# USB KeepAlive SMD - Pre-assembled Power Bank Adapter

**Type:** Product page · **SKU:** TPH-106132 · **Brand:** [The Pi Hut](https://core-electronics.com.au/brands/the-pi-hut)
**Page:** https://core-electronics.com.au/usb-keepalive-smd-power-bank-adapter.html ([markdown](https://core-electronics.com.au/usb-keepalive-smd-power-bank-adapter.html.md))

Keep your power bank from auto-shutting off with this pre-assembled USB KeepAlive adapter, designed to maintain power delivery for low-current devices like microcontrollers, Raspberry Pi Pico, and other USB-powered projects.

## Pricing

- **Price:** $15.95 (inc GST) — $14.50 AUD, exc GST
- **Quantity discounts:** 10+ $13.92 (exc GST) · 25+ $13.48 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 11 today, and up to 500 more in 5–8 days.

## Description

The USB KeepAlive SMD adapter solves a common challenge in electronics projects - keeping power banks from automatically shutting off when powering low-current devices. This pre-assembled solution maintains consistent power delivery for microcontrollers, development boards, and other USB-powered projects that draw minimal current.

[Also available as a kit](https://core-electronics.com.au/usb-power-bank-keepalive-diy-kit-pi-hut.html).

### Key Features

- Pre-assembled SMD design for compact form factor
- 555 timer-based pulse circuit maintains power bank connection
- Transparent data line pass-through for unaffected device communication
- Plug-and-play operation - no configuration needed
- Compatible with standard USB Type-A connections
- Optional 3D printable snap-together case available
 
### Technical Specifications

- Pulse Current: ~100mA
- Standby Current Draw: ~10mA
- Input: USB Type-A Male
- Output: USB Type-A Female
- Operating Mode: 50% duty cycle pulse
 
### How to Use

Installation is straightforward with a plug-and-play design:

1. Connect the KeepAlive adapter's male USB end to your [USB C Power Delivery Battery Bank 10000mAh](https://core-electronics.com.au/usb-c-power-delivery-battery-bank-10000mah.html) or preferred power source
2. Plug your low-current device into the female USB port of the adapter
3. The adapter will automatically maintain the power connection by sending periodic current pulses
4. For added protection, consider using the available 3D printable case design
 
### What's in the Box

- 1x Pre-assembled USB KeepAlive SMD adapter
 
### Compatibility

The KeepAlive adapter is extensively tested with ANSMANN power banks and designed to work with most standard power banks. While performance may vary between different power bank models, it's particularly effective when paired with:

- Raspberry Pi Pico and other microcontrollers
- IoT development boards
- Low-power USB devices like AirPods
- Environmental monitoring sensors
- Data logging equipment
 
### Additional Resources

- [KeepAlive (SMD) Documentation](https://docs.eplop.co.uk/USBKeepAliveSMD)
- [Troubleshooting Guide](https://docs.eplop.co.uk/USBKeepAliveSMD#troubleshooting)
- [Thingiverse 3D Printed Case Design](https://www.thingiverse.com/thing:4557971)
 
### About Eplop

Designed by Colin Hickey, the KeepAlive adapter represents Eplop's commitment to solving practical challenges in electronics projects. Their innovative approach combines efficient circuit design with user-friendly implementation, making advanced power management solutions accessible to everyone from educational institutions to professional prototyping environments.

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/T/P/TPH-106132-1_1.jpg)