Difference between revisions of "AndiceLabs:PowerCape"
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==Description== | ==Description== | ||
[[File:AndiceLabs_PCA0_top.png|border|right|link=|300px|PowerCape]] | [[File:AndiceLabs_PCA0_top.png|border|right|link=|300px|PowerCape]] | ||
− | The Power Cape provides integrated UPS-style functionality by combining a lithium battery charging circuit with a buck/boost regulator. If DC power is insufficient or unavailable, the supply will be augmented by the lithium battery. When DC input is available, the battery will be | + | The Power Cape provides integrated UPS-style functionality by combining a lithium battery charging circuit with a buck/boost regulator. If DC power is insufficient or unavailable, the supply will be augmented by the lithium battery. When DC input is available, the battery will be re-charged to 4.2V. |
==Revision Changes== | ==Revision Changes== |
Revision as of 22:09, 18 April 2014
Contents
Description
The Power Cape provides integrated UPS-style functionality by combining a lithium battery charging circuit with a buck/boost regulator. If DC power is insufficient or unavailable, the supply will be augmented by the lithium battery. When DC input is available, the battery will be re-charged to 4.2V.
Revision Changes
Revision A0
Initial release of BeagleBone Power Cape
Getting Started
Standard setup:
- An AndiceLabs Power Cape
- A BeagleBone Black or BeagleBone White
- A 5V DC power supply (recommended 5V @ 2A)
- A single-cell (3.7V) LiPo battery
Specifications
Electrical Specifications
DC input voltage | 5VDC to 14VDC |
Cape supplied power on DC | 5V @ 2A to BeagleBone |
Cape supplied power on battery | 5V @ 1.2A to BeagleBone |
Battery charge current | 350mA typical |
Battery charge timeout | 3 hours typical |
Battery full voltage | 4.2V |
System quiescent power draw on DC input | 1.2mA typical |
System quiescent power draw on battery input | 75uA typical |
Indicators | 2 green LEDs controlled by ATmega328p |
Connectors
DC Power Input | Molex MicroFit3 connector |
Battery Input | JST PH (found on AdaFruit and SparkFun LiPo packs) |
External Signal Input | Molex MicroFit3 connector |
Signal Usage
The BeagleBone Power Cape uses the following signals:
- DGND
- VDD_3V3B
- VDD_5V
- I2C2_SCL
- I2C2_SDA
EEPROM
EEPROM Support | Yes |
Board Name | PowerCape |
Version | 00A0 |
Manufacturer | AndiceLabs |
Part Number | POWERCAPE-00A0 |
Documentation
Open Source | No |
System Reference Manual | In progress |
Schematics | |
Firmware | GitHub |
Vendors
Product Images
To go back to the cape list, please click
BeagleBone Capes