Looking inside a (fake) iPhone 5S battery

Considering how popular the iPhone is, there’s always going to be some counterfeits out there. I’ve been out buying various iPhone batteries to build a database of each generation’s characteristics, but one model has eluded me so far: the iPhone … Continue reading

So Phone Me Maybe: A list of iPhone/iPad batteries with gas gauge functionality

Looking for my HDQ Utility to read out your own batteries? Click here! UPDATE: Turns out the iPhone 3G and 3GS do have gas gauges! I will add them to my list as I find out more about them. Each … Continue reading

An Easy Hook-Up: Creating breakout Power/HDQ breakout boards for iPhone smart batteries

Now that I’ve been amassing a greater and greater arsenal of iPhone batteries, it’s gotten to the point that it makes most sense to create a connector board that can bring out the Pack+/Pack- pins alongside the HDQ data pin … Continue reading

Looking inside an iPhone 5 battery

In the wake of my previous teardowns of the iPhone 4 and 4S batteries, I went onto eBay and Amazon (realizing that they finally have Amazon Prime student rates up in Canada) and bought a few iPhone 5 and 5S … Continue reading

Looking inside an iPhone 4/4S battery

A classmate of mine had a couple broken iPhones that he ‘relieved’ of their batteries and let me take a look at them. Being the curious type I peeled away the outer layers of tape to reveal the protection circuit. … Continue reading

HDQ Utility version 0.96 now available!

Whew, I’ve been working on this version for quite a while. With the helpful feedback of many people that have tried my software, I’ve made a large number of improvements to the software; of course, there are plenty of features … Continue reading

Reading out HDQ-equipped battery fuel gauges with a serial port

Battery fuel gauges are the unsung hero of the battery world. There’s more to it than just measuring the voltage on the battery terminals,. These little chips are microcontrollers (tiny computers, essentially) that sit inside the battery pack and keep … Continue reading

Skin-Deep Authenticity: Tearing down a “genuine fake” Samsung Galaxy S II battery

When you have the same smartphone for almost 3 years, it’s likely that your original battery’s not going to last as long as the service contract. And as long as you’re not an iPhone user you will probably look into … Continue reading