LMG3100R017

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具有整合式驅動器的 100V 1.7mΩ GaN FET

產品詳細資料

VDS (max) (V) 100 RDS(on) (mΩ) 1.7 ID (max) (A) 97 Features Built-in bootstrap diode, Integrated FET, Top-side cooled
VDS (max) (V) 100 RDS(on) (mΩ) 1.7 ID (max) (A) 97 Features Built-in bootstrap diode, Integrated FET, Top-side cooled
UNKNOWN (VBE) 15 See data sheet
  • Integrated 1.7mΩ GaN FET and driver
  • Interated high-side level shift and bootstrap
  • Two LGM3100 can form a half-bridge
    • No external level shifter needed
  • 90V continuous, 100V pulsed voltage rating
  • Package optimized for easy PCB layout
  • 5V external bias power supply
  • Supports 3.3V and 5V input logic levels
  • High slew rate switching with low ringing
  • Gate driver capable of up to 10MHz switching
  • Internal bootstrap supply voltage clamping to prevent GaN FET overdrive
  • Supply rail undervoltage lockout protection
  • Excellent propagation delay (29.5ns typical) and matching (12ns typical)
  • Low power consumption
  • Exposed top QFN package for connection to heatsink
  • Integrated 1.7mΩ GaN FET and driver
  • Interated high-side level shift and bootstrap
  • Two LGM3100 can form a half-bridge
    • No external level shifter needed
  • 90V continuous, 100V pulsed voltage rating
  • Package optimized for easy PCB layout
  • 5V external bias power supply
  • Supports 3.3V and 5V input logic levels
  • High slew rate switching with low ringing
  • Gate driver capable of up to 10MHz switching
  • Internal bootstrap supply voltage clamping to prevent GaN FET overdrive
  • Supply rail undervoltage lockout protection
  • Excellent propagation delay (29.5ns typical) and matching (12ns typical)
  • Low power consumption
  • Exposed top QFN package for connection to heatsink

The LMG3100 device is a 90V, 97A Gallium Nitride (GaN) with integrated driver. The device consists of a 100V GaN FET driven by a high-frequency GaN FET driver. The LMG3100 incorporates a high side level shifter and bootstrap circuit, so that two LMG3100 devices can be used to form a half bridge without needing an additional level shifter.

GaN FETs provide significant advantages for power conversion as they have near zero reverse recovery and very small input capacitance CISS and output capacitance COSS. All the devices are mounted on a completely bond-wire free package platform with minimized package parasitic elements. The LMG3100 device is available in a 6.5mm × 4mm × 0.89mm lead-free package and can be easily mounted on PCBs.

The TTL logic compatible inputs can support 3.3V and 5V logic levels regardless of the VCC voltage. The proprietary bootstrap voltage clamping technique ensures the gate voltages of the enhancement mode GaN FETs are within a safe operating range.

The device extends advantages of discrete GaN FETs by offering a more user-friendly interface. It is an ideal solution for applications requiring high-frequency, high-efficiency operation in a small form factor.

The LMG3100 device is a 90V, 97A Gallium Nitride (GaN) with integrated driver. The device consists of a 100V GaN FET driven by a high-frequency GaN FET driver. The LMG3100 incorporates a high side level shifter and bootstrap circuit, so that two LMG3100 devices can be used to form a half bridge without needing an additional level shifter.

GaN FETs provide significant advantages for power conversion as they have near zero reverse recovery and very small input capacitance CISS and output capacitance COSS. All the devices are mounted on a completely bond-wire free package platform with minimized package parasitic elements. The LMG3100 device is available in a 6.5mm × 4mm × 0.89mm lead-free package and can be easily mounted on PCBs.

The TTL logic compatible inputs can support 3.3V and 5V logic levels regardless of the VCC voltage. The proprietary bootstrap voltage clamping technique ensures the gate voltages of the enhancement mode GaN FETs are within a safe operating range.

The device extends advantages of discrete GaN FETs by offering a more user-friendly interface. It is an ideal solution for applications requiring high-frequency, high-efficiency operation in a small form factor.

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類型 標題 日期
* Data sheet LMG3100R017 100V, 97A GaN FET With Integrated Driver datasheet PDF | HTML 2024年 1月 23日
Technical article GaN 可推動電子設計轉型的 4 種中電壓應用 PDF | HTML 2024年 2月 20日

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

LMG3100EVM-089 — LMG3100 評估模組

LMG3100 評估模組 (EVM) 是一款小巧易用的功率級,且具有外部 PWM 訊號。此電路板可配置為降壓轉換器、升壓轉換器或其它使用半橋的轉換器拓撲。此 EVM 配備兩個 LMG3100 電源模組,每個模組均配備一個具有整合式驅動器的 100V 1.7mΩ GaN FET。
使用指南: PDF | HTML
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參考設計

PMP23392 — 使用 GaN FET 且適用於 48V 汽車應用的雙相位降壓轉換器參考設計

此參考設計運用兩個 LM5148-Q1 單相同步降壓控制器,以及四個配置為雙相位、交錯式、同步降壓轉換器的 LMG3100R017 GaN FET。轉換器會產生穩壓的 5V 輸出,能夠向負載提供額定 30A 電流,並且具備 60A 的峰值電流能力,可接受 24Vin 至 60Vin (額定 48Vin) 之間的輸入電壓。此設計以 6 層 PCB 為基礎,且六層各有 2-oz 的銅。評估板的尺寸為 5.0” x 3.4” (127.00mm x 86.36mm),但實際的轉換器解決方案尺寸約為 53.5mm x (...)
Test report: PDF
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