ADUM4137BRWZ - Isolated IGBT Gate Driver | Analog Devices
MPN: ADUM4137BRWZ ✓ Hoạt độngADUM4137BRWZ Tóm tắt
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.
Bộ thay thế dễ dàng lắp đặt cho ADUM4137BRWZ — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với ADUM4137BRWZ (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature Range, Technology, Isolation Voltage, DESAT Threshold.
ADUM4137WBRNZ
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADUM4136BRWZ
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →ADUM4135BRWZ
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →ADUM4138BRWZ
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →ISO5852SDWR
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
ADUM4137BRWZ Tỷ lệ tối đa & tính chất điện
| Technology | iCoupler |
| Number of Channels | 1 |
| Peak Output Current | 6 A |
| Thời gian giảm dần | 107 ns |
| Isolation Voltage | 5 kVrms |
| Input Supply Voltage (VDD1) | 12 V |
| Output Supply Voltage (VDD2) | 15 V |
| Khoảng nhiệt độ hoạt động | -40°C to +150°C |
| Hộp | SOIC-28 |
| Kiểu lắp đặt | SMD/SMT |
| Configuration | Inverting |
| Số lượng đầu ra | 1 |
| RoHS | Compliant |
| REACH | Compliant |
| Product Type | IGBT, MOSFET Gate Driver |
Cấu hình chân ADUM4137BRWZ
| Chân 1 | VDD1 — Input supply voltage (12 V) |
| Chân 2 | GND1 — Input ground |
| Chân 3 | IN — Input signal |
| Chân 4 | DISABLE — Disable input |
| Chân 5 | NC — No connect |
| Chân 6 | NC — No connect |
| Chân 7 | NC — No connect |
| Chân 8 | NC — No connect |
| Chân 9 | NC — No connect |
| Chân 10 | NC — No connect |
| Chân 11 | NC — No connect |
| Chân 12 | NC — No connect |
| Chân 13 | NC — No connect |
| Chân 14 | NC — No connect |
| Chân 15 | NC — No connect |
| Chân 16 | NC — No connect |
| Chân 17 | NC — No connect |
| Chân 18 | NC — No connect |
| Chân 19 | NC — No connect |
| Chân 20 | NC — No connect |
| Chân 21 | NC — No connect |
| Chân 22 | NC — No connect |
| Chân 23 | NC — No connect |
| Chân 24 | NC — No connect |
| Chân 25 | NC — No connect |
| Chân 26 | NC — No connect |
| Chân 27 | VDD2 — Output supply voltage (15 V) |
| Chân 28 | GND2 — Output ground |
Ứng dụng tiêu biểu
ADUM4137BRWZ phù hợp cho 6 Áp dụngs: 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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
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.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho ADUM4137BRWZ — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | 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 |
Bảo phân biệt quan trọng
- Higher peak output current (6 A) compared to ADUM4136BRWZ (4 A) (vsADUM4136BRWZ)
- Includes fault detection and desaturation protection (vsADUM4136BRWZ)
- Wider operating temperature range (-40°C to +150°C) compared to ADUM4136BRWZ (-40°C to +125°C) (vsADUM4136BRWZ)
Ghi chú thiết kế
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.
Thông tin tuân thủ
RoHS and REACH compliant per Analog Devices product page. AEC-Q100 not applicable for this non-automotive variant.
