LMG3422R030RQZT - 600V 30mΩ GaN FET with Integrated Driver | TI
MPN: LMG3422R030RQZT ✓ فعالLMG3422R030RQZT نمای کلی
GaN FETs are a class of wide-bandgap power semiconductors that offer lower gate charge and faster switching than silicon MOSFETs, reducing switching losses and enabling higher power density. The LMG3422R030 integrates the driver and protection circuitry, simplifying design and improving reliability by minimizing parasitic inductance. This integration is part of a broader trend toward power management ICs that combine power stage and control for compact, efficient converters.
Key features include integrated overcurrent and overtemperature protection, a temperature reporting pin, and adjustable gate drive strength. The device supports a wide input voltage range and provides clean switching with minimal ringing, as highlighted in the datasheet. The low-inductance package and integrated driver enable higher switching SOA compared to discrete solutions.
The LMG3422R030 is ideal for applications such as server power supplies, telecom rectifiers, solar inverters, and electric vehicle onboard chargers, where high efficiency and power density are critical. Its 600-V rating and 30-mΩ RDS(on) make it suitable for totem-pole PFC, LLC converters, and other hard-switching topologies.
When designing with this device, ensure proper thermal management via the exposed pad and adequate PCB copper area. The integrated driver simplifies layout, but attention to gate drive loop and snubber design is recommended to minimize ringing. The device is available in tape and reel packaging, with pricing as of 2026-08-27.
جایگزین‌های drop-in برای LMG3422R030RQZT — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای LMG3422R030RQZT (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Drain-Source Voltage (VDS), Integrated Driver, Package.
LMG3422R030RQZR
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
LMG3422R050RQZT
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
LMG3522R030RQSR
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←LMG3426R030
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
LMG3427R030
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
LMG3422R030RQZT حداکثر مقادیر مجاز و مشخصات الکتریکی
| Drain-Source Voltage (VDS) | 600 V |
| On-Resistance (RDS(on)) | 30 mΩ |
| Continuous Drain Current | 40 A |
| فرکانس سوئیچینگ | 2.2 MHz |
| Slew Rate | 20 V/ns to 150 V/ns |
| FET Hold-off | 200 V/ns |
| Integrated Driver | Yes |
| Protection | Overcurrent, Overtemperature |
| Temperature Reporting | Yes |
| بسته‌بندی | 54-VQFN (12x12 mm) |
| نوع نصب | Surface Mount |
| Qualification | JEDEC JEP180 |
| Gate Drive Strength | Adjustable |
| دمای کاری | -40°C to +125°C |
| وضعیت RoHS | Compliant |
پیکربندی پین LMG3422R030RQZT
| پین 1 | VIN — Input supply for driver |
| پین 2 | VDD — Gate driver supply |
| پین 3 | PWM — PWM input |
| پین 4 | EN — Enable pin |
| پین 5 | FLT — Fault output |
| پین 6 | TEMP — Temperature reporting |
| پین 7 | GND — Ground |
| پین 8 | SW — Switch node |
| پین 9 | D — Drain of GaN FET |
| پین 10 | S — Source of GaN FET |
ناحیه عملکرد ایمن
کاربردهای معمول
LMG3422R030RQZT مناسب است برای 6 کاربردs: Server Power Supplies, Telecom Rectifiers, Solar Inverters, Electric Vehicle Onboard Chargers, Industrial Power Supplies, Data Center Power.
Server Power Supplies
The LMG3422R030's 600-V rating and 30-mΩ RDS(on) enable high-efficiency, high-density power conversion in server PSUs. Its integrated driver simplifies layout and reduces parasitic inductance, while the 2.2-MHz switching frequency allows smaller magnetics. The device's overcurrent and overtemperature protection ensure reliable operation in demanding data center environments.
پیشنهادی
Telecom Rectifiers
In telecom rectifiers, the LMG3422R030 provides high efficiency and power density, reducing cooling requirements. Its fast switching (up to 150 V/ns) minimizes switching losses, and the integrated driver reduces component count. The device's JEDEC JEP180 qualification ensures robustness in hard-switching topologies like totem-pole PFC.
پیشنهادی
Solar Inverters
The LMG3422R030 is ideal for solar inverters, where high efficiency and reliability are paramount. Its 600-V rating handles typical DC bus voltages, and the low RDS(on) reduces conduction losses. The integrated temperature reporting allows real-time thermal monitoring, enabling adaptive control to maximize energy harvest.
پیشنهادی
Electric Vehicle Onboard Chargers
In EV onboard chargers, the LMG3422R030's high switching frequency and low losses enable compact, efficient designs. The integrated driver reduces gate drive complexity, and the protection features enhance system safety. The device's wide operating temperature range (-40°C to +125°C) suits automotive environments.
پیشنهادی
Industrial Power Supplies
The LMG3422R030 is suitable for industrial power supplies requiring high efficiency and reliability. Its 600-V rating and 30-mΩ RDS(on) allow operation from 3-phase mains. The integrated driver and protection simplify design, while the 2.2-MHz switching frequency reduces transformer size, saving board space.
پیشنهادی
Data Center Power
For data center power distribution, the LMG3422R030 offers high efficiency and power density, reducing energy costs. Its fast switching and low losses enable compact designs, and the integrated temperature reporting aids in thermal management. The device's protection features ensure reliable operation in 24/7 environments.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای LMG3422R030RQZT — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | LMG3422R030RQZR | LMG3422R050RQZT | LMG3522R030RQSR |
|---|---|---|---|---|
| Package | 54-VQFN (12x12 mm) | 54-VQFN (12x12 mm) | 54-VQFN (12x12 mm) | 54-VQFN (12x12 mm) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Drain-Source Voltage | 600 V | 600 V | 600 V | 600 V |
| On-Resistance | 30 mΩ | 30 mΩ | 50 mΩ | 30 mΩ |
| Continuous Drain Current | 40 A | 40 A | 40 A | 40 A |
| Switching Frequency | 2.2 MHz | 2.2 MHz | 2.2 MHz | 2.2 MHz |
| Integrated Driver | Yes | Yes | Yes | Yes |
| Protection | Overcurrent, Overtemperature | Overcurrent, Overtemperature | Overcurrent, Overtemperature | Overcurrent, Overtemperature |
تفاوت‌های کلیدی
- Integrated driver reduces component count and parasitic inductance (در مقابلDiscrete GaN FET + driver solutions)
- JEDEC JEP180 qualification for hard-switching topologies (در مقابلLMG3422R050)
- Lower RDS(on) than LMG3422R050 (در مقابلLMG3422R050)
یادداشت‌های طراحی
The LMG3422R030 can dissipate significant power at high currents. Ensure adequate PCB copper area and thermal vias under the exposed pad to keep junction temperature within limits. For 40 A continuous operation, a heatsink or forced airflow may be required.
Minimize the gate drive loop and power loop inductance by placing the device close to the controller and using low-inductance layout techniques. The integrated driver reduces external components, but proper decoupling of VDD and VIN is essential for stable operation.
Do not exceed the absolute maximum ratings for VDS and current. Ensure the PWM input is properly level-shifted and has adequate dead-time to prevent shoot-through. The temperature reporting pin should be monitored for overtemperature conditions.
اطلاعات انطباق
RoHS compliant per TI product page. Not AEC-Q100 qualified.
