ADUM1300ARWZ-RL7 - 3-Ch 2500Vrms Digital Isolator | Analog Devices
MPN: ADUM1300ARWZ-RL7 ✓ NakahandaADUM1300ARWZ-RL7 Ulas
Digital isolators are components that transmit digital signals across an isolation barrier, providing galvanic isolation to protect sensitive circuitry from high voltages, ground loops, and noise. They are essential in industrial, medical, and communication systems where safety and signal integrity are critical. The ADUM1300 uses monolithic transformers and high-speed CMOS, offering superior performance compared to traditional optocouplers, such as higher data rates, lower power consumption, and better reliability.
Key features include a common-mode transient immunity (CMTI) of 25 kV/µs, ensuring reliable operation in noisy environments. The device supports a wide operating temperature range of -40°C to +105°C, making it suitable for industrial applications. The iCoupler technology eliminates the need for LEDs and photodiodes, simplifying design and improving long-term stability.
The ADUM1300ARWZ-RL7 is designed for general-purpose isolation in applications such as industrial fieldbus communication, isolated SPI/UART interfaces, and motor control. Its 1 Mbps data rate is adequate for many control and monitoring signals, while the 2500 Vrms isolation rating provides robust protection. The wide supply range allows interfacing between different voltage domains, such as 3.3 V and 5 V systems.
When designing with this isolator, ensure proper PCB layout with adequate creepage and clearance distances to maintain the isolation rating. Bypass capacitors should be placed close to the VDD pins on both sides. The device is RoHS compliant and lead-free, meeting environmental standards.
Typical applications include isolated data acquisition, power inverter gate drive isolation, and medical equipment where patient safety requires galvanic isolation. The ADUM1300ARWZ-RL7 is a reliable choice for engineers seeking a compact, high-performance digital isolator.
Mga alternatibo na pwedeng ilagay na ADUM1300ARWZ-RL7 — parehas na package, pin-to-pin na katugmang. Hindi kasama ang mga bahagi ng iba't-ibang package na nangangailangan ng pagpapaayos ng PCB.
Variante sa Seri na ito
Katulad na modelo sa serye na katugma sa pagpasok ADUM1300ARWZ-RL7 (parehas na form factor at footprint) — pagkakaiba sa Technology.
ADUM1300ARWZ
✅ Drop-InMagkontak para sa presyo
Tingnan ang Datasheet →ADUM1300ARWZ-RL
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
ADUM1300WSRWZ-RL
✅ Drop-In📋 Alternatibo na Reference (hindi sa katalogo)
ISO7131
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
SI8610
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
MAX14130
✅ Drop-In ⚠️ Mga Talaan Hindi Naiwerikmo📋 Alternatibo na Reference (hindi sa katalogo)
ADUM1300ARWZ-RL7 Mga Spesipikasyon
| Number of Channels | 3 |
| Isolation Voltage | 2500 Vrms |
| Rate ng Data | 1 Mbps |
| Common-Mode Transient Immunity (CMTI) | 25 kV/µs |
| Supply Voltage (VDD1/VDD2) | 2.7 V to 5.5 V |
| Hanay ng Temperature na Operasyon | -40°C to +105°C |
| Packhaging | 16-SOIC (0.295", 7.50mm Width) |
| Uri ng Pagpapasok | Surface Mount |
| Channel Configuration | 3/0 (3 forward, 0 reverse) |
| Technology | iCoupler |
| Tindminan RoHS | Compliant |
| Lead-Free | Yes |
Pin Configuration ng ADUM1300ARWZ-RL7
| Pin 1 | VDD1 — Supply voltage, side 1 |
| Pin 2 | GND1 — Ground, side 1 |
| Pin 3 | VIA — Input channel A |
| Pin 4 | VIB — Input channel B |
| Pin 5 | VIC — Input channel C |
| Pin 6 | GND1 — Ground, side 1 |
| Pin 7 | NC — No connect |
| Pin 8 | NC — No connect |
| Pin 9 | NC — No connect |
| Pin 10 | NC — No connect |
| Pin 11 | GND2 — Ground, side 2 |
| Pin 12 | VOA — Output channel A |
| Pin 13 | VOB — Output channel B |
| Pin 14 | VOC — Output channel C |
| Pin 15 | GND2 — Ground, side 2 |
| Pin 16 | VDD2 — Supply voltage, side 2 |
Tipikal na mga Gamit
ADUM1300ARWZ-RL7 ay nararapat para sa 6 aplikasyons: Industrial Fieldbus Communication, Isolated SPI/UART Interface, Motor Control and Inverter Gate Drive, Medical Equipment Isolation, Isolated Power Supply Feedback, Data Acquisition and Instrumentation.
Industrial Fieldbus Communication
The ADUM1300ARWZ-RL7 provides galvanic isolation for industrial fieldbus interfaces such as RS-485, CAN, and PROFIBUS. Its 2500 Vrms isolation and 25 kV/µs CMTI ensure reliable data transmission in noisy factory environments. The 1 Mbps data rate is sufficient for most fieldbus protocols, and the wide supply range (2.7 V to 5.5 V) allows interfacing with different logic levels. By isolating the transceiver from the controller, ground loops and voltage spikes are prevented, enhancing system safety and reliability.
Inirekomenda
Isolated SPI/UART Interface
The ADUM1300ARWZ-RL7 is ideal for isolating SPI or UART communication between microcontrollers and peripheral devices. With three channels, it can isolate the clock, data, and chip-select lines, providing complete galvanic isolation. The 1 Mbps data rate supports standard SPI speeds, and the low propagation delay ensures minimal signal skew. This application is common in motor control, data acquisition, and power conversion systems where the controller and power stage must be electrically isolated.
Inirekomenda
Motor Control and Inverter Gate Drive
In motor control and inverter applications, the ADUM1300ARWZ-RL7 isolates the low-voltage control circuitry from the high-voltage power stage. Its high CMTI (25 kV/µs) ensures that fast switching transients do not corrupt the control signals. The 2500 Vrms isolation rating provides adequate protection for 230V AC or 400V DC systems. The device's wide operating temperature range (-40°C to +105°C) makes it suitable for industrial drives and HVAC systems.
Inirekomenda
Medical Equipment Isolation
The ADUM1300ARWZ-RL7 is used in medical devices to provide patient isolation, ensuring safety from electric shock. Its 2500 Vrms isolation rating meets the requirements for many medical standards. The device's low power consumption and high reliability make it suitable for battery-powered and portable medical equipment. It is commonly used in patient monitoring systems, diagnostic devices, and infusion pumps to isolate sensor signals from the main processor.
Inirekomenda
Isolated Power Supply Feedback
The ADUM1300ARWZ-RL7 can be used to isolate the feedback signal in switched-mode power supplies. By isolating the error amplifier output from the primary-side controller, the power supply can achieve better regulation and safety. The 1 Mbps data rate is sufficient for feedback signals, and the high CMTI ensures stable operation under load transients. This application is common in AC-DC converters, DC-DC converters, and battery chargers.
Inirekomenda
Data Acquisition and Instrumentation
In data acquisition systems, the ADUM1300ARWZ-RL7 isolates the analog front-end from the digital processing unit, preventing ground loops and noise. Its 2500 Vrms isolation rating protects sensitive measurement circuits from high common-mode voltages. The device's low propagation delay and high CMTI ensure accurate signal transmission. It is used in applications such as industrial process control, laboratory instruments, and environmental monitoring systems.
Inirekomenda
Buod ng mga Inirekomendang Produkto
Impormasyon ng Talumpati sa Engineering for ADUM1300ARWZ-RL7 — ikabit, gabay sa disenyo, at impormasyon ng pagsunod sa kautusan.
Paunawang Hanapin
Ikabit sa Mga Alternatibo
| Parametro | Ito ang Producto | ADUM1300ARWZ | ADUM1300ARWZ-RL | ADUM1300WSRWZ-RL | ISO7131 | SI8610 | MAX14130 |
|---|---|---|---|---|---|---|---|
| Package | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.295", 7.50mm Width) |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Texas Instruments | Skyworks Solutions | Maxim Integrated |
| Isolation Voltage | 2500 Vrms | 2500 Vrms | 2500 Vrms | 2500 Vrms | 2500 Vrms | 2500 Vrms | 2500 Vrms |
| Data Rate | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps | 1 Mbps |
| Supply Voltage Range | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V | 2.7 V to 5.5 V |
| Operating Temperature | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +105°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
| Automotive Grade | No | No | No | Yes (AEC-Q100) | No | No | No |
Pangunahing mga Pagkakaiba
- iCoupler technology provides superior reliability compared to optocouplers (kumpara saOptocoupler-based isolators)
- High CMTI of 25 kV/µs (kumpara saISO7131)
- Wide supply voltage range (2.7 V to 5.5 V) (kumpara saSI8610)
Talaan ng Disenyo
For optimal performance, place bypass capacitors (0.1 µF) close to the VDD1 and VDD2 pins on both sides of the isolator. Use a solid ground plane under the device to minimize noise. Ensure adequate creepage and clearance distances on the PCB to maintain the 2500 Vrms isolation rating.
Keep the isolation barrier clear of any copper traces or components to avoid reducing the isolation voltage. Route high-voltage and low-voltage traces on opposite sides of the PCB, and maintain a minimum distance of 8 mm between them for 2500 Vrms isolation.
Do not exceed the absolute maximum supply voltage of 7 V on either side. Ensure that the input signals do not exceed the supply voltage. Also, avoid floating unused input pins; tie them to GND or VDD as appropriate to prevent undefined states.
Impormasyon ng Pagsunod sa Kautusan
RoHS compliant per Analog Devices product page. Not AEC-Q100 qualified; automotive variant is ADUM1300WSRWZ-RL.