仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Current/Voltage Monitor |
| SensingMethod | High-Side |
| Accuracy | ±1% |
| Voltage-Input | 2.7V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount, Wettable Flank |
| Package/Case | 16-VFQFN Exposed Pad |
概要
Description
The PAC1954T-E/4MX is a power monitoring integrated circuit (IC) designed by Microchip Technology. It is part of the PAC19xx family, which is known for its precision power measurement capabilities. This IC is tailored for applications requiring accurate monitoring of voltage, current, and power consumption in real-time. It supports up to four channels, providing simultaneous measurement capabilities for multiple power rails.
Key features include high accuracy and wide dynamic range, enabling it to handle both low and high current measurements effectively. The PAC1954T-E/4MX also integrates a digital interface, typically I²C, for easy data communication with microcontrollers or other processing units. It is suitable for use in various applications such as data centers, industrial equipment, and consumer electronics, where efficient power management is critical.
Overall, the PAC1954T-E/4MX helps designers implement energy-efficient solutions by providing precise power monitoring and management, thereby optimizing performance and enhancing system reliability.
Key features include high accuracy and wide dynamic range, enabling it to handle both low and high current measurements effectively. The PAC1954T-E/4MX also integrates a digital interface, typically I²C, for easy data communication with microcontrollers or other processing units. It is suitable for use in various applications such as data centers, industrial equipment, and consumer electronics, where efficient power management is critical.
Overall, the PAC1954T-E/4MX helps designers implement energy-efficient solutions by providing precise power monitoring and management, thereby optimizing performance and enhancing system reliability.
Equivalent
The PAC1954T-E/4MX is a power monitor IC from Microchip Technology, featuring four channels for current and voltage monitoring. Equivalent products could include:
1. TI INA3221 - A triple-channel current and voltage monitor with I2C interface.
2. Maxim Integrated MAX34407 - A four-channel power/current monitor.
3. Analog Devices LTC2946 - A wide range power and energy monitor.
These alternatives offer similar functionalities like multi-channel monitoring and digital communication interfaces. Always verify compatibility with your specific requirements before selecting a substitute.
1. TI INA3221 - A triple-channel current and voltage monitor with I2C interface.
2. Maxim Integrated MAX34407 - A four-channel power/current monitor.
3. Analog Devices LTC2946 - A wide range power and energy monitor.
These alternatives offer similar functionalities like multi-channel monitoring and digital communication interfaces. Always verify compatibility with your specific requirements before selecting a substitute.
Features
The PAC1954T-E/4MX is a high-performance power monitor designed for precision measurement and management of electrical parameters in multi-channel systems. It features a quad power monitor with a high dynamic range of 16-bit resolution, enabling accurate power, voltage, and current measurements. The device supports bus voltage measurements from 0V to 32V and a sense voltage range of ±100mV, which is suitable for a wide range of applications.
Key features include:
1. Four-channel power monitoring with bi-directional current sensing.
2. Integration of current sense amplifier and 16-bit ADC for high accuracy.
3. Configurable sample rate and averaging for flexible performance tuning.
4. I²C/SMBus interface for easy integration and communication.
5. Low power consumption, making it ideal for battery-operated devices.
6. Programmable voltage and current limits with alert function for system protection.
7. Temperature compensation to ensure accurate readings across a wide temperature range.
8. Compact package size, suitable for space-constrained applications.
These features make the PAC1954T-E/4MX a versatile component for energy monitoring in industrial, consumer, and computing applications.
Key features include:
1. Four-channel power monitoring with bi-directional current sensing.
2. Integration of current sense amplifier and 16-bit ADC for high accuracy.
3. Configurable sample rate and averaging for flexible performance tuning.
4. I²C/SMBus interface for easy integration and communication.
5. Low power consumption, making it ideal for battery-operated devices.
6. Programmable voltage and current limits with alert function for system protection.
7. Temperature compensation to ensure accurate readings across a wide temperature range.
8. Compact package size, suitable for space-constrained applications.
These features make the PAC1954T-E/4MX a versatile component for energy monitoring in industrial, consumer, and computing applications.
Pinout
The PAC1954T-E/4MX is a power and energy monitor IC designed for high-side and low-side current sensing applications. It typically comes in a 28-pin QFN package. The primary function of this IC is to measure voltage, current, and power in DC power distribution systems with high accuracy. It features:
- Four Differential Voltage Measurement Channels: These are used to measure the differential voltage across external sense resistors.
- Power Calculation: It provides power calculation for each channel, allowing for precise energy monitoring.
- Accumulator: The device includes an accumulator for energy measurement over time, enabling energy consumption analysis.
- I²C/SMBus Interface: It includes a digital interface for communication with microcontrollers or other devices, making it easy to integrate into various systems.
The device is suitable for applications in power distribution units, server power management, and other systems requiring multi-channel power measurement and management.
- Four Differential Voltage Measurement Channels: These are used to measure the differential voltage across external sense resistors.
- Power Calculation: It provides power calculation for each channel, allowing for precise energy monitoring.
- Accumulator: The device includes an accumulator for energy measurement over time, enabling energy consumption analysis.
- I²C/SMBus Interface: It includes a digital interface for communication with microcontrollers or other devices, making it easy to integrate into various systems.
The device is suitable for applications in power distribution units, server power management, and other systems requiring multi-channel power measurement and management.
Manufacturer
The PAC1954T-E/4MX is manufactured by Microchip Technology. Microchip Technology is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company offers a wide range of products that serve various industries, including automotive, aerospace, communications, computing, and consumer electronics. Microchip is known for its reliable and high-performance solutions, catering to embedded control applications.
Application
The PAC1954T-E/4MX is a high-side current sensor with power monitoring capabilities. It is typically used in applications requiring precise power management and monitoring. Key areas include data centers where it helps manage server power consumption, industrial automation systems for monitoring equipment energy usage, and telecommunications for optimizing power efficiency of network equipment. Additionally, it is used in battery management systems to monitor and prolong battery life, and in consumer electronics to ensure efficient power usage in devices like laptops and smart appliances. Its role in these applications is to provide accurate current, voltage, and power measurements in a compact, efficient form.
Package
The PAC1954T-E/4MX is a power monitor IC in a 28-lead 4x4 mm QFN (Quad Flat No-Lead) package. This package type is compact and suitable for surface-mount applications, providing efficient thermal performance and electrical connectivity for the integrated circuit.
