ADUM3223ARWZ-RL7 - 4A Isolated Half-Bridge Gate Driver | Analog Devices
部品番号: ADUM3223ARWZ-RL7 ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.08 | $30.80 |
| 100 | $2.74 | $274.00 |
| 500 | $2.47 | $1,235.00 |
| 1,000 | $2.19 | $2,190.00 |
ADUM3223ARWZ-RL7 概要
An isolated gate driver is a specialized integrated circuit that provides the necessary voltage and current to switch power transistors while maintaining galvanic isolation between the control side and the power stage. This isolation is critical in applications where high voltages or ground potential differences exist, protecting low-voltage control circuitry and ensuring safe operation. The ADUM3223 belongs to the family of digital isolators and gate drivers, which are essential components in modern power electronics systems.
Key features of the ADUM3223ARWZ-RL7 include 4 A peak output current, 3000 V rms isolation rating, 2 independent channels, and a propagation delay of typically 50 ns. The device operates from a supply voltage range of 4.5 V to 18 V on the secondary side, and 3.0 V to 5.5 V on the primary side, providing flexibility in system design. The iCoupler technology ensures reliable signal transfer across the isolation barrier with high noise immunity and low power consumption.
Technically, the ADUM3223 integrates a high-speed CMOS interface with a magnetic isolation barrier, enabling fast and accurate signal transmission. The device supports a maximum switching frequency of 1 MHz, making it suitable for high-frequency power converters. The output stage is designed to drive capacitive loads with minimal rise and fall times, reducing switching losses in the power stage.
Typical applications include isolated switch-mode power supplies, motor drives, solar inverters, and industrial automation systems. The device's high output current and isolation capability make it ideal for driving power MOSFETs and IGBTs in half-bridge and full-bridge topologies. Its compact SOIC-16 package allows for space-efficient PCB layouts.
When designing with the ADUM3223, it is important to ensure proper decoupling of the supply pins and to minimize parasitic inductance in the gate drive loop. The device's propagation delay and timing skew should be considered for high-frequency operation to avoid shoot-through in half-bridge configurations.
ドロップイン代替品: ADUM3223ARWZ-RL7 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: ADUM3223ARWZ-RL7 （同一形状・フットプリント） — 相違点: Package, Isolation Voltage, Propagation Delay, Technology, Input Supply Voltage.
クイック比較ツール — 並列比較する代替部品を選択:
ADUM3223ARZ-RL7
✅ ドロップイン📋 参考代替品（カタログ未掲載）
ADUM3223ARZ
✅ ドロップイン📋 参考代替品（カタログ未掲載）
ADUM3223WBRZ-RL7
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
ADUM3223BRSZ-RL7
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
ADUM3223ARWZ-RL7 最大定格＆電気的特性
| Output Current (Peak) | 4 A |
| Isolation Voltage | 3000 Vrms |
| Number of Channels | 2 |
| Propagation Delay | 50 ns (typical) |
| Supply Voltage (Primary) | 3.0 V to 5.5 V |
| Supply Voltage (Secondary) | 4.5 V to 18 V |
| Maximum Switching Frequency | 1 MHz |
| パッケージ | 16-SOIC (Narrow Body) |
| 動作温度範囲 | -40°C to +125°C |
| 立ち上がり時間 | 12 ns (typical) |
| 立ち下がり時間 | 12 ns (typical) |
| CMTI (Common-Mode Transient Immunity) | 50 kV/µs (typical) |
| RoHS ステータス | Compliant |
| 実装タイプ | Surface Mount |
| Technology | iCoupler (Magnetic Coupling) |
ADUM3223ARWZ-RL7 ピン構成
| ピン 1 | VDD1 — Primary-side supply voltage (3.0 V to 5.5 V) |
| ピン 2 | GND1 — Primary-side ground |
| ピン 3 | VIA — Input for channel A |
| ピン 4 | VIB — Input for channel B |
| ピン 5 | GND1 — Primary-side ground |
| ピン 6 | NC — No connect |
| ピン 7 | NC — No connect |
| ピン 8 | NC — No connect |
| ピン 9 | VOA — Output for channel A |
| ピン 10 | VOB — Output for channel B |
| ピン 11 | VDD2 — Secondary-side supply voltage (4.5 V to 18 V) |
| ピン 12 | GND2 — Secondary-side ground |
| ピン 13 | GND2 — Secondary-side ground |
| ピン 14 | NC — No connect |
| ピン 15 | NC — No connect |
| ピン 16 | NC — No connect |
主な用途
ADUM3223ARWZ-RL7 の用途: 6 件s: Isolated Switch-Mode Power Supplies, Motor Drives, Solar Inverters, Industrial Automation, Electric Vehicle Chargers, Uninterruptible Power Supplies (UPS).
Isolated Switch-Mode Power Supplies
The ADUM3223ARWZ-RL7 is ideal for isolated switch-mode power supplies (SMPS) where high-side and low-side MOSFETs need to be driven with galvanic isolation. Its 4 A peak output current ensures fast switching of power transistors, reducing switching losses and improving efficiency. The 3000 V rms isolation protects the control circuitry from high-voltage transients, making it suitable for AC-DC and DC-DC converters. The device's propagation delay of 50 ns allows for precise timing control, essential for synchronous rectification and active clamping topologies.
おすすめ
Motor Drives
In motor drive applications, the ADUM3223ARWZ-RL7 provides reliable gate driving for IGBTs and MOSFETs in half-bridge configurations. Its 4 A output current can quickly charge and discharge the gate capacitance, enabling high-frequency PWM operation. The isolation barrier protects the microcontroller from the high voltages present in the motor power stage, enhancing system safety. The device's wide secondary supply range (4.5 V to 18 V) accommodates various gate drive voltages, and its high CMTI (50 kV/µs) ensures stable operation in noisy industrial environments.
おすすめ
Solar Inverters
The ADUM3223ARWZ-RL7 is well-suited for solar inverter applications, where it drives the power switches in the DC-AC conversion stage. Its 3000 V rms isolation ensures safe separation between the photovoltaic panel side and the grid side, meeting safety standards. The 4 A peak output current enables efficient switching of high-power IGBTs, reducing losses and improving inverter efficiency. The device's fast propagation delay and high CMTI contribute to reliable operation in the presence of high dv/dt transients common in inverter circuits.
おすすめ
Industrial Automation
In industrial automation, the ADUM3223ARWZ-RL7 is used in programmable logic controllers (PLCs), robotics, and factory automation equipment to drive power stages with isolation. Its robust design operates over a wide temperature range (-40°C to +125°C), making it suitable for harsh environments. The device's 4 A output current can drive multiple parallel MOSFETs, and its isolation capability prevents ground loops and noise coupling, ensuring reliable communication between control and power sections. The compact SOIC-16 package saves PCB space in space-constrained industrial modules.
おすすめ
Electric Vehicle Chargers
The ADUM3223ARWZ-RL7 is suitable for electric vehicle (EV) charging stations, where it drives the power switches in the AC-DC and DC-DC converters. Its 3000 V rms isolation provides the necessary galvanic isolation between the mains and the vehicle battery, ensuring safety. The 4 A peak output current enables efficient switching of high-voltage MOSFETs and IGBTs, reducing charging time and improving efficiency. The device's high CMTI and fast propagation delay ensure reliable operation in the presence of high voltage transients.
おすすめ
Uninterruptible Power Supplies (UPS)
In UPS systems, the ADUM3223ARWZ-RL7 is used to drive the inverter stage that converts DC to AC. Its 4 A output current ensures fast switching of power transistors, maintaining clean AC output. The isolation barrier protects the control electronics from the high voltages in the power stage, enhancing system reliability. The device's wide supply voltage range and high CMTI make it suitable for the demanding conditions of UPS operation, including load transients and battery voltage variations.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: ADUM3223ARWZ-RL7 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | ADUM3223ARZ-RL7 | ADUM3223ARZ | ADUM4223ARWZ-RL7 |
|---|---|---|---|---|
| Package | 16-SOIC (Narrow Body) | 16-SOIC (Narrow Body) - same | 16-SOIC (Narrow Body) - same | 16-SOIC (Wide Body) - different |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Isolation Voltage | 3000 Vrms | 3000 Vrms | 3000 Vrms | 5000 Vrms |
| Output Current (Peak) | 4 A | 4 A | 4 A | 4 A |
| Propagation Delay | 50 ns | 50 ns | 50 ns | 50 ns |
| Supply Voltage (Primary) | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V | 3.0 V to 5.5 V |
| Supply Voltage (Secondary) | 4.5 V to 18 V | 4.5 V to 18 V | 4.5 V to 18 V | 4.5 V to 18 V |
| CMTI | 50 kV/µs | 50 kV/µs | 50 kV/µs | 50 kV/µs |
主な差別化要因
- 4 A peak output current （vs ADUM3223ARZ-RL7)
- 3000 Vrms isolation （vs ADUM4223ARWZ-RL7)
- Automotive grade option （vs ADUM3223WBRZ-RL7)
設計ノート
Place decoupling capacitors (0.1 µF and 10 µF) close to the VDD1 and VDD2 pins to ensure stable supply voltages. Use a solid ground plane for GND1 and GND2 to minimize noise and parasitic inductance. Keep the gate drive loop (output to MOSFET gate and source) as short as possible to reduce ringing and overshoot.
The ADUM3223ARWZ-RL7 can dissipate significant power when driving large capacitive loads at high frequencies. Ensure adequate PCB copper area for heat dissipation, especially under the SOIC package. For high ambient temperatures, consider derating the output current or adding thermal vias to improve heat transfer.
Avoid exceeding the absolute maximum ratings for supply voltages and output current. Ensure that the input signals (VIA, VIB) are properly referenced to GND1 and have sufficient pulse width to meet the minimum input pulse requirement. Also, be aware of the propagation delay mismatch between channels, which can cause shoot-through in half-bridge configurations; adjust dead time accordingly.
コンプライアンス情報
RoHS compliant per distributor data. AEC-Q100 not qualified for standard version; automotive grade available as ADUM3223WBRZ-RL7.
