# Remote Constant Current Supply with Alerts ## Description Remote Power Supply with built in monitoring and local sound based alarms. -4A CC output -2.5W Speaker Output ## Project Details - **Owner:** markbug - **Created:** 3/8/2024 - **Last Updated:** 3/13/2024 - **Visibility:** Public - **Operating Temperature:** -55 ºC to 125ºC - **Reliability Target (MTBF):** 30000hours - **Copies:** 2 ## Key Components ### BT1 — [BH-18650-B1BA002](https://www.flux.ai/markwuflux/bh-18650-b1ba002.md) - DPN: C2988620 - Manufacturer Part Number: BH-18650-B1BA002 - Datasheet URL: https://datasheet.lcsc.com/lcsc/2204021730_MYOUNG-BH-18650-B1BA002_C2988620.pdf - Manufacturer Name: ASE Technology Holding Co. Ltd. (ASX) **Pins:** - - [pin 2] - + [pin 1] ### CHG — [LED-0603-Template](https://www.flux.ai/vasy_skral/led-0603-template.md) - Manufacturer Part Number: XL-1608SURC-06 - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: XINGLIGHT - DPN: C965799 **Pins:** - A [pin 2] - K [pin 1] ### IC1 — [TPS63020DSJR](https://www.flux.ai/markwuflux/tps63020dsjr.md) - DPN: C15483 - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809200040_Texas-Instruments-TPS63020DSJR_C15483.pdf - Manufacturer Name: Texas Instruments Inc. - Manufacturer Part Number: TPS63020DSJR - Switching Frequency: 2.4MHz **Pins:** - EN [pin 12] - FB [pin 3] - GND [pin 2] - L1_1 [pin 8] - L1_2 [pin 9] - L2_1 [pin 6] - L2_2 [pin 7] - PG [pin 14] - PGND_1 [pin 15] - PGND_2 [pin 16] - PGND_3 [pin 17] - PGND_4 [pin 18] - PGND_5 [pin 19] - PGND_6 [pin 20] - PGND_7 [pin 21] - PGND_8 [pin 22] - PGND_9 [pin 23] - PS/SYNC [pin 13] - VIN_1 [pin 10] - VIN_2 [pin 11] - VINA [pin 1] - VOUT_1 [pin 4] - VOUT_2 [pin 5] ### IC2 — [MAX98357AETE+T](https://www.flux.ai/markwuflux/max98357aeteplust.md) - Manufacturer Part Number: MAX98357AETE+T - Datasheet URL: https://datasheet.lcsc.com/lcsc/2201242100_Analog-Devices-Inc--Maxim-Integrated-MAX98357AETE-T_C910544.pdf - DPN: C910544 - Manufacturer Name: Maxim Integrated Products, Inc. **Pins:** - ~SD_MODE [pin 4] - BCLK [pin 16] - DIN [pin 1] - GAIN_SLOT [pin 2] - GND_1 [pin 3] - GND_2 [pin 11] - GND_3 [pin 15] - LRCLK [pin 14] - N.C._1 [pin 5] - N.C._2 [pin 6] - N.C._3 [pin 12] - N.C._4 [pin 13] - OUTN [pin 10] - OUTP [pin 9] - THERMAL_PAD [pin 17] - VDD_1 [pin 7] - VDD_2 [pin 8] ### J1 — [Test Interface V1 Pinout AFC07-S24ECA-00](https://www.flux.ai/markwuflux/test-interface-v1-pinout-afc07-s24eca-00.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_JUSHUO-AFC07-S24ECA-00_C262643.pdf - Manufacturer Part Number: AFC07-S24ECA-00 - DPN: C262643 **Pins:** - GND [pin 11] - GND [pin 4] - GND [pin 22] - LOGIC_ANALYZER_PROBED_CH0 [pin 21] - LOGIC_ANALYZER_PROBED_CH1 [pin 20] - LOGIC_ANALYZER_PROBED_CH2 [pin 19] - LOGIC_ANALYZER_PROBED_CH3 [pin 18] - LOGIC_ANALYZER_PROBED_CH4 [pin 17] - LOGIC_ANALYZER_PROBED_CH5 [pin 16] - LOGIC_ANALYZER_PROBED_CH6 [pin 15] - LOGIC_ANALYZER_PROBED_CH7 [pin 14] - MP1 [pin MP1] - MP2 [pin MP2] - PROG_RX [pin 12] - PROG_TX [pin 13] - PWR_0 [pin 2] - PWR_0 [pin 3] - PWR_1 [pin 1] - PWR_2 [pin 23] - PWR_3 [pin 24] - SCOPE_SIG_0 [pin 5] - SCOPE_SIG_1 [pin 6] - SCOPE_SIG_2 [pin 7] - SCOPE_SIG_3 [pin 8] - SCOPE_SIG_4 [pin 9] - SCOPE_SIG_5 [pin 10] ### J2 — [S2B-XH-A-1(LF)(SN)](https://www.flux.ai/jecstronic/s2b-xh-a-1lfsn.md) - Datasheet URL: https://www.jst-mfg.com/product/pdf/eng/eXH.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: S2B-XH-A-1(LF)(SN) - Manufacturer Name: JST Sales America Inc. - DPN: C163035 - Part Type: Connector **Pins:** - Pin_1 [pin 1] - Pin_2 [pin 2] ### SPK1 — [GSPK2308P-8R0.5W](https://www.flux.ai/markwuflux/gspk2308p-8r0p5w.md) - Datasheet URL: https://datasheet.lcsc.com/lcsc/2007231713_INGHAi-GSPK2308P-8R0-5W_C530532.pdf - DPN: C530532 - Manufacturer Part Number: GSPK2308P-8R0.5W - Height: 8mm - Manufacturer Name: INGHAi **Pins:** - - - + ### STDBY — [LED-0603-Template](https://www.flux.ai/vasy_skral/led-0603-template.md) - DPN: C965799 - Manufacturer Part Number: XL-1608SURC-06 - Part Type: LED - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Name: XINGLIGHT **Pins:** - A [pin 2] - K [pin 1] ### U2M — [ZXCT1110W5-7](https://www.flux.ai/markwuflux/zxct1110w5-7.md) - Manufacturer Part Number: ZXCT1110W5-7 - DPN: C78482 - Datasheet URL: https://datasheet.lcsc.com/lcsc/2304140030_Diodes-Incorporated-ZXCT1107SA-7_C82766.pdf **Pins:** - GND [pin 2] - NC [pin 1] - OUT [pin 3] - S- [pin 5] - S+ [pin 4] ### U3 — [TP4056](https://www.flux.ai/vasy_skral/tp4056.md) - Datasheet URL: https://dlnmh9ip6v2uc.cloudfront.net/datasheets/Prototyping/TP4056.pdf - Manufacturer Name: NanJing Top Power ASIC Corp. - DPN: C725790 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: TP4056 - Part Type: Integrated Circuit **Pins:** - ~CHRG [pin 7] - ~STDBY [pin 6] - BAT [pin 5] - CE [pin 8] - EP [pin 9] - GND [pin 3] - PROG [pin 2] - TEMP [pin 1] - VCC [pin 4] ### U4 — [Seeed Studio XIAO ESP32C3 SMD](https://www.flux.ai/markparts/seeed-studio-xiao-esp32c3-smd.md) - Datasheet URL: https://files.seeedstudio.com/wiki/XIAO_WiFi/Resources/esp32-c3_datasheet.pdf - Part Type: Microcontroller - Manufacturer Part Number: 113991054 - Manufacturer Name: Seeed Studio - Purchase Url: https://www.seeedstudio.com/Seeed-XIAO-ESP32C3-p-5431.html **Pins:** - 3V3 [pin 12] - 5V [pin 14] - D10_MOSI_D10 [pin 11] - D7_RX_GPIO20 [pin 8] - D8_SCK_GPIO8 [pin 9] - D9_MISO_GPIO9 [pin 10] - GND [pin 13] - GPIO2_A0_D0 [pin 1] - GPIO21_TX_D6 [pin 7] - GPIO3_A1_D1 [pin 2] - GPIO4_A2_D2 [pin 3] - GPIO5_A3_D3 [pin 4] - GPIO6_SDA_D4 [pin 5] - GPIO7_SCL_D5 [pin 6] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/markbug/remote-constant-current-supply-with-alerts](https://www.flux.ai/markbug/remote-constant-current-supply-with-alerts).* --- *Generated from [https://www.flux.ai/markbug/remote-constant-current-supply-with-alerts](https://www.flux.ai/markbug/remote-constant-current-supply-with-alerts)*