License

CERN Open Hardware License

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ESP8266 (ESP12) low power board

11 months ago 873
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

Board is design to be used on battery - should work with lipo battery - the used LDO - MPC1700 has low dropout voltage and quiscent current. Supports:

  • battery voltage measurement
  • wake-up from deep sleep
  • onboard led (or not)
  • easy accesible I2C pins
  • manual or automatic code upload

Documents

VM's ESP8266 Low Power Thing Scheme

VM's ESP8266 Low Power Thing PCB final

VM's ESP8266 Low Power Thing PCB final panelize

BOM

ID Name Designator Footprint Quantity BOM_Manufacturer Part
1 B3U-1000P SW1,SW2 KEY-SMD_B3U-1000PM 2 B3U-1000P
2 10K R2,R4,R5,R6,R7 R0805 5 ERA6AED103V
3 442K R16 R0805 1 ARG05FTC4423
4 1uF C1,C2 C0805 2 0805B105K250
5 UMH3N Q3 SC-70-6_L2.2-W1.3-P0.65-LS2.1-BL 1 UMH3N
6 ESP-12F U1 WIFIM-SMD_22P-L24.0-W16.0-P2.00 1 WT8266-S5 ESP-12F
7 470 R19,R1,R9 R0805 3 AR05FTC4700
8 100nF C5,C6,C7,C8 C0805 4 MT21B104K500CT
9 D-R080508L3-KS2 LED1 LED0805-RD 1 D-R080508L3-KS2
10 SOLDER_BRIDGE SB1,SB4 SOLDER_BRIDGE 2 New SchematicLib
11 4.7K R13,R14 R0805 2 PTFR0805B4K70N9
12 MCP1700T-3002E/MB U2 SOT-89_L4.5-W2.5-P1.50-LS4.2-BR 1 MCP1700T-3002E/MB
13 1K R3 R0805 1 ARG05BTC1001
14 267K R17 R0805 1 ARG05FTC2673N
15 10uF C3 C0805 1 0805B106K100
16 200K R18 R0805 1 AR05DTDW2003

Attachments

None

Members

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