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ISO7220ADR
+BOMDGTL ISOLTR 2.5KV 2CH GP 8-SOIC
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ManufacturerTexas Instruments
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Mfr. Part #ISO7220ADR
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Datasheet ISO7220ADR DataSheet
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In Stock19980
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Specifications
| Attribute | Value |
| PartStatus | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| IsolatedPower | No |
| NumberofChannels | 2 |
| Inputs-Side1/Side2 | 2/0 |
| ChannelType | Unidirectional |
| Voltage-Isolation | 2500Vrms |
| CommonModeTransientImmunity(Min) | 25kV/µs |
| DataRate | 1Mbps |
| PropagationDelaytpLH/tpHL(Max) | 475ns, 475ns |
| PulseWidthDistortion(Max) | 14ns |
| Rise/FallTime(Typ) | 1ns, 1ns |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
| BaseProductNumber | ISO7220 |
Overview
Description
Key features include:
1. Isolation Voltage: Typically, it offers a high isolation voltage, often in the range of several kilovolts, to prevent electrical interference between circuits.
2. Data Rate: The ISO7220ADR supports high data rates, making it suitable for applications that require fast signal processing.
3. Low Power Consumption: It is designed for low power operation, which is beneficial for battery-powered or energy-sensitive applications.
4. Compact Size: The device comes in a small package, making it easy to integrate into various electronic designs.
Overall, the ISO7220ADR provides robust isolation solutions for enhancing system performance and safety.
Equivalent
Features
1. Isolation: Provides 2500 VRMS isolation per UL 1577 standard, making it suitable for protecting low-voltage circuits from high-voltage surges.
2. Data Rate: Supports high-speed data transmission up to 25 Mbps, ensuring quick signal processing and communication.
3. Low Power Consumption: Offers low power dissipation with a maximum supply current typically around 4.5 mA per channel, making it efficient for battery-operated devices.
4. Wide Temperature Range: Operates effectively from -40°C to 125°C, suitable for various industrial and automotive applications.
5. Noise Immunity: Features excellent noise immunity, crucial for maintaining signal integrity in noisy environments.
6. Propagation Delay: Features low propagation delay (typical 13 ns), which is essential for time-critical applications.
7. Supply Voltage: Operates over a wide supply voltage range from 3 V to 5.5 V.
These features make the ISO7220ADR ideal for applications needing robust and reliable signal isolation, such as in industrial automation, medical equipment, and communication systems.
Pinout
The pin configuration is as follows:
- Pin 1 (VCC1): Supply voltage for the input side.
- Pin 2 (IN1): Input for channel 1.
- Pin 3 (IN2): Input for channel 2.
- Pin 4 (GND1): Ground for the input side.
- Pin 5 (GND2): Ground for the output side.
- Pin 6 (OUT2): Output for channel 2.
- Pin 7 (OUT1): Output for channel 1.
- Pin 8 (VCC2): Supply voltage for the output side.
The ISO7220ADR provides digital signal isolation with two channels, which are used to separate sections of circuits for protection and noise reduction, allowing for data transmission across high-voltage domains without a direct electrical connection.
Manufacturer
Application
1. Industrial Automation: Ensures safe signal transmission between different voltage domains.
2. Power Electronics: Provides isolation in power conversion systems like inverters and motor drives.
3. Medical Equipment: Maintains patient safety by isolating high-voltage sections.
4. Communication Systems: Facilitates isolated data communication in interfaces such as RS-232, RS-485, and CAN bus.
5. Consumer Electronics: Used in devices requiring reliable data isolation for safe operation.
These applications benefit from the device's EMI resistance, high noise immunity, and robust insulating capabilities.