# Historic Peach Antigravity Battle Room ## Description High-Performance 24V to 5V 2A Synchronous Buck Converter Design Using TPS54336A ## Project Details - **Owner:** ryanf - **Created:** 10/17/2025 - **Last Updated:** 10/17/2025 - **Visibility:** Public - **EMI/ESD Protection:** FB1 (600 Ω@100 MHz), L2 (2.2 µH), C12 (47 µF), damping resistor, D1 (SMBJ33A), F1 (polyfuse MF-MSMF110/24X-2) - **System Architecture:** ```mermaid flowchart LR 24V_Input((24 V Input)) --> InputFilter(Input Filter) InputFilter --> BuckConverter(TPS54336A Buck Converter) BuckConverter --> OutputFilter(Output Filter) OutputFilter --> Regulated5V((5 V Regulated Output)) ``` - **ESR:** 13mΩ - **Ripple Voltage:** 49mV pk-pk - **Transient Response:** <100mV (0.3A load step, 1A/µs) - **Operating Conditions:** VIN 23–25 V; VOUT 5 V; IOUT 0.1–2 A; Vripple ≤ 5%; fSW ≈ 570 kHz - **Power Budget:** Min Load: Pout = 5 V × 0.1 A = 0.5 W, Pin = 0.5 W / 0.9 = 0.556 W; Nominal Load: Pout = 5 V × 0.4 A = 2 W, Pin = 2 W / 0.9 = 2.222 W; Max Load: Pout = 5 V × 2 A = 10 W, Pin = 10 W / 0.9 = 11.111 W (assuming 90% efficiency) ## Key Components ### D1 — [SMBJ33A-13-F](https://www.flux.ai/lcsc/smbj33a-13-f~jw2e.md) - LCSC Part Number: C135067 - Role Details: TVS clamp diode for VIN to GND EMI protection - Package or Case Code: SMB_L4.6-W3.6-LS5.3-RD - ApprovedAlternates: SMBJ33A-E3/79T3, P6KE33CA - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Diodes-Incorporated-SMBJ33A-13-F_C135067.pdf - Part Type: TVS - LockedParameters: true - Manufacturer Name: DIODES(美台) - Role: Protection - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/TVS_DIODES_SMBJ33A-13-F_SMBJ33A-13-F_C135067.html - Manufacturer Part Number: SMBJ33A-13-F **Pins:** - A [pin 2] - K [pin 1] ### FB1 — [BLM18AG601SN1D](https://www.flux.ai/adrian95/blm18ag601sn1d~k47.md) - Manufacturer Part Number: BLM18AG601SN1D - LockedParameters: true - ApprovedAlternates: BLM31AG601SN1, BLM21AG601SN1 - Manufacturer Name: Murata Electronics - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Input LC filter ferrite bead, 600 Ω @ 100 MHz - Datasheet URL: https://www.murata.com/en-us/products/productdata/8796738650142/ENFA0003.pdf - Role: Choke (EMI Filter) - Part Type: Ferrite Bead **Pins:** - 1 [pin 1] - 2 [pin 2] ### U1 — [TPS54336ADRCR](https://www.flux.ai/lcsc/tps54336adrcr~e2nh.md) - Part Type: DC-DC Converters - fSW: 570kHz - LockedParameters: true - Package or Case Code: VSON-10_L3.0-W3.0-P0.50-TL-EP - Manufacturer Part Number: TPS54336ADRCR - Role Details: 24 V to 5 V synchronous buck converter IC, up to 2 A - ApprovedAlternates: TPS54336ADGKR, TPS54336ADGHTR - Vripple: 5% - Role: Power Conversion - VOUT: 5 V - LCSC Part Number: C2070667 - JLCPCB Part Class: Extended Part - IOUT: 100 mA–2 A (nominal 400 mA)A - VIN: 23–25 V - Manufacturer Name: TI(德州仪器) **Pins:** - BOOT [pin 9] - COMP [pin 7] - EN [pin 8] - EP [pin 11] - GND [pin 3] - GND [pin 4] - GND [pin 5] - PH [pin 2] - SS [pin 10] - VIN [pin 1] - VSENSE [pin 6] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/ryanf/historic-peach-antigravity-battle-room~4ve](https://www.flux.ai/ryanf/historic-peach-antigravity-battle-room~4ve).* --- *Generated from [https://www.flux.ai/ryanf/historic-peach-antigravity-battle-room~4ve](https://www.flux.ai/ryanf/historic-peach-antigravity-battle-room~4ve)*