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ADUM1250ARZ
+Lista de MateriaisDGTL ISOLTR 2.5KV 2CH I2C 8-SOIC
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #ADUM1250ARZ
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Ficha Técnica ADUM1250ARZ DataSheet
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Especificações
| Atributo | Valor |
| Series | iCoupler® |
| PartStatus | Active |
| Technology | Magnetic Coupling |
| Type | I2C |
| IsolatedPower | No |
| NumberofChannels | 2 |
| Inputs-Side1/Side2 | 2/2 |
| ChannelType | Bidirectional |
| Voltage-Isolation | 2500Vrms |
| CommonModeTransientImmunity(Min) | 25kV/µs |
| DataRate | 1Mbps |
| PulseWidthDistortion(Max) | 145ns, 85ns |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 105°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | ADUM1250 |
Visão Geral
Description
The ADUM1250ARZ is particularly beneficial in applications that require noise immunity, protection against high voltage transients, and prevention of ground loop currents. It has a maximum isolation voltage of 2.5 kV RMS and supports bidirectional communication without needing additional circuitry or logic. This makes it suitable for use in industrial, medical, and power system applications where reliable data transfer and component protection are critical.
Key features include low power consumption, fail-safe operation, and compatibility with standard I2C interfaces, making it a versatile choice for engineers seeking to enhance system robustness and safety.
Equivalent
Features
1. Bidirectional Communication: Supports I²C interfaces, allowing for communication in both directions on the same data line.
2. Isolation: Provides up to 2.5 kV RMS isolation between the I²C bus and the microcontroller, protecting against high voltage transients.
3. Compatibility: Compatible with standard and fast-mode I²C interfaces, supporting data rates up to 1 Mbps.
4. Low Power Consumption: Designed for efficient operation, consuming minimal power, which is essential for battery-operated devices.
5. Wide Supply Voltage Range: Operates with a supply voltage range of 3.0 V to 5.5 V, offering flexibility for different applications.
6. Temperature Range: Functions reliably over an extended industrial temperature range of -40°C to 105°C.
7. Compact Package: Available in a small 8-lead SOIC package, making it suitable for compact designs.
These features make the ADUM1250ARZ ideal for applications requiring safe, isolated communication between different parts of a system.
Pinout
The ADUM1250ARZ comes in an 8-lead SOIC package with the following pin functions:
1. VDD1: Power supply for side 1.
2. GND1: Ground for side 1.
3. SDA1: Serial data line for side 1.
4. SCL1: Serial clock line for side 1.
5. VDD2: Power supply for side 2.
6. GND2: Ground for side 2.
7. SDA2: Serial data line for side 2.
8. SCL2: Serial clock line for side 2.
The device supports bidirectional data transfer, maintains signal integrity, and provides electrical isolation up to 2.5kVrms. It is often used in applications where electrical isolation and noise immunity are critical.
Manufacturer
Application
1. Industrial Automation: Providing isolation in control systems and communications.
2. Power Electronics: Isolating control signals in power inverters and converters.
3. Data Communications: Ensuring signal integrity in long-distance data transmission.
4. Healthcare Equipment: Offering safe isolation in medical devices.
5. Motor Drives: Isolating control signals in motor drive systems.
6. Renewable Energy: Used in solar inverters and wind turbines for signal isolation.
These isolators help in protecting sensitive electronics from high voltage surges and reduce noise in communication lines.