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ISO7420DR
+BOMDGTL ISOLTR 2.5KV 2CH GP 8-SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #ISO7420DR
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Bảng dữ liệu ISO7420DR DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Technology | Capacitive Coupling |
| Type | General Purpose |
| Isolated Power | No |
| Number of Channels | 2 |
| Inputs - Side 1/Side 2 | 2/0 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 2500Vrms |
| Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 1Mbps |
| Propagation Delay tpLH / tpHL (Max) | 14ns, 14ns |
| Pulse Width Distortion (Max) | 3.7ns |
| Rise / Fall Time (Typ) | 1ns, 1ns |
| Voltage - Supply | 3.15V ~ 3.45V, 4.75V ~ 5.25V |
| Operating Temperature | -40°C ~ 105°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | ISO7420 |
Tổng quan
Description
The ISO7420DR comes in a small, 8-pin SOIC package, and it operates over a temperature range of -40°C to +125°C, catering to harsh environments. It features a low power consumption design, which is beneficial for energy-efficient systems. The isolator also provides robust electromagnetic interference (EMI) immunity and high common-mode transient immunity, ensuring reliable performance in electrically noisy environments.
Overall, the ISO7420DR is ideal for applications requiring reliable digital signal isolation, such as microcontroller interfaces, data acquisition systems, and industrial automation, where safety and signal integrity are paramount.
Equivalent
1. ADuM1200 series from Analog Devices
2. SI8600 series from Silicon Labs
3. MAX14930 from Maxim Integrated
4. 6N137 from Broadcom (though it's an optocoupler with similar isolation purpose)
These alternatives provide similar isolation capabilities but may differ in specifications like data rate, isolation voltage, and channel configuration, so checking the datasheets for specific requirements is advisable.
Features
1. Isolation Voltage: It offers a high isolation voltage, typically 2500 VRMS, providing strong protection against electrical noise and voltage spikes.
2. Data Rate: The device supports data rates up to 25 Mbps, making it suitable for high-speed digital communication.
3. Low Power Consumption: The ISO7420DR is designed for low power operation, with a typical supply current of 1.8 mA per channel.
4. Robust Design: It features noise-resistant signal integrity, with a high common-mode transient immunity (CMTI) of 50 kV/µs.
5. Wide Supply Range: The device operates over a wide supply voltage range, typically from 3 V to 5.5 V.
6. Package: It comes in an 8-pin SOIC package, making it easy to integrate into various circuit designs.
These features make the ISO7420DR suitable for applications requiring reliable digital isolation, such as industrial automation, medical equipment, and power systems.
Pinout
1. Pin Count: The ISO7420DR comes in a 16-pin SOIC (Small Outline Integrated Circuit) package.
2. Functionality: This device provides digital signal isolation with two independent channels. It is designed to protect sensitive components by electrically isolating different parts of a system while still allowing data to pass through. It typically finds applications in systems such as industrial control, communication interfaces, and medical equipment where signal integrity and noise immunity are crucial.
3. Isolation: The ISO7420DR provides galvanic isolation, which helps in breaking ground loops and preventing high voltage from damaging sensitive components.
Overall, the ISO7420DR serves as a reliable component for ensuring signal integrity in environments where electrical isolation is needed between different parts of a system.