# Wind Turbine Boost Charger Controller ## Description High-power wind turbine charging controller that boosts a 20-40 V, up to 2000 W turbine source to charge a 48 V power bank with sensing, intelligent operating-mode control, and protection including diversion handling. ## Project Details - **Owner:** elektrotechnika - **Created:** 4/12/2026 - **Last Updated:** 4/12/2026 - **Visibility:** Public ## Key Components ### D1 — [STTH2002D](https://www.flux.ai/kicad-part-library/stth2002d.md) - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: STTH2002D - Package or Case Code: TO-220-2_Vertical - Datasheet URL: https://www.st.com/resource/en/datasheet/stth2002.pdf - Package: TO-220 - Role: Boost Rectifier - Role Details: Phase A ultrafast boost diode for 100 kHz operation **Pins:** - A [pin 2] - K [pin 1] - NC [pin 3] ### D2 — [STTH2002D](https://www.flux.ai/kicad-part-library/stth2002d.md) - Datasheet URL: https://www.st.com/resource/en/datasheet/stth2002.pdf - Role: Boost Rectifier - Package or Case Code: TO-220-2_Vertical - Manufacturer Part Number: STTH2002D - Package: TO-220 - Manufacturer Name: Texas Instruments Inc. - Role Details: Phase B ultrafast boost diode for 100 kHz operation **Pins:** - A [pin 2] - K [pin 1] - NC [pin 3] ### Q1 — [NCEP0178AK](https://www.flux.ai/lcsc/ncep0178ak.md) - Frequency: 50kHz - Package: TO-252 - Power: 125W - Manufacturer Part Number: NCEP0178AK - Transistor Type: 1 N-channel - Role Details: Phase A boost switch retargeted from 100 kHz to 50 kHz to reduce switching loss and improve overall efficiency pending final MOSFET selection. - Manufacturer Name: NCE(无锡新洁能) - Continuous Drain Current: 78A - Drain to Source Voltage: 100V - Part Type: MOSFETs - Role: Power MOSFET - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810010234_Wuxi-NCE-Power-Semiconductor-NCEP0178AK_C216784.pdf - Operating Temperature: -55℃~+175℃ - LCSC Part Number: C216784 - Product Info Url: https://lcsc.com/product-detail/MOSFET_Wuxi-NCE-Power-Semiconductor-NCEP0178AK_C216784.html - JLCPCB Part Class: Extended Part - Package or Case Code: TO-252-2_L6.5-W6.1-P4.58-LS10.0-TL **Pins:** - D [pin 4] - G [pin 1] - S [pin 3] ### Q2 — [NCEP0178AK](https://www.flux.ai/lcsc/ncep0178ak.md) - Manufacturer Part Number: NCEP0178AK - Transistor Type: 1 N-channel - Power: 125W - Continuous Drain Current: 78A - Manufacturer Name: NCE(无锡新洁能) - Drain to Source Voltage: 100V - Role Details: Phase B boost switch retargeted from 100 kHz to 50 kHz to reduce switching loss and improve overall efficiency pending final MOSFET selection. - Package: TO-252 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1810010234_Wuxi-NCE-Power-Semiconductor-NCEP0178AK_C216784.pdf - Part Type: MOSFETs - Role: Power MOSFET - LCSC Part Number: C216784 - Operating Temperature: -55℃~+175℃ - Frequency: 50kHz - Package or Case Code: TO-252-2_L6.5-W6.1-P4.58-LS10.0-TL - Product Info Url: https://lcsc.com/product-detail/MOSFET_Wuxi-NCE-Power-Semiconductor-NCEP0178AK_C216784.html - JLCPCB Part Class: Extended Part **Pins:** - D [pin 4] - G [pin 1] - S [pin 3] ### U1 — [STM32F303CBT6](https://www.flux.ai/vasy_skral/stm32f303cbt6.md) - Part Type: Microcontroller - Datasheet URL: http://www.st.com/content/ccc/resource/technical/document/datasheet/f2/1f/e1/41/ef/59/4d/50/DM00058181.pdf/files/DM00058181.pdf/jcr:content/translations/en.DM00058181.pdf - Manufacturer Part Number: STM32F303CBT6 - Role Details: Runs turbine startup, power tracking, battery-limited, and diversion/protection state machine - Role: Supervisory MCU - Package: LQFP-48 **Pins:** - BOOT0 [pin 44] - NRST [pin 7] - PA0 [pin 10] - PA1 [pin 11] - PA10 [pin 31] - PA11 [pin 32] - PA12 [pin 33] - PA13 [pin 34] - PA14 [pin 37] - PA15 [pin 38] - PA2 [pin 12] - PA3 [pin 13] - PA4 [pin 14] - PA5 [pin 15] - PA6 [pin 16] - PA7 [pin 17] - PA8 [pin 29] - PA9 [pin 30] - PB0 [pin 18] - PB1 [pin 19] - PB10 [pin 21] - PB11 [pin 22] - PB12 [pin 25] - PB13 [pin 26] - PB14 [pin 27] - PB15 [pin 28] - PB2 [pin 20] - PB3 [pin 39] - PB4 [pin 40] - PB5 [pin 41] - PB6 [pin 42] - PB7 [pin 43] - PB8 [pin 45] - PB9 [pin 46] - PC13 [pin 2] - PC14 [pin 3] - PC15 [pin 4] - PF0 [pin 5] - PF1 [pin 6] - VBAT [pin 1] - VDD [pin 48] - VDD [pin 36] - VDD [pin 24] - VDDA [pin 9] - VSS [pin 47] - VSS [pin 23] - VSS [pin 35] - VSSA [pin 8] ### U2 — [IR2110STRPBF](https://www.flux.ai/adrian95/ir2110strpbf.md) - Manufacturer Part Number: IR2110STRPBF - Implementation Details: Original driver retained in architecture while U6 provides the preferred 100 kHz interleaved gate-drive path - Role Details: Legacy gate-drive placeholder retained for compatibility; superseded functionally by stronger dual-channel driver for 100 kHz efficiency optimization - Datasheet URL: https://www.infineon.com/dgdl/Infineon-IR2110-DataSheet-v01_00-EN.pdf?fileId=5546d462533600a4015355c80333167e&redirId=119801 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: Infineon Technologies - Role: Gate Driver - Part Type: Integrated Circuit - Package: SOIC-14 **Pins:** - COM [pin 2] - HIN [pin 12] - HO [pin 8] - LIN [pin 14] - LO [pin 1] - NC [pin 4] - NC [pin 5] - NC [pin 9] - NC [pin 10] - NC [pin 16] - SD [pin 13] - VB [pin 7] - VCC [pin 3] - VDD [pin 11] - VS [pin 6] - VSS [pin 15] ### U3 — [INA196](https://www.flux.ai/kicad-part-library/ina196.md) - Package: SOT-23-5 - Package or Case Code: SOT-23-5 - Role: Current Sense Amplifier - Manufacturer Name: Texas Instruments Inc. - Role Details: One device measures turbine input current and one measures charging/output current - Datasheet URL: http://www.ti.com/lit/ds/symlink/ina193.pdf - Manufacturer Part Number: INA196 **Pins:** - - [pin 5] - + [pin 4] - ~ [pin 1] - GND [pin 2] - V+ [pin 3] ### U4 — [INA196](https://www.flux.ai/kicad-part-library/ina196.md) - Role: Current Sense Amplifier - Manufacturer Part Number: INA196 - Datasheet URL: http://www.ti.com/lit/ds/symlink/ina193.pdf - Role Details: One device measures turbine input current and one measures charging/output current - Package: SOT-23-5 - Manufacturer Name: Texas Instruments Inc. - Package or Case Code: SOT-23-5 **Pins:** - - [pin 5] - + [pin 4] - ~ [pin 1] - GND [pin 2] - V+ [pin 3] ### U5 — [INA200D](https://www.flux.ai/kicad-part-library/ina200d.md) - Role: Hardware Overcurrent Monitor - Package or Case Code: SOIC-8_3.9x4.9mm_P1.27mm - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: INA200D - Datasheet URL: https://www.ti.com/lit/ds/symlink/ina201.pdf - Package: SOIC-8 - Role Details: Provides fast comparator-based overcurrent trip independent of firmware **Pins:** - ~{RESET} [pin 5] - CMP_{IN} [pin 3] - CMP_{OUT} [pin 6] - GND [pin 4] - OUT [pin 2] - V_{IN-} [pin 7] - V_{IN+} [pin 8] - V_{s} [pin 1] ### U6 — [UCC21520DW](https://www.flux.ai/kicad-part-library/ucc21520dw.md) - Package or Case Code: SOIC-16W_7.5x10.3mm_P1.27mm - Manufacturer Name: Texas Instruments Inc. - Datasheet URL: http://www.ti.com/lit/ds/symlink/ucc21520.pdf - Role: Gate Driver - Manufacturer Part Number: UCC21520DW - Role Details: Primary dual-channel gate driver for interleaved 100 kHz MOSFET drive with stronger source and sink current - Package: SOIC-16 **Pins:** - DIS [pin 5] - DT [pin 6] - GND [pin 4] - INA [pin 1] - INB [pin 2] - NC [pin 12] - NC [pin 13] - NC [pin 7] - OUTA [pin 15] - OUTB [pin 10] - VCCI [pin 3] - VCCI [pin 8] - VDDA [pin 16] - VDDB [pin 11] - VSSA [pin 14] - VSSB [pin 9] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/elektrotechnika/wind-turbine-boost-charger-controller](https://www.flux.ai/elektrotechnika/wind-turbine-boost-charger-controller).* --- *Generated from [https://www.flux.ai/elektrotechnika/wind-turbine-boost-charger-controller](https://www.flux.ai/elektrotechnika/wind-turbine-boost-charger-controller)*