ADUM151N0BRZ-RL7 - 5-Ch 150Mbps Digital Isolator | Analog Devices
MPN: ADUM151N0BRZ-RL7 ✓ فعالADUM151N0BRZ-RL7 جائزہ
What is a digital isolator? A digital isolator is a semiconductor device that transfers logic-level signals across an galvanically isolated barrier - typically 2.5 kV to 5 kVrms - while rejecting ground-potential differences, common-mode transients, and EMI. Digital isolators are members of the broader isolation IC family (digital isolator > isolator > interface IC > signal conditioning), and they have largely replaced optocouplers in modern industrial, automotive, and medical designs because they offer higher speed, lower power, tighter channel-to-channel matching, and better long-term reliability. Analog Devices' iCoupler technology uses chip-scale air-core transformers to magnetically couple data across the isolation barrier, while CMOS inputs/outputs provide standard logic-level interfaces.
Key features of the ADuM151N include 5 independent isolation channels configured as 4 forward / 1 reverse in the default MPN suffix, 150 Mbps maximum guaranteed signaling rate, default-output (L-level on power-up) channel behavior, 1.5 ns typical propagation delay, and wide 1.7 V to 5.5 V supply operation on both sides of the barrier. The device supports up to 25 Mbps NRZ signaling with low pulse-width distortion and integrates refresh circuits that continuously update DC output state without signal-edge activity.
Technically, the ADuM151N combines high-speed CMOS and monolithic air-core transformer technology, yielding channel-to-channel matching within 2 ns and isolating each die pair with reinforced insulation per UL/VDE/CQC recognition. The 75 kV/us CMTI ensures robust data integrity in noisy environments with high dV/dt events such as IGBT/MOSFET gate-driver loops and switch-mode power stages.
Typical applications include isolated SPI/UART interfaces between MCU and power-converter primary/secondary stages, isolated gate-drive signaling, industrial fieldbus (RS-485, CAN) isolation, medical equipment patient-isolated data links, and PLC/DCS analog/digital front-end isolation.
Design consideration: ensure that supply pins on each side of the barrier are bypassed with 0.1 uF low-ESR ceramic capacitors placed within 2 mm of the VDD pins, and route logic traces as 50 ohm microstrip or stripline where possible. Note that the "-RL7" suffix denotes reel packaging; pinout and electrical behavior are identical to the ADUM151N0BRZ tube-packed version.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل ADUM151N0BRZ-RL7 — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں ADUM151N0BRZ-RL7 (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Common-Mode Transient Immunity (CMTI), Operating Temperature Range, Package, Technology.
ADUM151N0BRZ
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →ADUM151N1BRZ
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADUM151N1BRZ-RL7
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADUM150N0BRZ-RL7
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADUM152N0BRZ-RL7
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
ADUM151N0BRZ-RL7 تفصیلات
| Isolation Type | Digital Isolator (iCoupler) |
| Number of Channels | 5 |
| Channel Configuration | 4 Forward / 1 Reverse |
| Data Rate (max) | 150 Mbps |
| Isolation Voltage (rms) | 3000 Vrms |
| Common-Mode Transient Immunity (CMTI) | 75 kV/us |
| Supply Voltage (VDD1, VDD2) | 1.7 V to 5.5 V |
| Default Output Behavior | Low-level on power-up (suffix "0") |
| آپریٹنگ درجہ حرارت رینج | -40C to +125C |
| پیکیج | 16-pin SOIC (0.154", 3.90 mm width, wide-body) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| Packaging | Tape & Reel (RL7 = 7-inch reel) |
| Technology | CMOS + monolithic air-core transformer (iCoupler) |
| RoHS اسٹیٹس | Compliant |
ADUM151N0BRZ-RL7 پن کنفیگریشن
| پن 1 | VDD1 — Side-1 supply voltage (1.7 V to 5.5 V) |
| پن 2 | GND1 — Side-1 ground reference |
| پن 3 | VIA — Side-1 input channel A (forward) |
| پن 4 | VIB — Side-1 input channel B (forward) |
| پن 5 | VIC — Side-1 input channel C (forward) |
| پن 6 | VID — Side-1 input channel D (forward) |
| پن 7 | NC — Not connected (per datasheet) |
| پن 8 | NC — Not connected (per datasheet) |
| پن 9 | GND1 — Side-1 ground reference (continued) |
| پن 10 | VOD — Side-2 output channel D (reverse) |
| پن 11 | VOC — Side-2 output channel C (forward) |
| پن 12 | VOB — Side-2 output channel B (forward) |
| پن 13 | VOA — Side-2 output channel A (forward) |
| پن 14 | NC — Not connected (per datasheet) |
| پن 15 | GND2 — Side-2 ground reference |
| پن 16 | VDD2 — Side-2 supply voltage (1.7 V to 5.5 V) |
عام استعمالات
ADUM151N0BRZ-RL7 کے لیے موزوں ہے 6 ایپلیکیشنs: Isolated SPI/UART Communication Bridge, Industrial Fieldbus Isolation (RS-485 / CAN), Isolated Gate-Drive Signaling for Power Converters, Medical Equipment Patient-Isolated Data Links, PLC / DCS Analog-Digital Front-End Isolation, Isolated USB / Ethernet Data Path.
Isolated SPI/UART Communication Bridge
The ADUM151N0BRZ-RL7 is well matched to isolated SPI/UART links between a low-voltage MCU and a high-side power-converter controller: its 150 Mbps data rate exceeds the SPI clock rates of 10 to 50 MHz typically required by digital power stages, and its 3000 Vrms isolation withstands the primary-to-secondary voltage stress in offline converters. Using 4 forward channels for SPI MOSI/SCK/CS/EN and 1 reverse channel for MISO fits the 4F/1R channel map exactly. Its 75 kV/us CMTI ensures clean signaling across the high-dV/dt switching nodes typical of SiC/IGBT half-bridges, and the 1.7 V to 5.5 V supply range matches both 3.3 V MCU rails and 5 V controller rails without level shifters.
تجویز کردہ
Industrial Fieldbus Isolation (RS-485 / CAN)
The ADUM151N0BRZ-RL7 serves as a robust signal-level barrier between an MCU and a 24 V fieldbus transceiver in factory-automation and process-control equipment. With 150 Mbps capability it comfortably exceeds the 5 to 50 Mbps edge rates of CAN-FD and high-speed RS-485 links, while the 3000 Vrms withstand rating meets IEC 61804-3 / IEC 61131-2 reinforced isolation requirements. The 4 forward channels can carry TXD, EN, fault, and auxiliary control lines, and the 1 reverse channel is ideal for the RXD feedback path. Its -40C to +125C operating range and 75 kV/us CMTI provide immunity to the large switching transients produced by adjacent motor drives and contactor coils.
تجویز کردہ
Isolated Gate-Drive Signaling for Power Converters
In solar inverters, motor drives, and EV traction inverters, the ADUM151N0BRZ-RL7 provides reinforced-isolation PWM signaling between the low-voltage control MCU and the gate-driver ICs of IGBT/SiC half-bridges. Its 75 kV/us CMTI rejects the 50 to 100 kV/us transients produced by hard-switched 600 V to 1200 V power stages, preventing data corruption and shoot-through. The 4 forward channels map cleanly to the 4 PWM inputs of a 3-phase + brake inverter, while the 1 reverse channel carries the fault/FAULTB feedback. The 1.5 ns channel-to-channel matching keeps PWM dead-time consistent, supporting tight switching-loss optimization. The 3000 Vrms rating satisfies IEC 61800-5-1 reinforced isolation for industrial drives.
تجویز کردہ
Medical Equipment Patient-Isolated Data Links
For patient-connected medical devices such as infusion pumps, dialysis machines, and patient monitors, the ADUM151N0BRZ-RL7 provides the 3000 Vrms reinforced isolation barrier required by IEC 60601-1 between the patient-side analog front end and the operator-side digital host. Its 150 Mbps data rate supports high-fidelity ECG/EEG waveform streaming, while the 4F/1R channel map fits typical SPI-driven ADC front-ends with one interrupt/flag return. The -40C to +125C operating range and Analog Devices' long-term reliability program support the 7 to 10 year product life typical of medical equipment. Its iCoupler transformer technology eliminates the LED-aging concerns of optocouplers, an important consideration for safety-critical medical designs.
تجویز کردہ
PLC / DCS Analog-Digital Front-End Isolation
In programmable logic controllers and distributed control systems, the ADUM151N0BRZ-RL7 isolates the analog-input module backplane from the high-voltage field wiring. The 5 channels can carry 4 multiplexed analog-to-digital converter control lines and 1 high-speed data-ready interrupt back, all with reinforced 3000 Vrms isolation. The 75 kV/us CMTI prevents false triggering in electrically noisy substation or motor-control center environments where 480 V motor starters and relay coils create aggressive dV/dt events. The 1.7 V to 5.5 V supply range lets designers use the same part for 3.3 V or 5 V logic backplanes, simplifying BOM across an entire PLC product family.
تجویز کردہ
Isolated USB / Ethernet Data Path
In USB and Ethernet isolation hubs used in industrial PCs and medical-IT equipment, the ADUM151N0BRZ-RL7 supports the differential-pair signaling of USB 2.0 (480 Mbps) and 100BASE-TX Ethernet when paired with appropriate transceiver ICs. While its 150 Mbps rating is below USB 2.0 high-speed (480 Mbps), it cleanly handles USB full-speed (12 Mbps), USB low-speed (1.5 Mbps), and 10BASE-T/100BASE-TX Ethernet data paths with significant margin. The 4F/1R direction map fits isolated PHY-to-MAC interface designs, and the 3000 Vrms isolation meets medical-IT (IEC 60601-1) and industrial-IT (IEC 61850) requirements. The -40C to +125C range supports outdoor and substation installations.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا ADUM151N0BRZ-RL7 — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | ADUM151N0BRZ | ADUM151N1BRZ | ADUM151N1BRZ-RL7 | ADUM150N0BRZ-RL7 | ADUM152N0BRZ-RL7 |
|---|---|---|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Package | 16-SOIC (wide-body) | 16-SOIC (wide-body) - same | 16-SOIC (wide-body) - same | 16-SOIC (wide-body) - same | 16-SOIC (wide-body) - same | 16-SOIC (wide-body) - same |
| Number of Channels | 5 | 5 | 5 | 5 | 6 | 5 |
| Channel Direction | 4F / 1R | 4F / 1R | 4F / 1R | 4F / 1R | 6F / 0R | 3F / 2R |
| Data Rate (max) | 150 Mbps | 150 Mbps | 150 Mbps | 150 Mbps | 150 Mbps | 150 Mbps |
| Isolation Voltage (rms) | 3000 Vrms | 3000 Vrms | 3000 Vrms | 3000 Vrms | 3000 Vrms | 3000 Vrms |
| CMTI | 75 kV/us | 75 kV/us | 75 kV/us | 75 kV/us | 75 kV/us | 75 kV/us |
| Default Output on Power-Up | LOW | LOW | HIGH | HIGH | LOW | LOW |
| Packaging | Tape & Reel (RL7) | Tube | Tube | Tape & Reel | Tape & Reel | Tape & Reel |
اہم امتیازی خصوصیات
- Single-source drop-in tube variant without re-sourcing tape-and-reel feeders (بمقابلہADUM151N0BRZ (tube))
- Default-low output behavior for low-safe fault signaling (بمقابلہADUM151N1BRZ-RL7 (default-high))
- Optimal 4F/1R channel map for SPI + interrupt signaling (بمقابلہADUM150N0BRZ-RL7 (6F/0R))
- Built-in return channel for half-duplex or feedback signaling (بمقابلہADUM150N0BRZ-RL7 (no reverse))
ڈیزائن نوٹس
Bypass VDD1 and VDD2 with 0.1 uF low-ESR ceramic capacitors placed within 2 mm of the supply pins; add a 1 uF to 10 uF bulk capacitor if the supply traces are longer than 25 mm. The two supply domains are galvanically isolated - they MUST be powered from independent sources or from an isolated DC-DC converter (such as the ADM2561EBRNZ-RL7 integrated supply) to maintain barrier integrity. Tie unused input channels (VIA..VID) to VDD or GND on their respective side to avoid floating-input quiescent current.
Route logic traces as controlled-impedance 50 ohm microstrip or stripline where speeds exceed 50 Mbps to limit ringing; keep data traces away from the package edges to preserve the wide-body SOIC creepage/clearance required for the 3000 Vrms isolation rating. Place a ground keep-out under the package body (no copper on inner layers crossing between side-1 and side-2) to maintain galvanic isolation. Refer to the ADuM151N datasheet PCB layout guidelines for the recommended guard trace pattern around the package perimeter.
Although the ADUM151N0BRZ-RL7 supports up to 150 Mbps, channels are specified at 1.5 ns typical propagation delay and ~2 ns channel-to-channel matching. For time-critical interfaces (synchronous SPI clocks, parallel ADC sampling) keep the same-direction data paths on the same die side to minimize timing skew. Do not run forward and reverse channels in adjacent pairs if inter-channel skew matters - this can cause pulse-width distortion on the return data path. The 75 kV/us CMTI rating ensures robust operation next to fast-switching IGBT/MOSFET nodes.
Do not assume the ADUM151N0BRZ-RL7 and ADUM3402BRWZ-RL are interchangeable: the ADuM3402 is a 4-channel part with a different channel-direction pinout despite the same 16-SOIC wide-body footprint. The Si864x/Si8660 Silicon Labs family is NOT pin-compatible with the ADuM151N even though it shares the same wide-body 16-SOIC mechanical outline. The "-RL7" suffix indicates tape-and-reel packaging only; pinout and electrical behavior are identical to the ADUM151N0BRZ tube version. When migrating to a different channel-count variant (ADuM150N or ADuM152N), the data-direction pinout will change and firmware may need updates.
تعمیل کی معلومات
RoHS compliant per Analog Devices product page; lead-free reflow profile per JEDEC J-STD-020. UL/VDE/CQC safety certifications listed in the ADuM151N datasheet for 3000 Vrms reinforced insulation. Not AEC-Q100 qualified as labeled - automotive applications should verify ADi automotive-grade part numbers separately.
