The CR2032 is a fantastic battery for many different solutions. CR2032 batteries are a cost-effective, widely available, and user-friendly power source for electronic devices. When designing an electronics product that utilizes a CR2032 battery, there are a number of considerations that need to be taken into account to ensure the product is both functional and reliable.
One of the first considerations is the type of connector that will be used to connect the battery to the circuit. There are a variety of different types of connectors available, including all metal connectors, plastic connectors, through hole connectors, and surface mount connectors. Each of these connectors has its own set of pros and cons, and the choice of connector will depend on the specific requirements of the product.
MYOUNG BS-06-B4AK001
Pros:
- Oven relfow-able
- Hand solderable
- Very secure
Cons:
- Large (28mm x 16mm)
- Can be difficult to remove the battery.
MYOUNG BS-08-B2AA010-R
LCSC: C964789
- Plastic Body
- Surface Mount
- Gull Wing
Pros:
- More compact than some. (24.1mm x 15.7mm)
- Oven reflow-able
Cons:
- Negative pin is hidden underneath.
MYOUNG BS-06-A4AK003
LCSC: C964772
- Plastic body
- Through hole
- Keyed soldering pins.
Pros:
- Pins are keys so it can’t be installed backwards.
- Solders easily.
Cons:
- Can be difficult to remove the battery.
MYOUNG BS-05-A1BK017
LCSC: C2902326
- Plastic body
- Through hole
- Vertical Holder
Pros:
- Easy to hand solder.
- Easy to make user accessible.
Cons:
- Connector can break easily with sideways force.
- If device is dropped or knocked, battery may come loose.
Q&J BS-2-1
LCSC: C2895401
- Plastic body
- Through hole
Pros:
- Cheap
- Easy to install
- Easy to remove battery
Cons:
- Breaks very easily
CR2032 Battery Connectors to Avoid
MYOUNG BS-03-A1AJ002
Pros:
- Cheap
- Easy to install
- Easy to remove battery
Cons:
- Breaks easily
- If device is dropped or knocked, the battery will intermittently lose contact.
MYOUNG BS-03-A1AJ001
Pros:
- Cheap
- Easy to install
- Easy to remove battery
Cons:
- Breaks easily
- If device is dropped or knocked, the battery will intermittently lose contact.
Q&J C70373
Pros:
- Lowest cost part.
- Tight secure fit.
Cons:
- Will not reflow well in a conveyor oven.
- May require hand soldering and is labor intensive.
- Difficult to remove the battery.
