# Maqueta Solar con micro:bit

## Description

Esquema didáctico para controlar un mini motor y tres LED verdes desde P1 y P2 de micro:bit, usando el panel solar únicamente para las cargas y una tierra común\.

## Project Details

- **Owner:** luisavera
- **Created:** 9/1/2026
- **Last Updated:** 9/8/2026
- **Visibility:** Public

## Key Components

### D1 — [1N4007RLG](https://flux.ai/jecstronic/1n4007rlg~07j.md)

- Part Type: Diode
- Datasheet URL: https://www\.onsemi\.com/pdf/datasheet/1n4001\-d\.pdf
- Functional Group: Motor Driver
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Part Number: 1N4007RLG
- Role Details: Motor flyback diode; cathode to SOLAR\+, anode to Q1 collector
- Role: Flyback / Freewheeling
- Manufacturer Name: onsemi

**Pins:**
- anode [pin 2]
- cathode [pin 1]

### J1 — [1\-2834011\-3](https://flux.ai/jecstronic/1-2834011-3~akg.md)

- Part Type: Connector
- Manufacturer Name: TE Connectivity AMP Connectors
- Functional Group: micro:bit Control
- Role: Switching
- License: https://creativecommons\.org/licenses/by/4\.0/
- Datasheet URL: https://www\.te\.com/commerce/DocumentDelivery/DDEController?Action=showdoc&DocId=Data\+Sheet%7F1\-1773872\-7\_ModularScrewlessTB\_CN%7F0210%7Fpdf%7FChinese\+%28Simplified%29%7FCHI\_DS\_1\-1773872\-7\_ModularScrewlessTB\_CN\_0210\.pdf
- Role Details: micro:bit connections only: P1, P2, GND; no solar power connection
- Manufacturer Part Number: 1\-2834011\-3

**Pins:**
- Pin\_1 [pin 1]
- Pin\_2 [pin 2]
- Pin\_3 [pin 3]

### J2 — [1546215\-2](https://flux.ai/adrian95/1546215-2~xhw.md)

- Functional Group: Solar Input
- Role Details: Solar panel terminals SOLAR\+ and GND; measure voltage/current before use
- Datasheet URL: https://www\.te\.com/usa\-en/product\-1546215\-2\.datasheet\.pdf
- Role: Power Conversion
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Part Number: 1546215\-2
- Manufacturer Name: TE Connectivity AMP Connectors
- Part Type: Connector

**Pins:**
- 1 [pin 1]
- 2 [pin 2]

### J3 — [691210910002](https://flux.ai/adrian95/691210910002~cue.md)

- Part Type: Connector
- Manufacturer Part Number: 691210910002
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role: Switching
- Functional Group: Motor Load
- Datasheet URL: https://www\.we\-online\.com/components/products/datasheet/6912109100xx\.pdf
- Role Details: External mini motor; verify rated and startup current compatibility
- Manufacturer Name: Würth Elektronik

**Pins:**
- Pin\_1 [pin 1]
- Pin\_2 [pin 2]

### LED1 — [151031VS06000](https://flux.ai/adrian95/151031vs06000~t3a.md)

- Functional Group: LED Load
- Datasheet URL: https://www\.we\-online\.com/components/products/datasheet/151031VS06000\.pdf
- Manufacturer Part Number: 151031VS06000
- Manufacturer Name: Würth Elektronik
- Role Details: Green LED branch 1 powered from solar panel
- Part Type: LED
- License: https://creativecommons\.org/licenses/by/4\.0/
- Role: Current Limiting

**Pins:**
- A [pin 2]
- K [pin 1]

### LED2 — [151031VS06000](https://flux.ai/adrian95/151031vs06000~t3a.md)

- Datasheet URL: https://www\.we\-online\.com/components/products/datasheet/151031VS06000\.pdf
- Manufacturer Part Number: 151031VS06000
- Functional Group: LED Load
- Manufacturer Name: Würth Elektronik
- Role: Current Limiting
- Part Type: LED
- Role Details: Green LED branch 2 powered from solar panel
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- A [pin 2]
- K [pin 1]

### LED3 — [151031VS06000](https://flux.ai/adrian95/151031vs06000~t3a.md)

- Role: Current Limiting
- Role Details: Green LED branch 3 powered from solar panel
- Datasheet URL: https://www\.we\-online\.com/components/products/datasheet/151031VS06000\.pdf
- Manufacturer Part Number: 151031VS06000
- Functional Group: LED Load
- Manufacturer Name: Würth Elektronik
- Part Type: LED
- License: https://creativecommons\.org/licenses/by/4\.0/

**Pins:**
- A [pin 2]
- K [pin 1]

### Q1 — [PN2222ATF](https://flux.ai/jecstronic/pn2222atf~d16.md)

- Role: Switching
- Part Type: Transistor
- Functional Group: Motor Driver
- Manufacturer Part Number: PN2222ATF
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name: onsemi
- Datasheet URL: https://www\.onsemi\.com/pdf/datasheet/pn2222a\-d\.pdf
- Role Details: Low\-side switch for small external DC motor; verify startup current

**Pins:**
- B [pin 2]
- C [pin 3]
- E [pin 1]

### Q2 — [PN2222ATF](https://flux.ai/jecstronic/pn2222atf~d16.md)

- Part Type: Transistor
- Manufacturer Part Number: PN2222ATF
- Functional Group: LED Driver
- Role Details: Low\-side switch for three parallel green LED branches
- License: https://creativecommons\.org/licenses/by/4\.0/
- Manufacturer Name: onsemi
- Role: Switching
- Datasheet URL: https://www\.onsemi\.com/pdf/datasheet/pn2222a\-d\.pdf

**Pins:**
- B [pin 2]
- C [pin 3]
- E [pin 1]

*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://flux\.ai/luisavera/maqueta\-solar\-con\-microbit\~fg](https://flux.ai/luisavera/maqueta-solar-con-microbit~fg).*

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*Generated from [https://flux\.ai/luisavera/maqueta\-solar\-con\-microbit\~fg](https://flux.ai/luisavera/maqueta-solar-con-microbit~fg)*