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STD Joules Theif Lantern
Mode: Editors' pick
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Update time：
2019-02-19 17:45:47
Creation time：
2019-02-15 02:36:02
Description
A simple Joule's thief circuit is used to light 5 through hole leds powering from 3 AA battery.
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | LED-5MM | LED1,LED2,LED3 | LED-5MM/2.54 | 3 |
| 2 | Mutual_Inductors | T1 | TRANSFORMER | 1 |
| 3 | VCC | P1,P3 | HDR-1X1/2.54 | 2 |
| 4 | GND | P2,P4 | HDR-1X1/2.54 | 2 |
| 5 | BC547BTA | Q1 | TO-92-3L | 1 |
| 6 | Combined | P5,P5' | HDR-1X1/2.54 | 2 |
| 7 | Header-Male-2.54_1x1 | P6,P7 | HDR-1X1/2.54 | 2 |
| 8 | 1k | R1 | 1206 | 1 |
| 9 | SMD Tactile Switch6*6*6mm | KEY1 | KEY-6.0*6.0 | 1 |
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