How to Profile Battery Usage for IoT Devices
When running on a battery, it is important to know what parts of your circuit draw the most current. Profiling is a process where you look at sections of code or interactions with β¦
Read MoreBattery
UPS ESR Battery Measurements | Workbench Wednesdays #32:
As batteries age, their ESR goes up. Eventually, they will no longer be serviceable. A battery measurement tool like the Hioki BT3554 lets field service technicians monitor the β¦
Read MoreEnergy Density of 9V battery vs. AA batteries
Previously I wrote up why the 9V battery sucks. As I thought more about that post, I realized, I never explained how much energy is in a 9 V battery versus say a couple of AA β¦
Read More9V Batteries Suck -- And why you shouldn't use them.
Smoke detectors beep when their backup battery dies, which always seems to occur in the middle of the night (at least for me.) These backup batteries are usually a small β¦
Read MoreMeasuring Battery Capacity
Why is choosing a simple AA battery such a daunting selection process? Manufacturers are keen on giving their products different names and brag about the chemical technology that β¦
Read MoreThe next step in wearable fabrics: fabric batteries
Researchers at the Polytechnic School of Montreal have figured out a way to turn a battery into a flexible material. Each strand of the βbatteryβ is 0.6V. While exciting, it has β¦
Read More