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Battery Charger Design

Customized Battery Charging Solutions

In order to provide our customers with a full power management solution we have the experience and expertise to develop and configure a battery charger that fits your needs.

Proper charging of a battery pack is essential to ensure safe and optimal operation of portable electronic devices. By optimizing both the battery pack and charger during the design phase, manufacturers can take into account all relevant considerations for their portable power source, including charge rate, accurate determination of full charge and charge termination.

Lithium Polymer Pack and Custom Charger

We have extensive experience offering customers customized charging solutions, utilizing products from Texas Instruments, Microchip, Analog Devices, Seiko and others that significantly improve the battery charging dynamics. It provides greater efficiency and reduced charging time while improving battery cycle life.

Battery Charger Capabilities

From internal battery chargers, to our extensive array of off the shelf solutions and custom external chargers, our engineering team will work with you configure a battery charger to meet the specific and unique requirements of your battery pack.

Rapidly configured to your exact requirements
Compliant with UL, CSA and CE standards
Domestic and Asia Manufacturing
Proven solutions for SLA, NiCd, NiMH, Li-Ion, Li Metal
Custom and off-the shelf solutions

For more information, see our blog post on ensuring a proper battery and charger match.

Rechargeable Battery Technologies

	Nickel Cadmium	Nickel Metal Hydride	Lithium Ion	Lithium Metal
Average Cell Voltage (V)	1.20	1.25	3.6	3.0
Energy Density (Wh/kg)	45	55	100	140
Energy Density (Wh/l)	150	180	225	300
Cost ($/Wh)	0.75 - 1.5	1.5 - 3.0	2.5 - 3.5	1.4 - 3.0
Memory Effect?	Yes	No	No	No
Self-Discharge (%/month)	25	20-25	8	1-2
Discharge Rate	>10C	<3C	<2C	<2C
Charge/Discharge Cycles	1000	800	1000	1000
Temperature Range (°C)	–10 to +50	–10 to +50	–10 to +50	–30 to +55
Environmental Concerns	Yes	No	No	No

Enhance Your Battery Charging Solutions

Unlock the potential of your portable electronic devices with customized battery charging solutions tailored to your specific needs.

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Celebrating 70 Years of Manufacturing Excellence Learn More →

America's Oldest. A History of Innovation.

Over the past 70 years, the electronics manufacturing industry has changed dramatically as the industry continues to adapt to evolving demands and technology. Epec is at the forefront of innovation, with the expertise and agility to move at the speed of today’s businesses. At Epec, the customer comes first, and everything we do must be put through that filter. Whether it is developing e-commerce platforms to make it easier to work with us or creating a new product introduction (NPI) process that helps our customers get to market faster, we must focus on building the new. By doing that every day, and by always making the customer our top priority, we plan on being here for another 70 years and then some.

Learn more about our 70 year story →