ADUM4224ARWZ - 4A Isolated Half-Bridge Driver | Analog Devices
Référence : ADUM4224ARWZ ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 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 |
ADUM4224ARWZ Présentation
An isolated gate driver is a device that transfers control signals across an isolation barrier to drive power transistors such as MOSFETs and IGBTs. It ensures safety and noise immunity by galvanically isolating the low-voltage control side from the high-voltage power stage. This is essential in applications like motor drives, inverters, and switch-mode power supplies where high voltages and transients are present.
Key features include 4A peak output current, 5000Vrms isolation voltage, and a wide supply voltage range. The device supports both high-side and low-side driving with independent inputs, enabling flexible half-bridge configurations. It also features a UVLO (undervoltage lockout) on both supplies to ensure safe operation during power-up and brownout conditions.
Technically, the ADUM4224ARWZ uses Analog Devices' proprietary iCoupler technology, which integrates micro-transformers to achieve isolation. This provides superior performance compared to optocouplers, including higher data rates, lower power consumption, and better timing accuracy. The driver has a propagation delay of and a minimum pulse width of , ensuring precise switching.
Typical applications include isolated switch-mode power supplies, motor drives, solar inverters, and industrial automation. The device is well-suited for driving power MOSFETs and IGBTs in half-bridge or full-bridge topologies, where its high output current ensures fast switching and reduced switching losses.
When designing with the ADUM4224ARWZ, ensure proper decoupling of the VDD1 and VDD2 supplies with low-ESR capacitors. Also, consider the isolation rating and creepage distances for the PCB layout to maintain the specified isolation voltage.
Alternatives de remplacement direct pour ADUM4224ARWZ — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec ADUM4224ARWZ (même facteur de forme et même empreinte) — différant par Package, Isolation Voltage, Technology, Propagation Delay, Number of Channels.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ADUM4224WARWZ
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
ADUM3224ARWZ
✅ Remplacement direct✓ En stock
$2.2 / unité
Voir la fiche technique →ADUM3223ARWZ
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$2.19 / unité
Voir la fiche technique →ADUM3221ARZ
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$1.52 / unité
Voir la fiche technique →ADUM3220ARZ
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$2.2 / unité
Voir la fiche technique →ADUM4224ARWZ Valeurs maximales et caractéristiques électriques
| Isolation Voltage | 5000 Vrms |
| Peak Output Current | 4 A |
| Number of Channels | 2 |
| Technology | iCoupler |
| Boîtier | 16-SOIC |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
| Configuration de sortie | Half-Bridge |
| Isolation Type | Galvanic |
Configuration des broches de ADUM4224ARWZ
| Broche 1 | VDD1 — Primary side supply voltage |
| Broche 2 | GND1 — Primary side ground |
| Broche 3 | VIA — High-side input A |
| Broche 4 | VIB — Low-side input B |
| Broche 5 | GND1 — Primary side ground |
| Broche 6 | NC — No connect |
| Broche 7 | NC — No connect |
| Broche 8 | NC — No connect |
| Broche 9 | VOA — High-side output A |
| Broche 10 | VOB — Low-side output B |
| Broche 11 | VDD2 — Secondary side supply voltage |
| Broche 12 | GND2 — Secondary side ground |
| Broche 13 | NC — No connect |
| Broche 14 | NC — No connect |
| Broche 15 | NC — No connect |
| Broche 16 | GND2 — Secondary side ground |
Applications typiques
ADUM4224ARWZ convient pour 6 applications: Isolated Switch-Mode Power Supplies, Motor Drives, Solar Inverters, Industrial Automation, Electric Vehicle Chargers, Renewable Energy Systems.
Isolated Switch-Mode Power Supplies
The ADUM4224ARWZ is ideal for isolated switch-mode power supplies (SMPS) where high-side and low-side MOSFETs need to be driven with galvanic isolation. Its 4A peak output current ensures fast switching, reducing switching losses and improving efficiency. The 5000Vrms isolation provides safety and noise immunity in high-voltage applications. The driver's UVLO feature ensures reliable operation during power-up and brownout conditions, making it suitable for industrial power supplies.
Recommandé
Motor Drives
In motor drives, the ADUM4224ARWZ drives the high-side and low-side IGBTs or MOSFETs in a half-bridge configuration. Its 4A output current provides fast gate charging, minimizing switching losses and enabling high-frequency PWM operation. The 5000Vrms isolation protects the low-voltage control circuitry from high-voltage transients and motor noise. The driver's independent high-side and low-side inputs allow flexible control, making it suitable for three-phase motor drives in industrial automation.
Recommandé
Solar Inverters
The ADUM4224ARWZ is well-suited for solar inverters, where it drives the power switches in the DC-AC conversion stage. Its high isolation voltage (5000Vrms) ensures safe operation in high-voltage photovoltaic systems. The 4A peak output current enables efficient switching of IGBTs, reducing losses and improving inverter efficiency. The driver's robust performance under high temperatures and transients makes it reliable for outdoor solar installations.
Recommandé
Industrial Automation
In industrial automation, the ADUM4224ARWZ is used in various power conversion and motor control applications. Its 5000Vrms isolation provides safety in harsh industrial environments, while the 4A output current ensures reliable driving of power semiconductors. The driver's fast propagation delay and high noise immunity make it suitable for precise control in PLCs, robotics, and factory automation systems.
Recommandé
Electric Vehicle Chargers
The ADUM4224ARWZ is used in electric vehicle (EV) chargers to drive the power switches in the AC-DC and DC-DC conversion stages. Its high isolation voltage (5000Vrms) is essential for safety in high-voltage EV systems. The 4A peak output current enables efficient switching of SiC and GaN devices, reducing charging time and improving efficiency. The driver's automotive-grade variant (ADUM4224WARWZ) is available for AEC-Q100 compliance.
Recommandé
Renewable Energy Systems
The ADUM4224ARWZ is suitable for renewable energy systems such as wind turbines and energy storage systems. It drives the power switches in inverters and converters, providing reliable isolation and high output current. The 5000Vrms isolation ensures safety in high-voltage DC buses, while the driver's fast switching reduces losses and improves system efficiency. Its wide operating temperature range makes it suitable for outdoor installations.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ADUM4224ARWZ — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ADUM4224WARWZ | ADUM3224ARWZ | ADUM3223ARWZ |
|---|---|---|---|---|
| Package | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Isolation Voltage | 5000 Vrms | 5000 Vrms | 3000 Vrms | 3000 Vrms |
| Peak Output Current | 4 A | 4 A | 4 A | 2 A |
| Number of Channels | 2 | 2 | 2 | 2 |
| Automotive Grade | No | Yes | No | No |
| Technology | iCoupler | iCoupler | iCoupler | iCoupler |
Principaux différenciateurs
- Higher isolation voltage (5000Vrms) compared to ADUM3224ARWZ (vs ADUM3224ARWZ)
- Automotive-grade variant available (vs ADUM3224ARWZ)
- Higher output current than ADUM3223ARWZ (vs ADUM3223ARWZ)
Notes de conception
Ensure adequate decoupling on VDD1 and VDD2 with low-ESR ceramic capacitors (e.g., 0.1uF and 10uF) placed close to the pins. This minimizes voltage spikes during high-current switching and ensures stable operation.
Maintain proper creepage and clearance distances on the PCB to meet the 5000Vrms isolation rating. Use a minimum of 8mm creepage between primary and secondary sides, and consider a slot in the PCB to enhance isolation.
The ADUM4224ARWZ dissipates power during switching. Ensure adequate copper area on the PCB for heat dissipation, especially in high-frequency applications. The 16-SOIC package has a thermal resistance of approximately [DATA_NEEDED: theta_JA].
Informations de conformité
RoHS compliant per Analog Devices product page. Not AEC-Q100 qualified; use ADUM4224WARWZ for automotive.
