ADUM3223ARWZ - 4A Isolated Half-Bridge Gate Driver | Analog Devices
N.º de pieza: ADUM3223ARWZ ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 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 Descripción general
An isolated gate driver is a specialized integrated circuit that provides the necessary voltage and current to drive the gate of power transistors (such as MOSFETs and IGBTs) while maintaining galvanic isolation between the control side and the power stage. This isolation is critical in applications where the power stage operates at high voltages or in noisy environments, protecting the low-voltage control circuitry and ensuring safe, reliable operation. Isolated gate drivers are essential components in switch-mode power supplies, motor drives, and inverters, where they enable efficient and safe switching of high-power devices.
Key features of the ADUM3223ARWZ include 4 A peak output current, 3000 V rms isolation, and a wide supply voltage range. The device supports both high-side and low-side outputs with independent inputs, allowing flexible control of half-bridge topologies. It also features a high common-mode transient immunity (CMTI) of typically 100 kV/us, ensuring reliable operation in noisy environments. The propagation delay is typically 50 ns, enabling high-frequency switching with minimal timing skew.
Technically, the ADUM3223ARWZ integrates Analog Devices' iCoupler technology, which uses chip-scale transformers to transmit signals across the isolation barrier. This approach offers advantages over traditional optocouplers, including higher speed, lower power consumption, and better reliability. The device is designed to drive power MOSFETs and IGBTs directly, with a wide output supply range from 4.5 V to 18 V, accommodating various gate drive requirements. The narrow body SOIC-16 package is compact and suitable for space-constrained designs.
Typical applications include isolated switch-mode power supplies, motor drives, solar inverters, and industrial automation. The ADUM3223ARWZ is particularly well-suited for half-bridge and full-bridge topologies where high-side and low-side drivers are required. Its high output current ensures fast switching of large gate capacitances, reducing switching losses and improving efficiency.
When designing with this device, it is important to provide adequate decoupling on both the input and output supplies, and to ensure proper layout to minimize parasitic inductance. The device also requires careful consideration of the isolation rating and creepage distances for the target application's safety standards.
Alternativas directas para ADUM3223ARWZ — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con ADUM3223ARWZ (mismo factor de forma y huella) — difiere en Package, Propagation Delay, Technology, Number of Channels, Isolation Voltage.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
ADUM3223ARZ
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADUM3223BRZ
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
UCC21520DW
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ADUM3223ARWZ Valores máximos y características eléctricas
| Output Current | 4 A |
| Isolation Voltage | 3000 Vrms |
| Number of Channels | 2 |
| Technology | Magnetic Coupling (iCoupler) |
| Encapsulado | 16-SOIC (Narrow Body) |
| Supply Voltage (Input) | 4.5 V to 18 V |
| Supply Voltage (Output) | 4.5 V to 18 V |
| Propagation Delay | 50 ns (typical) |
| Common-Mode Transient Immunity | 100 kV/us (typical) |
| Temperatura de funcionamiento | -40°C to +125°C |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
| REACH Status | Compliant |
| AEC-Q100 | No |
| Lead-Free | Yes |
Configuración de pines de ADUM3223ARWZ
| Pin 1 | VDD1 — Input supply voltage |
| Pin 2 | GND1 — Input ground |
| Pin 3 | VIA — Input for high-side driver |
| Pin 4 | VIB — Input for low-side driver |
| Pin 5 | GND1 — Input ground |
| Pin 6 | NC — No connect |
| Pin 7 | NC — No connect |
| Pin 8 | NC — No connect |
| Pin 9 | VOA — High-side output |
| Pin 10 | VOB — Low-side output |
| Pin 11 | VDD2 — Output supply voltage |
| Pin 12 | GND2 — Output ground |
| Pin 13 | GND2 — Output ground |
| Pin 14 | NC — No connect |
| Pin 15 | NC — No connect |
| Pin 16 | NC — No connect |
Aplicaciones típicas
ADUM3223ARWZ es adecuado para 6 aplicacións: 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 is ideal for isolated switch-mode power supplies (SMPS) where high-side and low-side gate drive signals must be isolated from the control circuitry. Its 4 A peak output current ensures fast charging of power MOSFET gates, reducing switching losses. The 3000 Vrms isolation provides safety isolation between primary and secondary sides, meeting IEC 60950 requirements. With a propagation delay of 50 ns, it supports high-frequency operation up to several hundred kHz, improving power density. The high CMTI of 100 kV/us ensures reliable operation in noisy SMPS environments, preventing false triggering of the power switches.
Recomendado
Motor Drives
In motor drive applications, the ADUM3223ARWZ provides isolated gate drive for IGBTs and MOSFETs in half-bridge configurations. Its 4 A output current can drive large gate capacitances of IGBTs, enabling fast switching and reducing dead time. The 3000 Vrms isolation protects the low-voltage controller from high-voltage transients in the motor drive stage. The device's high CMTI ensures stable operation in the presence of fast voltage changes across the isolation barrier, which is common in PWM-driven motors. The wide supply voltage range of 4.5 V to 18 V allows flexible gate drive voltage selection to optimize switching performance.
Recomendado
Solar Inverters
The ADUM3223ARWZ is well-suited for solar inverter applications, where it drives the power switches in the DC-AC conversion stage. Its 4 A output current ensures efficient switching of MOSFETs and IGBTs, minimizing losses and improving inverter efficiency. The 3000 Vrms isolation provides galvanic isolation between the solar panel side and the grid side, enhancing safety. The device's fast propagation delay and high CMTI enable precise PWM control, reducing harmonic distortion in the output AC waveform. The compact SOIC-16 package is ideal for space-constrained inverter designs, and the wide operating temperature range of -40°C to +125°C ensures reliable operation in outdoor environments.
Recomendado
Industrial Automation
In industrial automation, the ADUM3223ARWZ is used in various power conversion stages, such as programmable logic controllers (PLCs) and servo drives. Its robust isolation and high output current make it suitable for driving power devices in harsh industrial environments. The device's high CMTI ensures reliable operation in the presence of electromagnetic interference (EMI) from motors and other industrial equipment. The wide supply voltage range allows compatibility with different gate drive voltages used in industrial systems. The ADUM3223ARWZ's fast propagation delay enables precise control of power switches, improving system performance and efficiency.
Recomendado
Electric Vehicle Chargers
The ADUM3223ARWZ is suitable for electric vehicle (EV) chargers, where it drives the power switches in the AC-DC and DC-DC conversion stages. Its 4 A output current ensures efficient switching of high-power IGBTs and MOSFETs, reducing charging time and improving efficiency. The 3000 Vrms isolation provides safety isolation between the mains and the vehicle, meeting stringent safety standards. The device's high CMTI ensures reliable operation in the presence of high-voltage transients, which are common in EV charging environments. The wide operating temperature range and compact package make it ideal for integration into charging stations.
Recomendado
Uninterruptible Power Supplies (UPS)
The ADUM3223ARWZ is used in UPS systems to drive the power switches in the inverter and rectifier stages. Its 4 A output current enables fast switching of IGBTs, ensuring high efficiency and reliable power conversion. The 3000 Vrms isolation provides galvanic isolation between the battery and the load, enhancing safety. The device's high CMTI ensures stable operation in the presence of transients during power outages and restoration. The wide supply voltage range allows flexible gate drive design, and the compact package is suitable for space-constrained UPS designs.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ADUM3223ARWZ — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | ADUM3223ARZ | ADUM3223BRZ | ADUM4223ARWZ | UCC21520DW |
|---|---|---|---|---|---|
| Package | 16-SOIC (Narrow Body) | 16-SOIC (Narrow Body) | 16-SOIC (Narrow Body) | 16-SOIC (Wide Body) | SOIC-16 |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Texas Instruments |
| Output Current | 4 A | 4 A | 4 A | 4 A | 4 A |
| Isolation Voltage | 3000 Vrms | 3000 Vrms | 3000 Vrms | 5000 Vrms | 5000 Vrms |
| Propagation Delay | 50 ns | 50 ns | 50 ns | 50 ns | 19 ns |
| CMTI | 100 kV/us | 100 kV/us | 100 kV/us | 100 kV/us | 100 kV/us |
| Supply Voltage Range | 4.5 V to 18 V | 4.5 V to 18 V | 4.5 V to 18 V | 4.5 V to 18 V | 4.5 V to 18 V |
| Operating Temperature | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C | -40°C to +125°C |
Diferenciadores clave
- 4 A peak output current (frente a UCC21520DW)
- 3000 Vrms isolation in narrow body SOIC-16 (frente a ADUM4223ARWZ)
- iCoupler technology (frente a UCC21520DW)
Notas de diseño
Ensure adequate decoupling on both VDD1 and VDD2 supplies. Place 0.1 uF ceramic capacitors as close as possible to the supply pins, and a 10 uF bulk capacitor on each supply to handle transient currents during switching. The 4 A peak output current can cause significant supply droop if decoupling is insufficient.
Maintain proper creepage and clearance distances on the PCB to meet the isolation rating. For 3000 Vrms isolation, a minimum creepage of 4 mm is recommended for reinforced insulation. Use a slot or barrier under the device to increase creepage distance if needed.
Keep the gate drive loop (output pins to the power switch gate and source) as short as possible to minimize parasitic inductance. This reduces voltage overshoot and ringing, improving switching performance and reducing EMI. Use wide traces for high current paths.
Información de cumplimiento
RoHS and REACH compliant per Analog Devices product page. Not AEC-Q100 qualified; automotive grade available as ADUM3223BRZ.
