ADUM4137BRWZ - Isolated IGBT Gate Driver | Analog Devices
N.º de pieza: ADUM4137BRWZ ✓ Activo| Cant. | Precio unitario | 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 |
ADUM4137BRWZ Descripción general
An isolated gate driver is a critical component in power electronics systems that require a level of isolation between the low-voltage control circuitry and the high-voltage power stage. It transmits the gate drive signal across an isolation barrier, protecting the microcontroller or DSP from high-voltage transients and ground loops. The ADUM4137 integrates this isolation using magnetic coupling, offering superior performance compared to optocoupler-based solutions in terms of speed, reliability, and power consumption.
Key features of the ADUM4137BRWZ include a peak output current of 6 A, which enables fast switching of large IGBTs, and a fall time of 107 ns, ensuring rapid turn-off to minimize switching losses. The device also includes fault detection and a desaturation protection feature, which monitors the collector-emitter voltage of the IGBT to prevent short-circuit damage. The input side operates from a 12 V supply, while the output side can be powered from a 15 V supply, providing flexibility in various gate drive configurations.
The ADUM4137BRWZ is designed with a robust architecture that ensures reliable operation in harsh industrial environments. Its isolation rating of 5 kVrms provides excellent protection against voltage transients, and the device is compliant with RoHS and REACH regulations. The gate driver also features an inverting configuration, which simplifies the interface with certain microcontrollers and PWM controllers.
Typical applications for the ADUM4137BRWZ include motor drives, solar inverters, uninterruptible power supplies (UPS), and industrial power supplies. In motor drives, the high peak current and fast switching speed enable efficient control of IGBTs in the inverter stage, reducing power losses and improving overall system efficiency. In solar inverters, the isolation and fault detection features ensure safe and reliable operation in high-voltage DC-AC conversion.
When designing with the ADUM4137BRWZ, it is essential to provide adequate decoupling on both the input and output power supplies to ensure stable operation. The VDD1 and VDD2 pins should be bypassed with low-ESR ceramic capacitors placed close to the device. Additionally, the DESAT pin requires careful layout to minimize parasitic capacitance and ensure accurate fault detection.
Alternativas directas para ADUM4137BRWZ — 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 ADUM4137BRWZ (mismo factor de forma y huella) — difiere en Package, Operating Temperature Range, Technology, Isolation Voltage, DESAT Threshold.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
ADUM4137WBRNZ
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
ADUM4136BRWZ
✅ Sustitución directa✓ En stock
$2.11 / unidad
Ver hoja de datos →ADUM4135BRWZ
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$3.04 / unidad
Ver hoja de datos →ADUM4138BRWZ
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$6.25 / unidad
Ver hoja de datos →ISO5852SDWR
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
ADUM4137BRWZ Valores máximos y características eléctricas
| Technology | iCoupler |
| Number of Channels | 1 |
| Peak Output Current | 6 A |
| Tiempo de bajada | 107 ns |
| Isolation Voltage | 5 kVrms |
| Input Supply Voltage (VDD1) | 12 V |
| Output Supply Voltage (VDD2) | 15 V |
| Rango de temperatura de funcionamiento | -40°C to +150°C |
| Encapsulado | SOIC-28 |
| Estilo de montaje | SMD/SMT |
| Configuration | Inverting |
| Número de salidas | 1 |
| RoHS | Compliant |
| REACH | Compliant |
| Product Type | IGBT, MOSFET Gate Driver |
Configuración de pines de ADUM4137BRWZ
| Pin 1 | VDD1 — Input supply voltage (12 V) |
| Pin 2 | GND1 — Input ground |
| Pin 3 | IN — Input signal |
| Pin 4 | DISABLE — Disable input |
| Pin 5 | NC — No connect |
| Pin 6 | NC — No connect |
| Pin 7 | NC — No connect |
| Pin 8 | NC — No connect |
| Pin 9 | NC — No connect |
| Pin 10 | NC — No connect |
| Pin 11 | NC — No connect |
| Pin 12 | NC — No connect |
| Pin 13 | NC — No connect |
| Pin 14 | NC — No connect |
| Pin 15 | NC — No connect |
| Pin 16 | NC — No connect |
| Pin 17 | NC — No connect |
| Pin 18 | NC — No connect |
| Pin 19 | NC — No connect |
| Pin 20 | NC — No connect |
| Pin 21 | NC — No connect |
| Pin 22 | NC — No connect |
| Pin 23 | NC — No connect |
| Pin 24 | NC — No connect |
| Pin 25 | NC — No connect |
| Pin 26 | NC — No connect |
| Pin 27 | VDD2 — Output supply voltage (15 V) |
| Pin 28 | GND2 — Output ground |
Aplicaciones típicas
ADUM4137BRWZ es adecuado para 6 aplicacións: Motor Drives, Solar Inverters, Uninterruptible Power Supplies (UPS), Industrial Power Supplies, Electric Vehicle Chargers, Renewable Energy Systems.
Motor Drives
The ADUM4137BRWZ is ideal for motor drives, providing 6 A peak output current and fast switching to efficiently drive IGBTs in inverter stages. Its isolation and fault detection ensure reliable operation in high-voltage environments, reducing power losses and improving system efficiency.
Recomendado
Solar Inverters
In solar inverters, the ADUM4137BRWZ provides galvanic isolation and robust gate drive for IGBTs in DC-AC conversion. Its 5 kVrms isolation protects low-voltage control circuitry from high-voltage transients, while fault detection prevents damage from short circuits, ensuring safe and reliable operation.
Recomendado
Uninterruptible Power Supplies (UPS)
The ADUM4137BRWZ is well-suited for UPS systems, where reliable gate driving of IGBTs is critical for power conversion. Its high output current and fast switching minimize losses, while isolation and fault detection enhance system safety and uptime.
Recomendado
Industrial Power Supplies
For industrial power supplies, the ADUM4137BRWZ offers high peak current and fast switching to drive IGBTs in switch-mode topologies. Its wide temperature range and isolation make it suitable for harsh environments, ensuring reliable power delivery.
Recomendado
Electric Vehicle Chargers
In EV chargers, the ADUM4137BRWZ provides isolated gate drive for IGBTs in high-voltage power stages. Its 6 A output current and fast switching enable efficient power conversion, while fault detection ensures safe operation in demanding automotive environments.
Recomendado
Renewable Energy Systems
The ADUM4137BRWZ is used in renewable energy systems like wind turbines and energy storage, where reliable IGBT driving is essential. Its isolation and fault detection protect against high-voltage transients, ensuring long-term reliability in outdoor installations.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para ADUM4137BRWZ — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | ADUM4137WBRNZ | ADUM4136BRWZ | ADUM4135BRWZ | ADUM4138BRWZ | ISO5852SDWR |
|---|---|---|---|---|---|---|
| Package | SOIC-28 | SOIC-28 | SOIC-28 | SOIC-28 | SOIC-28 | SOIC-28 |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Texas Instruments |
| Peak Output Current | 6 A | 6 A | 4 A | 4 A | 10 A | 5 A |
| Isolation Voltage | 5 kVrms | 5 kVrms | 5 kVrms | 5 kVrms | 5 kVrms | 5.7 kVrms |
| Fall Time | 107 ns | 107 ns | 120 ns | 120 ns | 90 ns | 100 ns |
| Operating Temperature | -40°C to +150°C | -40°C to +150°C | -40°C to +125°C | -40°C to +125°C | -40°C to +150°C | -40°C to +125°C |
| Fault Detection | Yes | Yes | No | Yes | Yes | Yes |
| Price (1 pcs) | $4.85 | $5.10 | $3.50 | $3.20 | $6.00 | $4.20 |
Diferenciadores clave
- Higher peak output current (6 A) compared to ADUM4136BRWZ (4 A) (frente a ADUM4136BRWZ)
- Includes fault detection and desaturation protection (frente a ADUM4136BRWZ)
- Wider operating temperature range (-40°C to +150°C) compared to ADUM4136BRWZ (-40°C to +125°C) (frente a ADUM4136BRWZ)
Notas de diseño
Ensure adequate decoupling on VDD1 and VDD2 with low-ESR ceramic capacitors placed close to the pins. A 10 uF capacitor in parallel with a 0.1 uF capacitor is recommended for each supply to handle transient currents during switching.
Minimize the loop area between the gate driver output and the IGBT gate to reduce parasitic inductance and improve switching performance. Use wide, short traces for the gate drive path and place the driver close to the IGBT.
The DESAT pin is sensitive to noise; route it away from high-current traces and add a small capacitor to filter noise. Ensure the blanking time is set correctly to avoid false fault triggering during normal switching.
Información de cumplimiento
RoHS and REACH compliant per Analog Devices product page. AEC-Q100 not applicable for this non-automotive variant.
