仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 3.07V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | Adjustable/Selectable |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
The TPS3808G33QDBVRQ1 is a precision voltage supervisor from Texas Instruments, designed for monitoring system voltages in automotive and industrial applications. It is part of the TPS3808-Q1 family, which is known for its high accuracy and low power consumption. This device ensures that the system remains in a reset state until the power supply voltage reaches a safe level, preventing malfunction in microcontrollers or processors due to inadequate supply voltage.
Key features include:
- Low Quiescent Current: It has a low quiescent current, making it suitable for battery-powered applications.
- High Accuracy: The device provides precise voltage monitoring with a typical threshold accuracy of 0.5%.
- Programmable Delay: It includes a programmable delay function, allowing customization of the reset delay time.
- Wide Supply Voltage Range: It operates over a wide range, typically from 1.7 V to 6.5 V.
- Temperature Range: The device is qualified for automotive applications with a temperature range from -40°C to 125°C.
The TPS3808G33QDBVRQ1 enhances system reliability through accurate supervision and flexible configurations.
Key features include:
- Low Quiescent Current: It has a low quiescent current, making it suitable for battery-powered applications.
- High Accuracy: The device provides precise voltage monitoring with a typical threshold accuracy of 0.5%.
- Programmable Delay: It includes a programmable delay function, allowing customization of the reset delay time.
- Wide Supply Voltage Range: It operates over a wide range, typically from 1.7 V to 6.5 V.
- Temperature Range: The device is qualified for automotive applications with a temperature range from -40°C to 125°C.
The TPS3808G33QDBVRQ1 enhances system reliability through accurate supervision and flexible configurations.
Equivalent
The TPS3808G33QDBVRQ1 is a voltage supervisor IC from Texas Instruments. Equivalent products include:
1. MAX706 from Maxim Integrated - Offers similar voltage monitoring and reset functions.
2. STM6321 from STMicroelectronics - Provides comparable voltage supervision features.
3. ADM803 from Analog Devices - Another alternative with equivalent functionality for voltage monitoring and reset.
Ensure the specific electrical and package requirements match your application when selecting an equivalent.
1. MAX706 from Maxim Integrated - Offers similar voltage monitoring and reset functions.
2. STM6321 from STMicroelectronics - Provides comparable voltage supervision features.
3. ADM803 from Analog Devices - Another alternative with equivalent functionality for voltage monitoring and reset.
Ensure the specific electrical and package requirements match your application when selecting an equivalent.
Features
The TPS3808G33QDBVRQ1 is a precision voltage supervisor with the following key features:
1. Precision Monitoring: It monitors system voltages accurately and has a threshold accuracy of 0.5% over temperature.
2. Adjustable Delay: The device provides an adjustable delay time using an external capacitor, allowing flexibility in setting system reset timing.
3. Low Quiescent Current: It operates with a low quiescent current, which is beneficial for battery-powered applications.
4. Wide Supply Voltage Range: The operating supply voltage ranges from 2.0 V to 6.0 V.
5. Reset Output: Offers an active-low reset output that remains valid even when the supply voltage is down to 0.8 V.
6. Temperature Range: Supports an extended temperature range from -40°C to +125°C, making it suitable for automotive applications.
7. Small Package: Available in a small SOT-23 package, which is advantageous for space-constrained applications.
8. AEC-Q100 Qualified: Meets automotive industry standards, ensuring reliability and performance in automotive environments.
These features make the TPS3808G33QDBVRQ1 ideal for ensuring reliable system performance by supervising critical voltage levels in various applications.
1. Precision Monitoring: It monitors system voltages accurately and has a threshold accuracy of 0.5% over temperature.
2. Adjustable Delay: The device provides an adjustable delay time using an external capacitor, allowing flexibility in setting system reset timing.
3. Low Quiescent Current: It operates with a low quiescent current, which is beneficial for battery-powered applications.
4. Wide Supply Voltage Range: The operating supply voltage ranges from 2.0 V to 6.0 V.
5. Reset Output: Offers an active-low reset output that remains valid even when the supply voltage is down to 0.8 V.
6. Temperature Range: Supports an extended temperature range from -40°C to +125°C, making it suitable for automotive applications.
7. Small Package: Available in a small SOT-23 package, which is advantageous for space-constrained applications.
8. AEC-Q100 Qualified: Meets automotive industry standards, ensuring reliability and performance in automotive environments.
These features make the TPS3808G33QDBVRQ1 ideal for ensuring reliable system performance by supervising critical voltage levels in various applications.
Pinout
The TPS3808G33QDBVRQ1 is a precision supervisory circuit from Texas Instruments. It comes in a 6-pin SOT-23 package. This device is designed to monitor the supply voltage in microcontrollers and other embedded systems to ensure proper operation. It provides a reset signal to the system when the monitored voltage drops below a pre-set threshold, in this case, 3.3V. The reset function helps prevent malfunction by holding the microcontroller in a reset state until the voltage levels are stable and above the threshold. The TPS3808G33QDBVRQ1 also features adjustable delay time for the reset signal, allowing for customization according to system requirements. Its automotive qualification (indicated by the "Q1" suffix) makes it suitable for use in automotive applications.
Manufacturer
The TPS3808G33QDBVRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits, microcontrollers, and digital signal processors. TI is known for its innovation in the electronics industry and caters to various markets, including automotive, industrial, consumer electronics, and communications equipment. The company is headquartered in Dallas, Texas, and is a prominent player in the semiconductor industry, providing solutions that enhance electronic systems' performance and efficiency.
Application
The TPS3808G33QDBVRQ1 is a precision voltage supervisor designed for monitoring system voltage levels and ensuring reliable operation. Its application areas include automotive systems, where it helps maintain proper voltage levels in electronic control units (ECUs) and other critical circuits. It is also used in industrial equipment to monitor power supplies, preventing errors and ensuring operational stability. Additionally, the device is suitable for communication and networking equipment, where it safeguards against power faults, and in consumer electronics for battery-powered devices to optimize performance and battery life. Its versatility and precision make it ideal for any application requiring reliable voltage monitoring and system reset capabilities.
Package
The TPS3808G33QDBVRQ1 is a voltage supervisory IC from Texas Instruments, and it comes in a SOT-23-6 package type. This is a small, surface-mount package designed for space-efficient applications.
