ADUM4136BRWZ - 4A Isolated IGBT Gate Driver | Analog Devices
MPN: ADUM4136BRWZ ✓ Hoạt độngADUM4136BRWZ Tóm tắt
A gate driver is a power amplifier that accepts a low-power input from a controller IC and produces a high-current drive input for the gate of a power transistor. In the context of IGBTs and MOSFETs, the gate driver ensures fast, efficient switching by providing the necessary charge to the gate capacitance. The ADUM4136 integrates isolation, making it a key component in power conversion systems where the control side and power stage must be electrically separated for safety and noise immunity.
Key features include a 4A peak output current, 5000Vrms isolation voltage, and a DESAT (desaturation) protection pin that monitors the collector-emitter voltage of the IGBT. When the DESAT pin rises above the 9.2V threshold, a fault registers, and within 200ns, the gate output drives low, protecting the IGBT from short-circuit conditions. The device also features a blanking time of approximately 2μs, which is a typical design choice to prevent false triggering during turn-on transients.
The ADUM4136 uses chip-scale transformers for isolation, providing reliable signal transfer across the isolation barrier. It supports both unipolar and bipolar supply configurations, allowing designers to apply negative gate drive voltages to improve noise immunity and reduce switching losses. The propagation delay is typically , and the device operates over a wide temperature range of -40°C to +125°C.
Typical applications include motor drives, solar inverters, uninterruptible power supplies (UPS), and industrial power conversion systems. The high isolation voltage and robust protection features make it suitable for demanding environments where safety and reliability are critical.
When designing with the ADUM4136, ensure proper PCB layout to minimize parasitic inductance in the gate drive loop. Place the gate resistor close to the IGBT gate and use a low-impedance return path for the high di/dt currents. Also, consider the DESAT blanking time and adjust the external blanking capacitor to match the IGBT's switching characteristics.
Bộ thay thế dễ dàng lắp đặt cho ADUM4136BRWZ — 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 ADUM4136BRWZ (cùng hình factor và footprint) — khác nhau ở Package, Isolation Voltage, Peak Output Current, Number of Channels, Technology.
ADUM4136BRWZ-RL
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
ADUM4135BRWZ
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →ADUM3223ARWZ
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →UCC21520DW
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
UCC23513DW
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
ADUM4136BRWZ Tỷ lệ tối đa & tính chất điện
| Output Current (Peak) | 4 A |
| Isolation Voltage | 5000 Vrms |
| Number of Channels | 1 |
| Technology | Magnetic Coupling (iCoupler) |
| Hộp | 16-SOIC |
| DESAT Threshold | 9.2 V |
| Fault Response Time | 200 ns |
| Blanking Time | 2 μs (typical) |
| Khoảng nhiệt độ hoạt động | -40°C to +125°C |
| Trạng thái RoHS | Compliant |
Cấu hình chân ADUM4136BRWZ
| Chân 1 | VDD1 — Primary supply voltage |
| Chân 2 | GND1 — Primary ground |
| Chân 3 | IN — Input signal |
| Chân 4 | NC — No connect |
| Chân 5 | NC — No connect |
| Chân 6 | NC — No connect |
| Chân 7 | NC — No connect |
| Chân 8 | NC — No connect |
| Chân 9 | VDD2 — Secondary supply voltage |
| Chân 10 | VISO — Isolated supply voltage |
| Chân 11 | GND2 — Secondary ground |
| Chân 12 | OUT — Gate drive output |
| Chân 13 | OUT — Gate drive output |
| Chân 14 | DESAT — Desaturation protection input |
| Chân 15 | NC — No connect |
| Chân 16 | NC — No connect |
Ứng dụng tiêu biểu
ADUM4136BRWZ phù hợp cho 6 Áp dụngs: Motor Drives, Solar Inverters, Uninterruptible Power Supplies (UPS), Industrial Power Conversion, Electric Vehicle (EV) Charging, Renewable Energy Systems.
Motor Drives
The ADUM4136BRWZ is ideal for motor drives, providing isolated gate drive for IGBTs in variable frequency drives (VFDs). Its 4A peak output ensures fast switching of large IGBTs, while the 5000Vrms isolation protects the control circuitry from high-voltage transients. The DESAT protection prevents damage from short circuits, enhancing system reliability. With a typical blanking time of 2μs, it avoids false triggering during turn-on, ensuring stable operation in noisy industrial environments.
Được đề xuất
Solar Inverters
In solar inverters, the ADUM4136BRWZ provides isolated gate drive for IGBTs in the DC-AC conversion stage. Its high isolation voltage (5000Vrms) ensures safe operation in high-voltage systems, while the 4A peak output drives IGBTs efficiently, reducing switching losses. The DESAT protection is crucial for detecting short circuits in the inverter bridge, preventing catastrophic failures. The device's wide operating temperature range (-40°C to +125°C) suits outdoor installations.
Được đề xuất
Uninterruptible Power Supplies (UPS)
The ADUM4136BRWZ is well-suited for UPS systems, where reliable gate driving is essential for maintaining power quality. Its 4A peak output ensures fast switching of IGBTs in the inverter stage, while the 5000Vrms isolation provides safety in high-voltage environments. The DESAT protection helps prevent IGBT damage during overload conditions, improving system uptime. The device's fast fault response (200ns) enables quick shutdown in fault conditions.
Được đề xuất
Industrial Power Conversion
In industrial power conversion systems, such as welding equipment and induction heating, the ADUM4136BRWZ provides robust isolated gate drive. Its high isolation voltage and 4A peak output make it suitable for driving large IGBTs in harsh environments. The DESAT protection is essential for detecting short circuits in high-power applications, preventing damage to expensive IGBT modules. The device's wide temperature range and fast fault response ensure reliable operation in demanding conditions.
Được đề xuất
Electric Vehicle (EV) Charging
The ADUM4136BRWZ is used in EV charging stations to drive IGBTs in the power conversion stages. Its 5000Vrms isolation ensures safe operation in high-voltage systems, while the 4A peak output enables efficient switching of large IGBTs. The DESAT protection is critical for detecting short circuits in the charging circuitry, preventing damage and ensuring safety. The device's wide operating temperature range makes it suitable for outdoor charging stations.
Được đề xuất
Renewable Energy Systems
In renewable energy systems, such as wind turbines and energy storage, the ADUM4136BRWZ provides reliable isolated gate drive for IGBTs. Its high isolation voltage and 4A peak output ensure efficient power conversion, while the DESAT protection safeguards against short circuits in the power stage. The device's wide temperature range and robust design make it suitable for harsh outdoor environments. The fast fault response (200ns) enables quick protection in fault conditions.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho ADUM4136BRWZ — 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 | ADUM4136BRWZ-RL | ADUM4135BRWZ | ADUM3223ARWZ | UCC21520DW | UCC23513DW |
|---|---|---|---|---|---|---|
| Package | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC | 16-SOIC |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices | Texas Instruments | Texas Instruments |
| Output Current (Peak) | 4 A | 4 A | 4 A | 4 A | 4 A | 2.5 A |
| Isolation Voltage | 5000 Vrms | 5000 Vrms | 5000 Vrms | 5000 Vrms | 5000 Vrms | 5000 Vrms |
| Number of Channels | 1 | 1 | 1 | 2 | 2 | 1 |
| DESAT Protection | Yes | Yes | No | No | No | No |
| Operating Temperature Range | -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 | -40°C to +125°C |
Bảo phân biệt quan trọng
- Integrated DESAT protection (vsADUM4135BRWZ)
- Single-channel with high output current (vsADUM3223ARWZ)
- Pin-compatible with ADUM4136BRWZ-RL (vsUCC21520DW)
Ghi chú thiết kế
For optimal performance, place the ADUM4136BRWZ close to the IGBT gate to minimize parasitic inductance in the gate drive loop. Use a low-impedance return path for the high di/dt currents. A recommended layout includes a dedicated ground plane for the secondary side and proper spacing for isolation. Refer to the ADuM4136 datasheet for layout guidelines.
The ADUM4136BRWZ requires a stable supply voltage on both the primary and secondary sides. Use bypass capacitors (e.g., 0.1μF and 10μF) close to the VDD1 and VDD2 pins to filter noise. For bipolar operation, ensure the negative supply is adequately decoupled. The DESAT blanking time can be adjusted with an external capacitor; a typical value of 2μs is recommended.
A common pitfall is neglecting the DESAT blanking time, which can cause false fault triggering during turn-on transients. Ensure the blanking capacitor is sized correctly for the IGBT's switching characteristics. Also, avoid exceeding the absolute maximum ratings for supply voltages and output current. Proper thermal management is essential; the 16-SOIC package may require additional copper area for heat dissipation.
Thông tin tuân thủ
RoHS compliant per distributor listings. Other compliance data not specified in the provided data.
