Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Multi-Voltage Supervisor |
| NumberofVoltagesMonitored | 2 |
| Voltage-Threshold | Adjustable/Selectable |
| Output | Open Drain or Open Collector |
| OperatingTemperature | -40°C ~ 105°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Overview
Description
The MC33161DR2G is a dual voltage monitoring circuit designed by ON Semiconductor. It is utilized primarily for power supply monitoring and battery-powered systems, where it ensures that the voltage remains within specified limits to prevent damage or malfunction. The device operates by comparing the monitored input voltages against two internal reference voltages. If the input voltage deviates from these references, the MC33161DR2G can trigger a reset or provide a warning signal.
Key features include a wide supply voltage range, low power consumption, and the ability to monitor dual voltage levels independently. It also offers precision voltage detection, making it reliable for use in various applications, including computers, telecommunications, and consumer electronics. The device is packaged in a compact SOIC-8 form, making it suitable for space-constrained designs.
Overall, the MC33161DR2G helps maintain system stability and reliability by ensuring that critical components operate within safe voltage levels, thereby extending the lifespan of electronic devices.
Key features include a wide supply voltage range, low power consumption, and the ability to monitor dual voltage levels independently. It also offers precision voltage detection, making it reliable for use in various applications, including computers, telecommunications, and consumer electronics. The device is packaged in a compact SOIC-8 form, making it suitable for space-constrained designs.
Overall, the MC33161DR2G helps maintain system stability and reliability by ensuring that critical components operate within safe voltage levels, thereby extending the lifespan of electronic devices.
Equivalent
Equivalent products for the MC33161DR2G, a dual voltage monitor IC, include:
1. LM393 series (e.g., LM393DR) - by Texas Instruments
2. NCS2200 series - by ON Semiconductor
3. MAX8211 - by Maxim Integrated
These alternatives can offer similar functionalities, but always check the specific datasheets to ensure compatibility in terms of voltage thresholds, package type, and other electrical characteristics.
1. LM393 series (e.g., LM393DR) - by Texas Instruments
2. NCS2200 series - by ON Semiconductor
3. MAX8211 - by Maxim Integrated
These alternatives can offer similar functionalities, but always check the specific datasheets to ensure compatibility in terms of voltage thresholds, package type, and other electrical characteristics.
Features
The MC33161DR2G is a dual voltage monitoring circuit designed for use in a variety of electronic applications. Key features include:
1. Dual Voltage Monitoring: It can monitor two separate voltage levels, making it suitable for systems requiring oversight of multiple power sources.
2. Adjustable Thresholds: The device allows for adjustable voltage thresholds, providing flexibility in setting the desired monitoring levels.
3. Wide Supply Voltage Range: It operates over a broad supply voltage range, enhancing its adaptability in different circuits.
4. Low Supply Current: The device is designed for low power consumption, making it energy-efficient and suitable for battery-powered applications.
5. Open-Collector Outputs: This feature allows for easy interfacing with other components and systems.
6. Hysteresis: It incorporates hysteresis on the inputs, which helps in avoiding false triggering due to noise or voltage fluctuations.
7. Package: The DR2G suffix indicates it is available in an SOIC-8 package, suitable for surface mount technology.
These features make the MC33161DR2G ideal for applications in power supply monitoring, battery management systems, and any other scenario where reliable voltage detection is crucial.
1. Dual Voltage Monitoring: It can monitor two separate voltage levels, making it suitable for systems requiring oversight of multiple power sources.
2. Adjustable Thresholds: The device allows for adjustable voltage thresholds, providing flexibility in setting the desired monitoring levels.
3. Wide Supply Voltage Range: It operates over a broad supply voltage range, enhancing its adaptability in different circuits.
4. Low Supply Current: The device is designed for low power consumption, making it energy-efficient and suitable for battery-powered applications.
5. Open-Collector Outputs: This feature allows for easy interfacing with other components and systems.
6. Hysteresis: It incorporates hysteresis on the inputs, which helps in avoiding false triggering due to noise or voltage fluctuations.
7. Package: The DR2G suffix indicates it is available in an SOIC-8 package, suitable for surface mount technology.
These features make the MC33161DR2G ideal for applications in power supply monitoring, battery management systems, and any other scenario where reliable voltage detection is crucial.
Pinout
The MC33161DR2G is a dual voltage monitoring IC designed to supervise the supply voltage levels in microprocessor systems. It comes in an 8-pin SOIC package. The key functions of the MC33161DR2G include:
1. Voltage Monitoring: It monitors the supply voltage and provides an output signal when the voltage crosses a preset threshold.
2. Dual Comparators: The device features two independent voltage comparators, allowing the monitoring of two voltage levels.
3. Adjustable Thresholds: The thresholds can be adjusted using external resistors to suit specific application requirements.
4. Reset Function: It includes a reset function that can be used to initialize the microprocessor during power-up and to prevent undefined operations during under-voltage conditions.
These features make the MC33161DR2G suitable for a variety of applications, including power supply sequencing and microprocessor reset control.
1. Voltage Monitoring: It monitors the supply voltage and provides an output signal when the voltage crosses a preset threshold.
2. Dual Comparators: The device features two independent voltage comparators, allowing the monitoring of two voltage levels.
3. Adjustable Thresholds: The thresholds can be adjusted using external resistors to suit specific application requirements.
4. Reset Function: It includes a reset function that can be used to initialize the microprocessor during power-up and to prevent undefined operations during under-voltage conditions.
These features make the MC33161DR2G suitable for a variety of applications, including power supply sequencing and microprocessor reset control.
Manufacturer
The MC33161DR2G is manufactured by ON Semiconductor, now known as onsemi. Onsemi is a semiconductor manufacturing company that designs, manufactures, and supplies a wide range of semiconductor components. These components include integrated circuits, discrete devices, and modules used in various applications like automotive, industrial, computing, consumer electronics, communications, and medical devices. The company focuses on providing energy-efficient and sustainable solutions, emphasizing smart power and intelligent sensing technologies.
Application
The MC33161DR2G is a versatile integrated circuit used primarily in power management and control applications. It is commonly utilized for undervoltage sensing, overvoltage protection, and power supply supervision. The chip can monitor battery levels, ensuring devices operate within safe voltage ranges, and can be used in automotive systems, industrial equipment, and consumer electronics. Its typical applications include battery-operated devices, DC-DC converters, and any system requiring precise voltage monitoring and protection features.
Package
The MC33161DR2G is a dual undervoltage sensing circuit, and it is packaged in a surface-mount SOIC-8 (Small Outline Integrated Circuit) package.
