ADUM4222ARWZ - 4A Isolated Half-Bridge Gate Driver | Analog Devices
Артикул: ADUM4222ARWZ ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $4.85 | $4,85 |
| 10 | $4.36 | $43,60 |
| 100 | $3.88 | $388,00 |
| 500 | $3.49 | $1.745,00 |
| 1.000 | $3.1 | $3.100,00 |
ADUM4222ARWZ Обзор
An isolated gate driver is a specialized IC that transmits control signals across an isolation barrier to drive power transistors in half-bridge or full-bridge configurations. It combines galvanic isolation with high-current drive capability, enabling safe and efficient control of high-voltage power stages. In the hierarchy of power management, it sits between the controller and the power switches, providing level shifting, isolation, and current amplification.
Key features include 4 A peak output current, 5000 V rms isolation, 100 kV/us common-mode transient immunity, and a wide operating temperature range. The device supports both high-side and low-side outputs with independent inputs, allowing flexible control of half-bridge topologies. Its propagation delay is typically 50 ns, enabling high-frequency switching.
The ADUM4222ARWZ uses Analog Devices' iCoupler technology, which integrates micro-transformers and CMOS circuitry to achieve isolation without optocouplers. This results in superior timing accuracy, lower power consumption, and higher reliability compared to traditional isolation methods. The wide-body SOIC package provides excellent creepage and clearance for high-voltage applications.
Typical applications include isolated switch-mode power supplies, motor drives, solar inverters, and industrial automation. The device's high output current and fast switching make it ideal for driving large IGBTs and MOSFETs in power conversion systems.
When designing with this device, ensure proper PCB layout to minimize parasitic inductance and maintain isolation spacing. Use appropriate gate resistors to control switching speed and reduce EMI.
Аналоги без доработки для ADUM4222ARWZ — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с ADUM4222ARWZ (тот же форм-фактор и посадочное место) — отличается по Package, Isolation Voltage, Technology, Propagation Delay, Number of Channels.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
ADUM4223ARWZ
✅ Прямая замена✓ В наличии
$3.1 / шт.
Открыть даташит →ADUM3223ARWZ
✅ Прямая замена✓ В наличии
$2.19 / шт.
Открыть даташит →ADUM3224ARWZ
✅ Прямая замена✓ В наличии
$2.2 / шт.
Открыть даташит →ADUM4223BRWZ
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ISO5852S
⚡ Тот же корпус ⚠️ Характеристики не проверены📋 Справочный аналог (нет в каталоге)
UCC21520
⚡ Тот же корпус ⚠️ Характеристики не проверены✓ В наличии
$1.55 / шт.
Открыть даташит →ADUM4222ARWZ Максимальные параметры и электрические характеристики
| Output Current (Peak) | 4 A |
| Isolation Voltage | 5000 V rms |
| Number of Channels | 2 |
| High-Side/Low-Side | Independent |
| Propagation Delay | 50 ns (typical) |
| Common-Mode Transient Immunity | 100 kV/us |
| Supply Voltage (VDD1) | 3.0 V to 5.5 V |
| Supply Voltage (VDD2) | 4.5 V to 18 V |
| Рабочая температура | -40C to +125C |
| Корпус | 16-SOIC (wide body) |
| Тип монтажа | Surface Mount |
| Technology | iCoupler (magnetic coupling) |
| Статус RoHS | Compliant |
| Уровень MSL | 1 |
| Input Type | CMOS |
Конфигурация выводов ADUM4222ARWZ
| Контакт 1 | VDD1 — Primary supply voltage (3.0-5.5V) |
| Контакт 2 | GND1 — Primary ground |
| Контакт 3 | VIA — Input for high-side driver |
| Контакт 4 | VIB — Input for low-side driver |
| Контакт 5 | GND1 — Primary ground |
| Контакт 6 | NC — No connect |
| Контакт 7 | NC — No connect |
| Контакт 8 | NC — No connect |
| Контакт 9 | VOA — High-side output |
| Контакт 10 | VOB — Low-side output |
| Контакт 11 | VDD2 — Secondary supply voltage (4.5-18V) |
| Контакт 12 | GND2 — Secondary ground |
| Контакт 13 | NC — No connect |
| Контакт 14 | NC — No connect |
| Контакт 15 | NC — No connect |
| Контакт 16 | GND2 — Secondary ground |
Типичное применение
ADUM4222ARWZ подходит для 6 применениеs: Isolated Switch-Mode Power Supplies, Motor Drives, Solar Inverters, Industrial Automation, Electric Vehicle Chargers, Uninterruptible Power Supplies (UPS).
Isolated Switch-Mode Power Supplies
The ADUM4222ARWZ provides isolated gate drive for MOSFETs in SMPS topologies, enabling high-frequency switching with 4 A peak current and 50 ns propagation delay. Its 5000 V rms isolation ensures safe separation between primary and secondary sides, while the high common-mode transient immunity prevents false triggering during fast voltage transitions. This makes it ideal for flyback, forward, and half-bridge converters where clean, isolated drive signals are critical for efficiency and reliability.
Рекомендуется
Motor Drives
In motor drive applications, the ADUM4222ARWZ drives the high-side and low-side IGBTs or MOSFETs in a half-bridge configuration. Its 4 A peak output current ensures fast charging of gate capacitances, reducing switching losses. The 5000 V rms isolation protects low-voltage control circuitry from high-voltage bus transients, while the 100 kV/us CMTI ensures reliable operation in noisy industrial environments. This makes it suitable for brushless DC motors, servo drives, and variable frequency drives.
Рекомендуется
Solar Inverters
The ADUM4222ARWZ is well-suited for solar inverter applications, where it drives the power switches in the DC-AC conversion stage. Its high isolation voltage (5000 V rms) provides the necessary galvanic isolation between the PV panel side and the grid side, enhancing safety. The 4 A peak output current and fast propagation delay enable efficient switching at high frequencies, improving inverter efficiency. The wide operating temperature range (-40C to +125C) ensures reliable operation in outdoor environments.
Рекомендуется
Industrial Automation
In industrial automation, the ADUM4222ARWZ provides isolated gate drive for power stages in PLCs, robotics, and factory equipment. Its robust isolation and high CMTI ensure reliable operation in electrically noisy environments. The 4 A output current can drive a wide range of power switches, while the 16-SOIC package is compact for space-constrained designs. The device's high reliability and long lifespan make it suitable for 24/7 industrial operation.
Рекомендуется
Electric Vehicle Chargers
The ADUM4222ARWZ is used in electric vehicle (EV) chargers to drive the power switches in the AC-DC and DC-DC conversion stages. Its 5000 V rms isolation meets the stringent safety requirements for automotive applications, while the 4 A peak output current ensures efficient switching of high-power IGBTs and MOSFETs. The wide supply voltage range and fast propagation delay support high-frequency operation, reducing the size of magnetic components. This makes it ideal for onboard chargers and off-board charging stations.
Рекомендуется
Uninterruptible Power Supplies (UPS)
In UPS systems, the ADUM4222ARWZ drives the power switches in the inverter stage, providing isolated gate drive for reliable AC output. Its high isolation voltage ensures safety between the battery and output, while the 4 A peak output current enables efficient switching of high-power devices. The fast propagation delay and high CMTI ensure stable operation during load transients. This makes it suitable for online and line-interactive UPS systems.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для ADUM4222ARWZ — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | ADUM4223ARWZ | ADUM3223ARWZ | ADUM3224ARWZ | ADUM4223BRWZ | ISO5852S | UCC21520 |
|---|---|---|---|---|---|---|---|
| Package | 16-SOIC (wide body) | 16-SOIC (wide body) | 16-SOIC (wide body) | 16-SOIC (wide body) | 16-SOIC (wide body) | 16-SOIC (wide body) | 16-SOIC (wide body) |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Texas Instruments | Texas Instruments |
| Peak Output Current | 4 A | 4 A | 4 A | 4 A | 4 A | 4 A | 4 A |
| Isolation Voltage | 5000 V rms | 5000 V rms | 3000 V rms | 5000 V rms | 5000 V rms | 5700 V rms | 5700 V rms |
| Propagation Delay | 50 ns | 50 ns | 50 ns | 50 ns | 50 ns | 76 ns | 30 ns |
| Common-Mode Transient Immunity | 100 kV/us | 100 kV/us | 100 kV/us | 100 kV/us | 100 kV/us | 100 kV/us | 100 kV/us |
| Input Configuration | Two isolated inputs | One input + enable | Two isolated inputs | Two inputs + enable | One input + enable | One input + enable | Two isolated inputs |
| Price (1pc) | $4.85 | $4.85 | $4.20 | $5.10 | $5.50 | $3.50 | $2.80 |
Ключевые отличия
- Two isolated inputs provide flexible control (против ADUM4223ARWZ)
- Higher isolation than ADUM3223 (против ADUM3223ARWZ)
- Same package as TI alternatives but different pinout (против ISO5852S)
Заметки по проектированию
For optimal performance, place the ADUM4222ARWZ close to the power switches to minimize gate loop inductance. Use separate ground planes for primary and secondary sides, and maintain proper creepage and clearance distances for the 5000 V rms isolation rating. Refer to the datasheet layout guidelines for recommended PCB patterns.
Ensure the secondary supply (VDD2) is adequately decoupled with a 1 uF ceramic capacitor placed close to the VDD2 and GND2 pins. The primary supply (VDD1) should also be decoupled with a 0.1 uF capacitor. This helps maintain stable operation and reduces noise coupling.
Do not exceed the absolute maximum ratings for VDD1 (6V) and VDD2 (20V). Also, ensure that the input signals (VIA, VIB) are within the specified input voltage range. Incorrect logic levels can cause malfunction or damage. Always verify the input configuration matches your control signals.
Информация о соответствии
RoHS compliant per Analog Devices datasheet. Not AEC-Q100 qualified; for automotive, consider ADUM4223BRWZ or other automotive-grade variants.
