# Cheap Rose Sonic Screwdriver ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** nanoled - **Created:** 5/2/2026 - **Last Updated:** 5/2/2026 - **Visibility:** Public ## Key Components ### D1 — [SS34](https://www.flux.ai/lcsc/ss34~6q67.md) - Part Type: Schottky Barrier Diodes (SBD) - Manufacturer Name: UMW(友台半导体) - Datasheet URL: https://www.lcsc.com/datasheet/C2758511.pdf - Package or Case Code: SMB_L4.3-W3.6-LS5.4-RD - Forward Voltage: 0.3V to 0.45V - Manufacturer Part Number: SS34 - Reverse Voltage: 40V - LCSC Part Number: C2758511 - JLCPCB Part Class: Extended Part - Diode Type: Schottky **Pins:** - A [pin 2] - K [pin 1] ### J1 — [DG250-3.5-02P-11-00A(H)](https://www.flux.ai/adrian95/dg250-3p5-02p-11-00ah~77l.md) - Datasheet URL: https://www.tme.com/Document/74a50bb60bd70b3c953bc54e89073085/DG250-3.5.pdf - Manufacturer Name: Degson - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: DG250-3.5-02P-11-00A(H) **Pins:** - 1 [pin 1] - 2 [pin 2] ### J2 — [S3B-PH-SM4-TB(LF)(SN)](https://www.flux.ai/adrian95/s3b-ph-sm4-tblfsn~q3c.md) - Manufacturer Name: JST Sales America Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector - Manufacturer Part Number: S3B-PH-SM4-TB(LF)(SN) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/ePH.pdf **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] - Pin_3 [pin 3] ### MK1 — [INMP441ACEZ-R7](https://www.flux.ai/jecstronic/inmp441acez-r7~mpw.md) - Manufacturer Name: TDK InvenSense - Part Type: Sensor - Datasheet URL: https://invensense.tdk.com/wp-content/uploads/2015/02/INMP441.pdf?ref_disty=digikey - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: INMP441ACEZ-R7 **Pins:** - CHIPEN [pin 8] - GND [pin 5] - GND [pin 6] - GND [pin 9] - L/R [pin 4] - SCK [pin 1] - SD [pin 2] - VDD [pin 7] - WS [pin 3] ### U1 — [ESP32-C3 SuperMini](https://www.flux.ai/jecstronic/esp32-c3-supermini~pzl.md) - Role: MCU module - Manufacturer Part Number: ESP32-C3_SUPERMINI - Part Type: Module - Role Details: ESP32-C3 SuperMini powered from 5V rail; uses GPIO2 for LED data and GPIO6/7/8 for I2S microphone. - Manufacturer Name: Texas Instruments Inc. - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-c3-mini-1_datasheet_en.pdf **Pins:** - 3V3 [pin 3.3] - 5V [pin 5V] - GND [pin G] - GPIO0 [pin 0] - GPIO1 [pin 1] - GPIO10 [pin 10] - GPIO2 [pin 2] - GPIO20 [pin 20] - GPIO21 [pin 21] - GPIO3 [pin 3] - GPIO4 [pin 4] - GPIO5 [pin 5] - GPIO6 [pin 6] - GPIO7 [pin 7] - GPIO8 [pin 8] - GPIO9 [pin 9] ### U2 — [SN74AHCT125PWR](https://www.flux.ai/jecstronic/sn74ahct125pwr~fk.md) - Manufacturer Name: Texas Instruments Inc. - Part Type: Integrated Circuit - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Powered from 5V; one channel buffers ESP32 GPIO2 to 5V LED DATA. Unused channels disabled. - Role: Logic level shifter - Datasheet URL: https://www.ti.com/lit/ds/symlink/sn74ahct125.pdf - Manufacturer Part Number: SN74AHCT125PWR **Pins:** - 1~OE [pin 1] - 1A [pin 2] - 1Y [pin 3] - 2~OE [pin 4] - 2A [pin 5] - 2Y [pin 6] - 3~OE [pin 10] - 3A [pin 9] - 3Y [pin 8] - 4~OE [pin 13] - 4A [pin 12] - 4Y [pin 11] - GND [pin 7] - VCC [pin 14] ### U3 — [LM2596S-5.0/NOPB](https://www.flux.ai/adrian95/lm2596s-5p0nopb~ji8.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm2596.pdf - Part Type: Integrated Circuit - Manufacturer Part Number: LM2596S-5.0/NOPB - Role: Buck regulator - Manufacturer Name: Texas Instruments - License: https://creativecommons.org/licenses/by/4.0/ - Role Details: Fixed 5V LM2596 buck regulator for 12V input to 5V system rail. **Pins:** - ~ON~/OFF [pin 5] - FEEDBACK [pin 4] - GND_TAB [pin 6] - GROUND [pin 3] - OUTPUT [pin 2] - VIN [pin 1] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/nanoled/cheap-rose-sonic-screwdriver~9w](https://www.flux.ai/nanoled/cheap-rose-sonic-screwdriver~9w).* --- *Generated from [https://www.flux.ai/nanoled/cheap-rose-sonic-screwdriver~9w](https://www.flux.ai/nanoled/cheap-rose-sonic-screwdriver~9w)*