
Allicdata Part #: | ADUM1251WARZ-ND |
Manufacturer Part#: |
ADUM1251WARZ |
Price: | $ 4.27 |
Product Category: | Isolators |
Manufacturer: | Analog Devices Inc. |
Short Description: | IC DGTL ISO 3CH I2C 1MBPS 8SOIC |
More Detail: | I²C Digital Isolator 2500Vrms 2 Channel 1Mbps 25kV... |
DataSheet: | ![]() |
Quantity: | 130 |
1 +: | $ 3.88080 |
98 +: | $ 3.34498 |
196 +: | $ 2.90443 |
588 +: | $ 2.52914 |
1078 +: | $ 2.20280 |
Common Mode Transient Immunity (Min): | 25kV/µs |
Base Part Number: | ADUM1251 |
Supplier Device Package: | 8-SOIC |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 105°C |
Voltage - Supply: | 3 V ~ 5.5 V |
Rise / Fall Time (Typ): | 26ns, 52ns |
Pulse Width Distortion (Max): | 145ns, 85ns |
Propagation Delay tpLH / tpHL (Max): | -- |
Data Rate: | 1Mbps |
Series: | Automotive |
Voltage - Isolation: | 2500Vrms |
Channel Type: | Bidirectional, Unidirectional |
Inputs - Side 1/Side 2: | 2/1 |
Number of Channels: | 2 |
Isolated Power: | No |
Type: | I²C |
Technology: | Magnetic Coupling |
Part Status: | Active |
Packaging: | Tube |
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Digital Isolation technology can mitigate noise in a system. It can also help protect the system from errors without using mechanical shielding. ADUM1251WARZ, which is a digital isolator, is a trusted device for providing this type of electrical isolation. Its applications and working principle are discussed in detail below.
Applications
ADUM1251WARZ’s isolation is used in power electronics and telecommunications in order to provide isolation between different grounds safely. It can also be used for current measurement and linearity applications in DC motor drives and robotic systems. This device can also be used to provide isolation in process control systems and factory automation systems. Additionally, its isolation is used to protect signals in sensitive medical instrumentation and critical supply chain systems. Furthermore, this device’s isolation helps protect systems from unwanted ground loops or other noise sources.
Working Principle
ADUM1251WARZ is based on high speed chips and digital isolators. It is designed to pass digital signals between two isolated parts of a system so that each part has a separate power supply. The device is able to isolate two parts of a mixed signal circuit with a high signal-to-noise ratio. It also provides galvanic isolation from common-mode and higher frequency transients. With its magnetic technology, this device can provide full digital signal isolation with a wide frequency response. It is also capable of maintaining a high degree of accuracy over a wide temperature range and operating environment.
The working principle of ADUM1251WARZ is based on the principle of magnetism. The device employs a high-speed switch IC and a ferrite transformer in order to isolate two parts of a system that are connected by a metallic conductor. The ferrite transformer acts as an inductor, which induces a voltage in the transformer’s secondary winding. This induced voltage can be used to power the device’s switch IC. The switch IC then isolates the two parts of the circuit. The device also features an isolation diode that is used to protect the transformer and prevent current from flowing back into the device.
Conclusion
ADUM1251WARZ is an excellent device for providing digital isolation between different parts of a system. This device can help protect systems from unwanted noise sources and provide a high degree of accuracy over a wide temperature range. Its applications range from power electronics and telecommunications to medical instrumentation and critical supply chain systems. By understanding the working principle of this device, we can see just how important it is for providing isolation in a system.
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