사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| 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 ~ 125°C (TA) |
| Mounting Type | Surface Mount |
개요
Description
The TPS3828-33QDBVRQ1 is a precision voltage supervisor from Texas Instruments, designed for monitoring the power supply in automotive and other high-reliability applications. This device ensures system stability by monitoring the voltage level and providing a reset signal whenever the supply voltage falls below a predetermined threshold. It operates with a typical supply current of only 9 μA, making it highly efficient. The TPS3828-33QDBVRQ1 features a low threshold voltage of 3.3V, with a reset delay time adjustable via an external capacitor, offering flexibility for various applications.
This component is qualified for automotive applications with an AEC-Q100 rating, ensuring high performance under harsh conditions. Its small SOT-23 package size allows for space-saving designs. Key features include precision voltage monitoring, low power consumption, and an active low reset signal, which make it ideal for use in systems requiring accurate power supervision like automotive, industrial, and communication systems. The device helps in preventing data corruption and system malfunction by ensuring the microcontroller or processor operates within specified voltage limits.
This component is qualified for automotive applications with an AEC-Q100 rating, ensuring high performance under harsh conditions. Its small SOT-23 package size allows for space-saving designs. Key features include precision voltage monitoring, low power consumption, and an active low reset signal, which make it ideal for use in systems requiring accurate power supervision like automotive, industrial, and communication systems. The device helps in preventing data corruption and system malfunction by ensuring the microcontroller or processor operates within specified voltage limits.
Equivalent
Equivalent products to the TPS3828-33QDBVRQ1, which is a voltage supervisor IC, may include:
1. Maxim Integrated's MAX706 series
2. ON Semiconductor's NCP300 series
3. STMicroelectronics' STM809 series
4. Analog Devices' ADM809 series
These alternatives offer similar voltage monitoring and reset functions, but you should verify specific requirements such as voltage thresholds, package type, and other features for compatibility.
1. Maxim Integrated's MAX706 series
2. ON Semiconductor's NCP300 series
3. STMicroelectronics' STM809 series
4. Analog Devices' ADM809 series
These alternatives offer similar voltage monitoring and reset functions, but you should verify specific requirements such as voltage thresholds, package type, and other features for compatibility.
Features
The TPS3828-33QDBVRQ1 is a precision voltage supervisor designed for automotive applications. Key features include:
1. Voltage Monitoring: It monitors a specific threshold voltage of 3.3V to ensure system stability.
2. Watchdog Timer: This integrated feature helps in monitoring microcontroller activity, providing a reset in case of a timeout.
3. Reset Functionality: The device offers a manual reset input and generates a reset output to initialize the system in the event of a fault condition.
4. Wide Temperature Range: Operates reliably within an extensive temperature range suitable for automotive environments.
5. Low Quiescent Current: It consumes minimal power, which is crucial for battery-operated systems.
6. Package: Comes in a small SOT-23 package, facilitating easy integration into compact designs.
7. Qualified for Automotive Applications: Meets rigorous AEC-Q100 standards, ensuring high reliability in automotive systems.
These features make it ideal for applications requiring precise voltage supervision and system reliability in challenging environments.
1. Voltage Monitoring: It monitors a specific threshold voltage of 3.3V to ensure system stability.
2. Watchdog Timer: This integrated feature helps in monitoring microcontroller activity, providing a reset in case of a timeout.
3. Reset Functionality: The device offers a manual reset input and generates a reset output to initialize the system in the event of a fault condition.
4. Wide Temperature Range: Operates reliably within an extensive temperature range suitable for automotive environments.
5. Low Quiescent Current: It consumes minimal power, which is crucial for battery-operated systems.
6. Package: Comes in a small SOT-23 package, facilitating easy integration into compact designs.
7. Qualified for Automotive Applications: Meets rigorous AEC-Q100 standards, ensuring high reliability in automotive systems.
These features make it ideal for applications requiring precise voltage supervision and system reliability in challenging environments.
Pinout
The TPS3828-33QDBVRQ1 is a voltage supervisor IC manufactured by Texas Instruments. It comes in a 5-pin SOT-23 package. Here are the pin functions:
1. VDD (Pin 1): This is the supply voltage input pin where the monitored voltage is applied. It powers the device.
2. GND (Pin 2): This is the ground pin, serving as the reference point for the voltage levels within the device.
3. MR (Pin 3): This is the manual reset input pin. When taken low, it triggers a reset condition regardless of the VDD level.
4. RESET (Pin 4): This is the reset output pin, which goes low when the monitored voltage (VDD) drops below a specified threshold or when MR is activated.
5. WDI (Pin 5): This is the watchdog input pin. It requires a periodic signal to prevent the device from initiating a reset sequence, ensuring that the system is functioning correctly.
The TPS3828-33QDBVRQ1 is designed to monitor supply voltages and provide a reset signal to a microcontroller or processor during power-up, power-down, and brownout conditions.
1. VDD (Pin 1): This is the supply voltage input pin where the monitored voltage is applied. It powers the device.
2. GND (Pin 2): This is the ground pin, serving as the reference point for the voltage levels within the device.
3. MR (Pin 3): This is the manual reset input pin. When taken low, it triggers a reset condition regardless of the VDD level.
4. RESET (Pin 4): This is the reset output pin, which goes low when the monitored voltage (VDD) drops below a specified threshold or when MR is activated.
5. WDI (Pin 5): This is the watchdog input pin. It requires a periodic signal to prevent the device from initiating a reset sequence, ensuring that the system is functioning correctly.
The TPS3828-33QDBVRQ1 is designed to monitor supply voltages and provide a reset signal to a microcontroller or processor during power-up, power-down, and brownout conditions.
Manufacturer
The TPS3828-33QDBVRQ1 is manufactured by Texas Instruments (TI), a global technology company known for designing and manufacturing semiconductors and various integrated circuits. TI is headquartered in Dallas, Texas, and is one of the largest semiconductor companies in the world. They serve a wide range of industries, including automotive, industrial, consumer electronics, and communications equipment. The company is recognized for its innovation in analog and embedded processing products, which are integral to various electronic systems.
Application
The TPS3828-33QDBVRQ1 is a voltage supervisor designed for automotive and industrial applications. It monitors system power and ensures microcontrollers operate within specified parameters. Key application areas include automotive electronic control units (ECUs), power management systems, embedded systems, and industrial automation equipment. Its primary function is to provide a reset signal to a microcontroller during power-up, power-down, and brownout conditions, thereby preventing data corruption and ensuring reliable operation. Additionally, its low power consumption and high accuracy make it suitable for battery-powered devices and critical safety systems.
Package
The TPS3828-33QDBVRQ1 is a voltage supervisor IC from Texas Instruments, typically housed in a SOT-23-6 package. This package type is compact, making it suitable for space-constrained applications in automotive and other electronic systems.
