Identify chemistry and format
Review pulse behavior
Confirm the mounting interface
Catalogue data is a starting point. Confirm the current model specification and application requirements before design-in.
An inquiry page for a CR2032-format coin-cell requirement. Specify the manufacturer, pulse demand and contact arrangement so the team can confirm a suitable supply option.
Coin-cell family reference from Jetray media library showing Maxell CR2032 H. Not an exact image of every selected format; brand, availability and termination must be confirmed.
A thinner 20mm coin-cell format for an inquiry-led sourcing project. Match the device holder and the approved battery designation before selecting a replacement.
Coin-cell family reference from Jetray media library showing Maxell CR2032 H. Not an exact image of every selected format; brand, availability and termination must be confirmed.
Share the PCB footprint, polarity, pulse load and mechanical drawing. Jetray can assess the required cell format and whether a suitable supply or integration option is available.
Coin-cell family reference from Jetray media library showing Maxell CR2032 H. Not an exact image of every selected format; brand, availability and termination must be confirmed.
Coin Cell Batteries selection starts with the equipment. Use electrical, mechanical and operating requirements to create a clearer supplier conversation.
Photography from Jetray’s published factory page.
Similar-looking coin cells may have different chemistries and voltage characteristics. Use the exact model designation.
A nominal capacity figure alone does not describe voltage response under short current pulses.
Specify a holder or supplier-approved tab assembly, polarity and mechanical drawing before ordering.
Each application needs its own integration review. A similar voltage or physical format does not establish compatibility.
Define backup duration, system cutoff and storage conditions for the complete circuit.
Review requirementsProvide average consumption and the amplitude and duration of communication pulses.
Review requirementsReview battery-holder contact pressure, polarity and replacement access with the equipment designer.
Review requirementsExplore practical planning briefs for coin cell batteries: the operating challenge, integration approach and sample-review questions.
01 / APPLICATION PLANNINGA backup circuit needs a coin cell that fits its voltage limits, holder and expected maintenance interval. Similar appearance is not sufficient for substitution.
Explore the application brief ↗
02 / APPLICATION PLANNINGA low-power sensor may use very little energy on average but draw short communication pulses. The chosen coin cell must be reviewed with that pulse behavior.
Explore the application brief ↗
03 / APPLICATION PLANNINGA compact product needs dependable electrical contact and controlled cell replacement. Holder design and the exact battery thickness deserve an explicit review.
Explore the application brief ↗These are application planning examples, not documented customer deployments. Factory photographs are from the Jetray corporate website and do not identify a customer project.
Practical guidance for engineers and purchasing teams, with sources for further review.
Choose a coin-cell family by chemistry, voltage, charging behavior and load rather than diameter alone.
Read the guideBuild a realistic coin-cell evaluation around standby current, transmission pulses, temperature and the equipment cutoff voltage.
Read the guideMake a coin-cell inquiry precise with cell identity, terminal drawings, PCB constraints, packaging and device evaluation requirements.
Read the guideKeep the important decisions visible.
Check the holder and device drawings. They share a nominal diameter designation but have different thicknesses, which can affect contact and retention.
Primary lithium coin cells are not rechargeable. Match the charging behavior of the circuit to the exact battery chemistry and manufacturer instructions.
Request a supplier-approved tab or lead configuration and a drawing. Do not assume a bare cell can be soldered directly or modified by the equipment assembler.
Confirm the holder and device specification. CR2032 and CR2025 have different thicknesses, which may affect contact, retention and fit. Use the device-approved format.
Pulse demand, temperature, cell condition and the circuit’s voltage threshold can affect voltage during a radio event. Compare the measured pulse profile with the exact cell’s published behavior.
Provide the exact cell designation, manufacturer requirement, approved terminal drawing, PCB footprint, polarity and load. Ask the supplier to confirm the available terminal configuration; do not modify a bare cell directly.
Share the load, dimensions and intended use. Ask for a current model specification and a project review.