사양
| 속성 | 가치 |
| Package | Tube |
| Series | Automotive |
| ProductStatus | Active |
| AmplifierType | Current Sense |
| NumberofCircuits | 1 |
| SlewRate | 1V/µs |
| -3dbBandwidth | 250 kHz |
| Voltage-InputOffset | 200 µV |
| Current-Supply | 2.6mA |
| Voltage-SupplySpan(Min) | 2.7 V |
| Voltage-SupplySpan(Max) | 5.5 V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
개요
Description
The AD8418WBRZ is a high-precision, bi-directional current shunt monitor from Analog Devices. It is designed to measure voltage across a shunt resistor and provide an amplified output voltage that is proportional to the current flowing through the shunt. This device is well-suited for use in automotive and industrial applications due to its wide operating temperature range and high accuracy.
Key features of the AD8418WBRZ include its wide input common-mode voltage range, which extends from -2 V to +70 V, making it suitable for a variety of high-voltage environments. It offers excellent accuracy with low offset and gain drift over temperature, ensuring reliable performance. The device has a fixed gain of 20 V/V, facilitating easy integration into existing systems.
Additionally, the AD8418WBRZ features a robust electromagnetic interference (EMI) filter, enhancing its performance in noisy environments. Its small package size and low power consumption further contribute to its suitability for compact and energy-efficient designs. Overall, the AD8418WBRZ is a versatile and reliable solution for current monitoring applications.
Key features of the AD8418WBRZ include its wide input common-mode voltage range, which extends from -2 V to +70 V, making it suitable for a variety of high-voltage environments. It offers excellent accuracy with low offset and gain drift over temperature, ensuring reliable performance. The device has a fixed gain of 20 V/V, facilitating easy integration into existing systems.
Additionally, the AD8418WBRZ features a robust electromagnetic interference (EMI) filter, enhancing its performance in noisy environments. Its small package size and low power consumption further contribute to its suitability for compact and energy-efficient designs. Overall, the AD8418WBRZ is a versatile and reliable solution for current monitoring applications.
Equivalent
The AD8418WBRZ is a precision current sense amplifier from Analog Devices. Equivalent products from other manufacturers include:
1. INA240-Q1 from Texas Instruments: Features excellent accuracy and high bandwidth for current sensing.
2. MAX40080 from Maxim Integrated: Offers high precision with fast response times.
3. LT1999 from Analog Devices (formerly by Linear Technology): Provides similar high common-mode voltage capabilities.
4. MCP6C02 from Microchip Technology: Known for low offset voltage and high common-mode voltage.
These alternatives may vary slightly in specifications, so it's important to verify compatibility with your application requirements.
1. INA240-Q1 from Texas Instruments: Features excellent accuracy and high bandwidth for current sensing.
2. MAX40080 from Maxim Integrated: Offers high precision with fast response times.
3. LT1999 from Analog Devices (formerly by Linear Technology): Provides similar high common-mode voltage capabilities.
4. MCP6C02 from Microchip Technology: Known for low offset voltage and high common-mode voltage.
These alternatives may vary slightly in specifications, so it's important to verify compatibility with your application requirements.
Features
The AD8418WBRZ is a high-precision, bi-directional current sense amplifier designed for automotive and other demanding applications. It features a wide input common-mode voltage range from −2 V to +70 V, enabling it to operate in a variety of high-side and low-side current sensing situations. The device offers low offset voltage and low gain error, ensuring high accuracy in current measurement. It also provides a fixed gain of 20 V/V, making it suitable for precise current monitoring.
The AD8418WBRZ has a wide operating temperature range from −40°C to +150°C, which is particularly beneficial for automotive environments. It is capable of fast response times, which is crucial for real-time current monitoring. The device also includes EMI filters to enhance performance in noisy environments. Additionally, it is available in a small SOIC-8 package, facilitating easy integration into various designs. Its robust features and reliability make it suitable for use in applications such as motor control, battery management, and power management systems.
The AD8418WBRZ has a wide operating temperature range from −40°C to +150°C, which is particularly beneficial for automotive environments. It is capable of fast response times, which is crucial for real-time current monitoring. The device also includes EMI filters to enhance performance in noisy environments. Additionally, it is available in a small SOIC-8 package, facilitating easy integration into various designs. Its robust features and reliability make it suitable for use in applications such as motor control, battery management, and power management systems.
Pinout
The AD8418WBRZ is a precision, high voltage, bidirectional current sense amplifier from Analog Devices. It is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The key functions of the AD8418WBRZ include amplifying small differential voltages in the presence of large common-mode voltages, which is essential for current sensing applications.
Key features include:
- Input Pins (IN+, IN-): Sense the differential voltage across a shunt resistor to measure current.
- Output Pin (OUT): Provides the amplified output voltage proportional to the sensed current.
- Power Pins (V+, GND): V+ is the supply voltage pin, and GND is the ground connection.
- Reference Pins (REF1, REF2): Allow for output voltage level shifting to accommodate unidirectional or bidirectional current sensing.
Overall, the AD8418WBRZ is designed to offer excellent accuracy over a wide temperature range and is suitable for automotive and industrial applications due to its robust performance in harsh environments.
Key features include:
- Input Pins (IN+, IN-): Sense the differential voltage across a shunt resistor to measure current.
- Output Pin (OUT): Provides the amplified output voltage proportional to the sensed current.
- Power Pins (V+, GND): V+ is the supply voltage pin, and GND is the ground connection.
- Reference Pins (REF1, REF2): Allow for output voltage level shifting to accommodate unidirectional or bidirectional current sensing.
Overall, the AD8418WBRZ is designed to offer excellent accuracy over a wide temperature range and is suitable for automotive and industrial applications due to its robust performance in harsh environments.
Manufacturer
The AD8418WBRZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, Analog Devices serves a variety of industries including automotive, communications, consumer electronics, industrial, and healthcare. The company is known for producing high-performance analog technology and solutions that include data converters, amplifiers, radio frequency (RF) ICs, power management products, and sensors. Analog Devices focuses on innovation and engineering excellence, providing products that enable advancements in applications that range from consumer devices to complex industrial and healthcare systems.
Application
The AD8418WBRZ is a high-precision, bidirectional current sense amplifier designed for automotive and industrial applications. Key application areas include battery monitoring in electric vehicles, motor control, and power management systems. It is also used in solenoid control and various safety systems where accurate current measurement is critical. Its wide operating temperature range and robustness make it suitable for harsh environments found in automotive systems. Additionally, the AD8418WBRZ is often utilized in renewable energy systems, such as solar and wind power, to monitor and manage power flows efficiently.
Package
The AD8418WBRZ is an automotive-grade current sense amplifier from Analog Devices, housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. This package type is designed for surface-mount technology (SMT) in electronic circuits, providing a compact solution for high-performance applications.
