resetting it during power-up, brownouts, or voltage dips.
The pin configuration typically includes:
1. VDD: Supply voltage pin.
2. GND: Ground reference pin.
3. RESET: Active-low reset output pin. It triggers a reset of the microcontroller.
4. MR (Manual Reset): An input pin that allows for a manual reset by pulling it low.
5. NC (No Connect): This pin might not be connected internally and is reserved for future use or left floating.
Remember to consult the manufacturer's datasheet for precise and detailed specifications or any potential updates to this information.
The pin configuration typically includes:
1. VDD: Supply voltage pin.
2. GND: Ground reference pin.
3. RESET: Active-low reset output pin. It triggers a reset of the microcontroller.
4. MR (Manual Reset): An input pin that allows for a manual reset by pulling it low.
5. NC (No Connect): This pin might not be connected internally and is reserved for future use or left floating.
Remember to consult the manufacturer's datasheet for precise and detailed specifications or any potential updates to this information.
Manufacturer
The TPS3823-30DBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits (ICs). Their products are used in a variety of applications, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is well-known for its innovation and leadership in the semiconductor industry, providing solutions that enhance electronic systems' performance, reliability, and efficiency.
Application
The TPS3823-30DBVR is a voltage supervisor or reset IC commonly used in applications that require monitoring of power supply voltages to ensure system reliability and stability. Its primary application areas include:
1. Embedded Systems: Ensures microcontrollers and processors receive a stable reset signal during power-up and brownout conditions.
2. Consumer Electronics: Used in devices like smartphones, tablets, and other portable gadgets for reliable startup and operation.
3. Industrial Equipment: Monitors critical systems to prevent malfunctions due to voltage drops.
4. Networking Equipment: Ensures routers, switches, and other networking devices start correctly.
5. Automotive Systems: Provides voltage monitoring for electronic control units (ECUs) for safe vehicle operation.
These applications benefit from its precision voltage monitoring and small footprint.
1. Embedded Systems: Ensures microcontrollers and processors receive a stable reset signal during power-up and brownout conditions.
2. Consumer Electronics: Used in devices like smartphones, tablets, and other portable gadgets for reliable startup and operation.
3. Industrial Equipment: Monitors critical systems to prevent malfunctions due to voltage drops.
4. Networking Equipment: Ensures routers, switches, and other networking devices start correctly.
5. Automotive Systems: Provides voltage monitoring for electronic control units (ECUs) for safe vehicle operation.
These applications benefit from its precision voltage monitoring and small footprint.
Package
The TPS3823-30DBVR is a voltage supervisor IC from Texas Instruments. It comes in a SOT-23-5 package, which is a small outline package designed for surface mounting on PCBs.
