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ISO7740DWR
+BOMDGTL ISOLTR 5KV 4CH GP 16-SOIC
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ManufacturerTexas Instruments
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Mfr. Part #ISO7740DWR
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Datasheet ISO7740DWR DataSheet
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In Stock16139
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Specifications
| Attribute | Value |
| PartStatus | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| IsolatedPower | No |
| NumberofChannels | 4 |
| Inputs-Side1/Side2 | 4/0 |
| ChannelType | Unidirectional |
| Voltage-Isolation | 5000Vrms |
| CommonModeTransientImmunity(Min) | 85kV/µs |
| DataRate | 100Mbps |
| PropagationDelaytpLH/tpHL(Max) | 16ns, 16ns |
| PulseWidthDistortion(Max) | 4.9ns |
| Rise/FallTime(Typ) | 2.4ns, 2.4ns |
| Voltage-Supply | 2.25V ~ 5.5V |
| OperatingTemperature | -55°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.295", 7.50mm Width) |
| SupplierDevicePackage | 16-SOIC |
| BaseProductNumber | ISO7740 |
Overview
Description
This isolator is ideal for industrial automation, motor control, power delivery, and renewable energy systems, where reliable isolation and data integrity are crucial. It supports high data rates and low power consumption, making it suitable for various communication protocols. The ISO7740DWR's design prioritizes minimal propagation delay and skew, ensuring precise timing and synchronization across isolated channels.
Additionally, the ISO7740DWR integrates fail-safe features such as default high-output states during power loss, enhancing system reliability. Its compliance with global safety standards makes it a dependable choice for engineers seeking to improve signal integrity while maintaining safety in complex electronic systems.
Equivalent
Features
1. Data Rate: Supports data rates up to 100 Mbps.
2. Isolation Voltage: Withstands isolation voltages of up to 5000 Vrms, making it suitable for high-voltage applications.
3. Low Propagation Delay: Offers fast propagation delays of 10.7 ns, reducing latency in high-speed operations.
4. High CMTI: Provides a common-mode transient immunity (CMTI) of typically greater than 50 kV/µs, ensuring reliable performance in noisy environments.
5. Wide Supply Range: Operates over a wide supply voltage range from 2.25 V to 5.5 V.
6. Temperature Range: Functions reliably over an extended temperature range from -40°C to +125°C.
7. Robust Design: Features fail-safe outputs and low emissions, enhancing safety and reducing electromagnetic interference (EMI).
These features make the ISO7740DWR suitable for a wide range of industrial, automotive, and power management applications.
Pinout
The primary function of the ISO7740DWR is to provide galvanic isolation between different parts of a system. This isolation helps to protect sensitive components from ground loop noise and voltage spikes, improving overall system reliability and signal integrity. The device is commonly used in applications such as industrial automation, motor control, and power supplies.
The 16-pin layout typically includes pins for power supply and ground connections, as well as input and output pins for each of the four isolated channels. The "DWR" in the part number indicates a specific package type with a small footprint, suitable for compact PCB designs.