Lithium battery mAh calculation

Battery Life Calculator

This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.

Battery Charge and Discharge Rate Calculator: C-rating To Amps

how to use this calculator? 1 - Enter the battery capacity and select the unit type. For example, If you have a 50 amp hour battery, enter 50 and select Ah. 2 - Enter the battery c-rating number (mentioned by the manufacturer on the specs sheet of your battery). Enter "Calculate" button to find out the results.

Battery Runtime Calculator: How Long Does Battery Last?

2. Enter your battery voltage (V): Do you have a 12v, 24, or 48v battery? For a 12v battery, ENTER 12. 3. Select your battery type: For lead acid, sealed, flooded, AGM, and Gel batteries select "Lead-acid" and for LiFePO4, LiPo, and Li-ion battery types select "Lithium". 4. Enter your battery''s state of charge (SoC): SoC of a battery refers to …

Battery Life Calculator | DigiKey Electronics

This battery life calculator estimates how long a battery will last, based on nominal battery capacity and the average current that a load is drawing from it. Battery capacity is typically measured in Amp-hours (Ah) or milliamp-hours (mAh), although Watt-hours (Wh) is occasionally used.

Milliamp Hours to Watt Hours Conversion Calculator (mAh to Wh)

Abbreviated Formula: Wh = mAh×V÷1000 . For example, if you have a 2500mAh battery rated at 3.7V, the power is 2500mAh3.7V / 1000 = 9.25Wh. mAh to Wh Conversion Chart. The following is the conversion table of lithium battery voltage 3.7V milliampere-hour (mAh) to watt-hour (Wh), ranging from 1mAh to 50000mah:

How To Calculate Watt-Hours Of A Battery? Easy 2-Step Math

Wh (100Ah, 12V Battery) = 100Ah × 12V = 1,200 Wh. There you have it: We have successfully calculated that a 100Ah 12V battery has a 1,200 Wh capacity. That''s the same as 1.2 kWh (in kilowatt-hours). You can use this 2-step process to calculate watt hours of a battery bank as well. Example: Let''s say you have a 20,000 mAh (20Ah) 6V battery ...

Battery size calculator

To prolong the life of a battery, a lead-acid battery should not frequently be discharged below 50 %, and a Lithium-ion battery not below 20%. Note that 0% is a flat battery and 100% is a full battery. How to calculate battery current? If the load is specified in watts, the current I is calculated as: (I=dfrac{P}{V_{dc}}) Where: P is the ...

Battery comparison chart

With so many battery choices, you''ll need to find the right battery type and size for your particular device. ... These include alkaline batteries like Energizer MAX ® and lithium batteries like our Energizer ... AA 2000 mAh: AA 2300 mAh: Recycled Content --AA, AAA made with 15% recycled materials; C, D, 9V made with 7% recycled materials:

18650 Battery Pack Calculator and Planner

A battery pack calculator and planner to help you figure out how to most efficiently plan out a custom 18650 battery build. ... Check out this post we wrote to learn about choosing a BMS for your lithium ion battery pack. ... If your datasheet only shows mAh the math is simple mAh/1000= Ah. If you do not know the Ah value the formula to ...

Battery calculator

Formula to calculate Current available in output of the battery system. How to calculate output current, power and energy of a battery according to C-rate? The simplest formula …

How To Calculate Watt-Hours Of A Battery? Easy 2-Step Math

Inner structure of a 100Ah lithium battery. Now, to calculate battery watt hours, we will need only 2 key metrics: Amp hours (Ah). This is your 100Ah battery, for example. Voltage (V). Most batteries have a 12V voltage. Some bigger batteries can have 24V or even

Battery Charge and Discharge Rate Calculator: C …

how to use this calculator? 1 - Enter the battery capacity and select the unit type. For example, If you have a 50 amp hour battery, enter 50 and select Ah. 2 - Enter the battery c-rating number (mentioned …

Battery Capacity Calculator

To calculate amp hours, you need to know the voltage of the battery and the amount of energy stored in the battery. Multiply the energy in watt-hours by voltage in volts, and you will obtain amp hours.. Alternatively, if you have the capacity in mAh and you want to make a battery Ah calculation, simply use the equation: Ah = (capacity in …

Lithium content calculator – BatteryGuy Knowledge Base

You may need to calculate the lithium metal content (or lithium equivalent content) of a lithium battery to determine how it should be shipped or to ensure you conform to regulations regarding air travel with lithium batteries.This applies to lithium metal batteries (disposable) and lithium ion batteries (rechargeable).. Enter the Ah or …

Battery Life Calculator

To calculate the battery life of a device, you need to: Find out what your device''s battery capacity is. Usually, this value is printed on the battery. ... A device with a battery capacity of 4500 mAh would last 6 hours. This is …

mAh to Wh Calculator

How to Convert mAh to Wh Using Our Calculator. Our custom-made calculator is designed to convert charge capacity specified in mAh to energy specified in Wh. Here''s how to use our conversion calculator: Input the capacity in mAh; Choose the desired voltage (if you''re calculating for a power bank, use 3.7V as the base value)

Battery Size Calculator

Find out the remaining capacity of your battery using Omni''s battery size calculator. You can easily find out the remaining battery capacity using our tool by following these simple steps: Enter the wattage of the appliance in the input box for Application load. Select the type of your battery from the drop-down list beside Battery type.

Battery Capacity Calculator

The first one tells you what capacity your battery has depending on the voltage and watt-hours, while the second one estimates how long your battery will run …

How to Calculate 18650 Lithium-Ion Battery Pack …

Method 1: Using a Standard Battery Calculator - If we use the standard battery calculator formula, we would use the rated capacity of 2200 mAh, calculate the runtime as 2200 mAh divided by 4000 mA and …

18650 Battery Pack Calculator

How do series, parallel connections, mAh rating, and Watt/Hour affect the design of 18650 battery packs? Take Samsung 18650 2.6Ah as example Yes and No: For the Yes part, for battery packs that draw working current less than 5A (like power banks), you can calculate the cost by about 1.5 USD/2.6Ah Chinese 18650 battery cell, 2USD/2.6Ah Korea cells. …

LITHIUM BATTERY CALCULATIONS

• Divide 2,500 mAh by 1,000 to get the rating in Ampere hours: 2,500 mAh ÷ 1,000 = 2.5 Ah • Multiply the Ah by 0.3 gm to determine the amount of Lithium in each cell: 2.5 x 0.3 gm = 0.75 grams of lithium in each cell • Multiply the amount of lithium in each cell

Battery Size Calculator

Example: To find the remaining charge in your UPS after running a desktop computer of 200 W for 10 minutes: Enter 200 for the Application load, making sure W is selected for the unit.; Usually, a UPS uses a lead-acid battery. The Battery type is Lead-acid by default. So you don''t need to choose the type manually in this case. Enter 12 for …

Formulating energy density for designing practical lithium–sulfur ...

For example, a Li–S battery can still reach 500 Wh kg −1 when its C sulfur and m sl only reach 1,200 mAh g −1 and 6 mg cm −2 (which are lower than the recommended parameters of 1,300 mAh g ...

Lithium (LiFePO4) Battery Runtime Calculator – Dot Watts®

Battery capacity: 4323 mAh Battery discharge rate - Lithium battery: 90-95% Average phone battery usage when the screen is On: 220 mA Battery runtime = (4323 × 95%) ÷ (220) Battery runtime = (4106) ÷ (220) iPhone Battery runtime = 18.6 hours

Battery Energy and Runtime Calculator • Electrical, RF and …

This battery energy and runtime calculator determines the theoretical capacity, charge, stored energy, and run time of a single battery and several batteries with the same characteristics connected in series and in parallel to form a battery bank. It can be used both for batteries and for galvanic cells or batteries. Example: Calculate the rated energy …

Battery Life Calculator

B c = Battery capacity in mAh; I l = Load device current draw in mA . Calculator 2: Intermediate Battery Life Calculator for Systems with Two Operating Modes. Many battery-powered IoT sensor systems spend a small portion of their time in an active mode and the rest of their time in a low-power Sleep Mode. This calculator will take your project ...

Battery Charge Time Calculator

This calculator helps you estimate the time required to charge a battery pack based on its capacity, charging current, and current state of charge (SoC). It supports various units for battery capacity (Wh, kWh, Ah, mAh) and charging current (A, mA). How to Use. Enter the battery capacity in the desired unit (Wh, kWh, Ah, or mAh).

LITHIUM BATTERY CALCULATIONS

2.5 x 0.3 gm = 0.75 grams of lithium in each cell • Multiply the amount of lithium in each cell by the number of cells in each battery: 0.75 grams/cell x 6 = 4.5 grams of lithium in the battery. How to Calculate Watt Hours. Packing Instructions: 965, 966, 967. To conform to Section II requirements: • MAX Lithium per cell 20Wh • MAX ...

18650 Battery Pack Calculator and Planner

A battery pack calculator and planner to help you figure out how to most efficiently plan out a custom 18650 battery build. Pack level information Enter information related to your up-and-coming pack to get all kinds of information on the pack. The C-rate, voltage, and ...

Battery Life Calculator

FAQ''s: How Long Does 5000mAh Battery Last? Today''s smartphones having 5000 mAh battery can last up to two days while performing basic tasks, but if you will run music and videos then the battery life will be reduced according to …

Lithium battery watt hour calculator

If your lithium battery does not include a watt hour (Wh) rating on the casing you can calculate it by using the voltage and mAh or Ah capacity. Voltage: Capacity: Capacity Type: Wh rating: For information on how this calculator works see How to calculate the Watt Hours (Wh) of a lithium battery.

mAh Battery Life Calculator

The calculation to find out the capacity of battery can be mathematically derived from the below formula When it comes to online calculation, this battery life calculator can assist you to determine the time that how long the battery charge will last. For example, a circuit connected with 800 mAh current rating and it is connected to the load ...

18650 Battery Pack Calculator

People want a fast calculator to help on their custom 18650 battery design, however, since things are complicated with different voltage and capacity of each cell, we think people designing the battery packs should know some basics of lithium 18650 battery design.. 18650 Battery packs achieve the desired operating voltage (ie: Total …

| DigiKey Electronics

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Lithium Battery Watt Hour Calculator: (mAh / Ah ↔ Wh)

This battery-capacity calculator is divided into three tools: a capacity calculator (Wh), a charge calculator (Ah/mAh), and a voltage calculator (V). To use the …

Lithium (LiFePO4) Battery Charge Time Calculator & Formula

2- Enter the battery depth of discharge (DoD): Battery Depth of discharge refers to the percentage of a battery that has been discharged relative to the overall capacity of the battery. For example, if your battery is discharged at 80%, enter 80. 3- Enter the charge current and select the unit type from the list. It''ll be mentioned on your charger.

Battery Charge Time Calculator

Battery type: Lithium (LiFePO4) Based on your battery being a lithium battery and the charge rate being relatively slow, you assume a charge efficiency of 95%. With that, you can plug your values into Formula 2. 1200Wh ÷ (150W × 95%) = 1200Wh ÷ 142.5W = 8.42 hrs. In this example, your estimated charge time is 8.42 hours.

Watt-Hours (Wh) to Milliamp-Hours (mAh) Conversion Calculator

For example, a 10 mAh of capacity means that the battery can supply a load of 10 milliamperes for one hour before losing all its charge, or it can indicate that the battery can supply a 1 milliampere current to a load for 10 hours. The electric charge for smaller batteries is generally measured in milliamp-hours, abbreviated mAh or mA·h.

LiPo Battery Charge Rate Calculator

A LiPo battery stands for lithium polymer battery or also known as lithium-ion polymer battery since it uses lithium-ion technology. However, it is a rechargeable type of battery that has become the most common choice in many consumer products. ... but given the capacity of the battery is 5000 mAh or 5 amps, this means that …

Battery Life Calculator | DigiKey Electronics

This battery life calculator estimates how long a battery will last, based on nominal battery capacity and the average current that a load is drawing from it. Battery capacity is …

Battery Run Time Calculation: A Complete Guide

Battery Run Time (in hours) = Battery Capacity (in mAh) / Device Power Consumption (in mA) = 3000mAh / 200mA = 15 hours. Example 4: Flashlight (Connected to mA and mAh) Battery Capacity: 1000mAh (or 1Ah) Device Power Consumption: 50mA (or 0.05A) We need to know the Voltage to calculate the battery capacity in watt-hours (Wh).

Battery Size Calculator

Omni''s battery size calculator (or remaining battery capacity calculator) explains in detail how to check the battery capacity for both lithium-ion and lead-acid …