ADUM1410ARWZ-RL7 - 4-Ch Digital Isolator 3750Vrms | Analog Devices
MPN: ADUM1410ARWZ-RL7 ✓ AktifADUM1410ARWZ-RL7 Genel Bakış
Digital isolators are components that transfer digital signals across an isolation barrier without a direct electrical connection, using capacitive, inductive, or optical coupling. They are essential in systems where galvanic isolation is required for safety, noise immunity, or ground potential differences. The ADUM1410 uses iCoupler technology, which employs monolithic air-core transformers and high-speed CMOS, offering advantages over optocouplers such as higher data rates, lower power consumption, and better reliability.
Key features of the ADUM1410ARWZ-RL7 include four independent isolation channels, a maximum data rate of 1Mbps, and a CMTI of 25kV/µs, ensuring reliable operation in noisy industrial environments. The device supports a wide supply range and features a default output state of high when the input power is not applied, which is critical for fail-safe designs. The package is a 16-lead SOIC-W, which is industry-standard and easy to integrate.
Technically, the ADUM1410 uses a refresh mechanism to maintain output states during DC input, and it provides a propagation delay of approximately 100ns. The device is designed to meet UL 1577, IEC 60747-5-2, and CSA standards, ensuring compliance with international safety regulations. The isolation barrier provides reinforced insulation, making it suitable for applications requiring high isolation ratings.
Typical applications include industrial fieldbus communication, motor control, power inverters, and isolated SPI/UART interfaces. The device is also used in medical equipment, where patient safety requires galvanic isolation. Its high CMTI and low propagation delay make it ideal for high-speed data acquisition systems.
When designing with the ADUM1410, ensure proper PCB layout with adequate creepage and clearance distances for the isolation barrier. Place bypass capacitors close to the VDD pins, and consider the output load capacitance to maintain signal integrity. The device does not require external components for isolation, simplifying design.
Drop-in alternatifler için ADUM1410ARWZ-RL7 — aynı paket, pin-başına uyumlu. PCB yeniden montajı gerektiren farklı paket bileşenleri dışlanmıştır.
Bu Serideki Variantlar
Yedek parça uyumlu olan aynı serideki modeller ADUM1410ARWZ-RL7 (aynı form faktörü ve ayağa oturma) — farklı olan Supply Voltage (VDD1/VDD2), Data Rate, Number of Channels, Operating Temperature Range, Package.
ADUM1410ARWZ
✅ YerleştirmeFiyat için iletişime geçin
Veri Şablonunu Görüntüle →ADUM1410BRWZ
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
ADUM1410BRWZ-RL
✅ Yerleştirme📋 Katalogda Olmayan Referans Alternatifi
ADUM141D0BRWZ
✅ Yerleştirme ⚠️ Onaylanmamış ÖzelliklerFiyat için iletişime geçin
Veri Şablonunu Görüntüle →ADUM141D1BRWZ
✅ Yerleştirme ⚠️ Onaylanmamış ÖzelliklerFiyat için iletişime geçin
Veri Şablonunu Görüntüle →ADUM141D2BRWZ
✅ Yerleştirme ⚠️ Onaylanmamış ÖzelliklerFiyat için iletişime geçin
Veri Şablonunu Görüntüle →ADUM141E1BRWZ
✅ Yerleştirme ⚠️ Onaylanmamış Özellikler📋 Katalogda Olmayan Referans Alternatifi
ADUM141E0BRWZ
✅ Yerleştirme ⚠️ Onaylanmamış Özellikler📋 Katalogda Olmayan Referans Alternatifi
ADUM1410ARWZ-RL7 Özellikler
| Number of Channels | 4 |
| Isolation Voltage | 3750 Vrms |
| Veri Hızı | 1 Mbps |
| Common-Mode Transient Immunity (CMTI) | 25 kV/µs |
| Supply Voltage Range | 2.7 V to 5.5 V |
| Propagation Delay | 100 ns (typical) |
| Çıkış Türü | Digital |
| Paket | 16-SOIC (0.295", 7.50mm Width) |
| İşletim Sıcaklığı Aralığı | -40°C to +105°C |
| Montaj Türü | Surface Mount |
| RoHS Durumu | Compliant |
| Default Output State | High |
| Isolation Technology | iCoupler |
| Pin Sayısı | 16 |
ADUM1410ARWZ-RL7 Pin Yapısı
| Pin 1 | VDD1 — Input supply voltage (2.7V to 5.5V) |
| Pin 2 | GND1 — Input ground |
| Pin 3 | VIA — Input channel A |
| Pin 4 | VIB — Input channel B |
| Pin 5 | VIC — Input channel C |
| Pin 6 | VID — Input channel D |
| Pin 7 | NC — No connect |
| Pin 8 | NC — No connect |
| Pin 9 | VOD — Output channel D |
| Pin 10 | VOC — Output channel C |
| Pin 11 | VOB — Output channel B |
| Pin 12 | VOA — Output channel A |
| Pin 13 | GND2 — Output ground |
| Pin 14 | VDD2 — Output supply voltage (2.7V to 5.5V) |
| Pin 15 | NC — No connect |
| Pin 16 | NC — No connect |
Tipik Uygulamalar
ADUM1410ARWZ-RL7 için uygundur 6 uygulamas: Industrial Fieldbus Communication, Motor Control, Power Inverters, Isolated SPI/UART Interfaces, Medical Equipment, Data Acquisition Systems.
Industrial Fieldbus Communication
The ADUM1410ARWZ-RL7 provides galvanic isolation for fieldbus interfaces like RS-485, CAN, and Profibus. Its 1Mbps data rate and 25kV/µs CMTI ensure reliable communication in noisy industrial environments. The device isolates the controller from the bus transceiver, preventing ground loops and protecting sensitive electronics from voltage transients. With 3750Vrms isolation, it meets safety requirements for industrial equipment. The four channels can be used for data, clock, and control signals, simplifying the isolation of multi-signal interfaces.
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Motor Control
In motor control systems, the ADUM1410ARWZ-RL7 isolates the microcontroller from the gate driver and power stage. Its high CMTI of 25kV/µs ensures that fast switching transients do not corrupt the control signals. The 1Mbps data rate is sufficient for PWM signals and encoder feedback. The device's 3750Vrms isolation protects the low-voltage control circuitry from high-voltage motor drives. The four channels can be used for PWM, direction, and fault signals, providing a compact isolation solution. The wide supply range allows direct interface with 3.3V or 5V microcontrollers.
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Power Inverters
The ADUM1410ARWZ-RL7 is used in power inverters to isolate control signals from the high-voltage power stage. Its 3750Vrms isolation rating is suitable for inverter applications up to 1000V. The high CMTI ensures reliable operation in the presence of fast voltage transients from IGBT switching. The 1Mbps data rate is adequate for gate drive signals and status feedback. The device's low propagation delay of 100ns helps maintain timing accuracy in PWM generation. The four channels can be used for gate signals, fault detection, and communication, reducing component count.
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Isolated SPI/UART Interfaces
The ADUM1410ARWZ-RL7 provides isolation for SPI and UART communication between microcontrollers and peripheral devices. Its 1Mbps data rate supports SPI clock speeds up to 1MHz and UART baud rates up to 1Mbps. The four channels can accommodate SPI signals (SCK, MOSI, MISO, CS) or UART signals (TX, RX, CTS, RTS). The device's 3750Vrms isolation protects against ground potential differences and noise. The default high output state ensures fail-safe operation during power-up. The wide supply range allows level shifting between different voltage domains.
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Medical Equipment
In medical equipment, the ADUM1410ARWZ-RL7 provides galvanic isolation to protect patients and operators from electrical hazards. Its 3750Vrms isolation rating meets medical safety standards such as IEC 60601-1. The device's low leakage current and high CMTI ensure reliable operation in sensitive medical environments. The 1Mbps data rate is sufficient for patient monitoring signals and control interfaces. The four channels can be used for data, clock, and control signals, enabling compact isolation solutions. The wide temperature range of -40°C to +105°C makes it suitable for medical devices used in various environments.
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Data Acquisition Systems
The ADUM1410ARWZ-RL7 is used in data acquisition systems to isolate analog-to-digital converters (ADCs) from the host controller. Its high CMTI of 25kV/µs prevents noise from corrupting the digital data. The 1Mbps data rate is sufficient for most ADC serial interfaces. The device's low propagation delay ensures accurate timing for data sampling. The 3750Vrms isolation protects the sensitive analog circuitry from digital noise and ground loops. The four channels can be used for data, clock, and control signals, simplifying the isolation of multi-channel ADCs.
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Önerilen Ürünler Özeti
Mühendislik referans verileri: ADUM1410ARWZ-RL7 — karşılaştırma, tasarım rehberi ve uyumluluk bilgileri.
Seçim Kılavuzu
Alternatiflerle Karşılaştırma
| Parametre | Bu Ürün | ADUM1410ARWZ | ADUM1410BRWZ | ADUM141D0BRWZ |
|---|---|---|---|---|
| Package | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) - same | 16-SOIC (0.295", 7.50mm Width) - same | 16-SOIC (0.295", 7.50mm Width) - same |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Data Rate | 1 Mbps | 1 Mbps | 10 Mbps | 150 Mbps |
| CMTI | 25 kV/µs | 25 kV/µs | 25 kV/µs | 75 kV/µs |
| Isolation Voltage | 3750 Vrms | 3750 Vrms | 3750 Vrms | 3750 Vrms |
| Propagation Delay | 100 ns | 100 ns | 50 ns | 13 ns |
| Supply Voltage Range | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V | 2.7V to 5.5V |
| Default Output State | High | High | High | High |
Ana Farklılayıcılar
- Lower cost for 1Mbps applications (karşılaştırma:ADUM1410BRWZ)
- Tape and reel packaging for automated assembly (karşılaştırma:ADUM1410ARWZ)
- Wide supply voltage range (karşılaştırma:ADUM141D0BRWZ)
Tasarım Notları
For the ADUM1410ARWZ-RL7, ensure proper PCB layout with adequate creepage and clearance distances for the isolation barrier. The 16-SOIC package requires a minimum creepage of 8mm for 3750Vrms isolation. Place bypass capacitors (0.1µF) close to VDD1 and VDD2 pins to decouple high-frequency noise. Use a solid ground plane under the device to minimize EMI.
The ADUM1410ARWZ-RL7 requires a supply voltage between 2.7V and 5.5V on both VDD1 and VDD2. Ensure that the input and output sides have separate power supplies if isolation is required. The device consumes approximately 1.8mA per channel at 1Mbps, so calculate total power dissipation accordingly. Use low-ESR capacitors for stable operation.
A common mistake is to exceed the maximum data rate of 1Mbps. The ADUM1410ARWZ-RL7 is not designed for high-speed communication; for higher speeds, use the ADUM141E series. Also, ensure that the default output state (high) is acceptable for your application. If a low default is required, consider the ADUM1411 or ADUM1412 variants.
Uyumluluk Bilgisi
RoHS compliant per Analog Devices product page. Not AEC-Q100 qualified. Other compliance data not specified in provided sources.