AA Alkaline Battery - 1.5V LR6 Standard Cell | Energizer
N.º da peça: AA ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $0.45 | $0,45 |
| 10 | $4.2 | $42,00 |
| 100 | $38.5 | $3.850,00 |
| 500 | $180 | $90.000,00 |
| 1.000 | $340 | $340.000,00 |
AA Visão geral
An alkaline battery is a primary electrochemical cell that uses zinc powder as the anode and manganese dioxide as the cathode in an alkaline potassium hydroxide electrolyte. Compared with legacy zinc-carbon Leclanche cells, alkaline cells deliver roughly 5-10x higher energy density, lower internal resistance (150-300 milliohms fresh), and superior shelf life - making AA the default portable power source for household electronics, industrial sensors, medical devices, and consumer IoT products.
Key features include a nominal 1.5V output, fresh internal resistance of 150-300 milliohms, operating temperature range of -18C to +55C, and a shelf life of up to 10 years at 21C storage. The Energizer E91 datasheet (energizer.com/pdfs/e91.pdf) specifies 3000 mAh typical capacity at 25 mA continuous discharge to 0.8V cutoff. The cell weighs 23 grams in a 8.1 cm3 plastic-jacketed package rated for consumer and bulk industrial distribution.
The E91 uses a flat contact terminal configuration compatible with virtually all AA-battery holders. Its 1.5V nominal voltage is a direct drop-in for legacy carbon-zinc AA cells (which share the same dimensions), while delivering substantially longer runtime in high-drain applications such as digital cameras and motorized toys. Low-drain applications such as remote controls and wall clocks can expect years of operation from a single cell.
Typical applications include remote controls, wireless mice and keyboards, wall clocks, portable radios, flashlights, toys, smoke detectors, and consumer IoT sensors. The AA form factor is also the workhorse of low-cost industrial test equipment and many medical devices including infusion pumps and digital thermometers.
When designing with the AA form factor, plan for end-of-life voltage drop - most devices are designed for 1.5V nominal but the cell voltage drops steadily to 0.8V cutoff. For applications requiring stable voltage across discharge (e.g. precision analog circuits), consider a DC-DC boost converter after the cell. Storing cells above 55C accelerates capacity loss.
This page consolidates Energizer E91 datasheet specifications, distributor pricing tiers, drop-in equivalents (LR6, MN1500, AM3), and practical design guidance for engineers and procurement professionals sourcing the AA form factor.
Alternativas drop-in para AA — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com AA (mesmo formato e footprint) — diferindo em Package, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
CDCE913PWR
✅ Drop-In✓ Em estoque
$3.11 / unidade
Ver ficha técnica →EN91
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
MN1500
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
EPC81500RC304-3
✅ Drop-In✓ Em estoque
$23.9 / unidade
Ver ficha técnica →LR6
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
AM3352BZCZ100
✅ Drop-In✓ Em estoque
$9.2 / unidade
Ver ficha técnica →AA Especificações
| Chemistry | Alkaline Zinc-Manganese Dioxide (Zn/MnO2) |
| Designation (IEC) | LR6 |
| Designation (ANSI) | 15A |
| Nominal Voltage | 1.5 V |
| Typical Capacity | 3000 mAh at 25 mA discharge to 0.8 V cutoff |
| Internal Resistance (Fresh) | 150 to 300 milliohms |
| Temperatura de operação | -18 C to +55 C |
| Storage Temperature | 21 C (10 year shelf life) |
| Diameter | 14.5 mm |
| Height | 50.5 mm |
| Weight | 23.0 grams |
| Volume | 8.1 cubic centimeters |
| Terminal Type | Flat Contact |
| Rechargeable | No (Primary / Single-Use) |
| RoHS / EU Battery Directive | Compliant (2016/66/EC), no added mercury or cadmium |
| Jacket Material | Plastic (Metal Label) |
| Standard Pack Quantities | 24-pack, 144-case |
Guia de Configuração de Pinos do AA standard
Configuração de pinos para AA (pacote standard). A numeração dos pinos, funções e diagramas de conexão estão definidos no datasheet do fabricante. Consulte-o para o footprint exato e diretrizes de soldagem.
Nenhum dado detalhado de pinagem disponível para AA.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
AA é adequado para 7 aplicaçãos: Consumer Remote Controls and Wireless Keyboards, Wall Clocks and Low-Drain Timekeeping Devices, Portable Flashlights and Emergency Lighting, Smoke and Carbon Monoxide Detectors, Children's Toys and Motorized Devices, Medical Devices and Personal Health Monitors, IoT Sensors and Industrial Wireless Transmitters.
Consumer Remote Controls and Wireless Keyboards
The AA alkaline cell is the dominant power source for TV remote controls, wireless mice, and wireless keyboards because its 1.5V nominal voltage, low self-discharge, and 3000 mAh capacity deliver 6-24 months of typical use. According to Energizer E91 datasheet, internal resistance of 150-300 milliohms fresh provides instant response to IR/RF pulses, while the 10-year shelf life ensures devices shipped or stored long-term remain functional. The standard 14.5x50.5 mm form factor fits virtually all consumer device battery compartments, making AA the drop-in standard for low-drain household electronics.
Recomendado
Wall Clocks and Low-Drain Timekeeping Devices
Wall clocks, kitchen timers, and analog wristwatches often use a single AA cell because the load is extremely low (typically 100-300 uA continuous) and the AA's 3000 mAh capacity translates to 2-5 years of operation. According to the Energizer E91 datasheet, the cell's flat discharge curve at low current keeps clock accuracy stable across most of its service life. Operating temp of -18C to +55C covers virtually all indoor and outdoor residential clock installations, and the 23g weight is mechanically compatible with standard clock movements designed for AA cells.
Recomendado
Portable Flashlights and Emergency Lighting
Portable LED flashlights commonly accept 1-3 AA cells because the AA form factor delivers a good balance of runtime, cost, and availability. According to Energizer E91 specifications, a single AA can power a 50 mA LED for 50+ hours, while 3-cell flashlights deliver 1.5V-4.5V to drive brighter LEDs. The wide -18C to +55C operating range makes AA flashlights functional in nearly all weather conditions, and the 10-year shelf life makes AA-powered emergency flashlights reliable for disaster preparedness kits.
Recomendado
Smoke and Carbon Monoxide Detectors
Smoke and CO detectors are mandated by building codes to use a 10-year sealed battery, and many models use one or two AA lithium or alkaline cells. According to Energizer E91 datasheet, the 10-year shelf life at 21C storage matches detector replacement cycles. The AA's stable 1.5V output during discharge prevents nuisance low-battery chirps before the cell is truly depleted, while the standardized 14.5x50.5 mm dimensions fit every consumer smoke detector battery compartment.
Recomendado
Children's Toys and Motorized Devices
Battery-powered children's toys commonly use 2-4 AA cells to drive small DC motors, LEDs, and sound modules. According to Energizer E91 datasheet, the cell's low internal resistance (150-300 milliohms fresh) supports the high inrush current of toy motors, while 3000 mAh capacity delivers many hours of play between cell changes. The standardized AA form factor and universal availability mean parents can always find replacements, making AA the preferred chemistry for toy manufacturers worldwide.
Recomendado
Medical Devices and Personal Health Monitors
Personal medical devices including digital thermometers, blood pressure monitors, glucose meters, and portable pulse oximeters frequently operate from 2-4 AA cells because the AA's reliability, long shelf life, and universal availability are critical for medical applications. According to Energizer E91 datasheet, the cell's RoHS compliance (no mercury or cadmium per EU Battery Directive 2016/66/EC) and 10-year shelf life ensure medical devices remain functional throughout their design life without battery degradation during storage.
Recomendado
IoT Sensors and Industrial Wireless Transmitters
Wireless IoT sensors for building automation, asset tracking, and industrial monitoring increasingly rely on 2-4 AA cells because the AA's high capacity enables multi-year battery life for low-duty-cycle devices. According to Energizer E91 specifications, a typical IoT sensor drawing 50 uA average can run 2-5 years from a single AA. The cell's wide -18C to +55C operating range supports outdoor and industrial deployments, and standardized dimensions simplify battery compartment design for low-volume IoT products.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para AA — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | E91 | EN91 | MN1500 | 815 |
|---|---|---|---|---|---|
| Package | AA (LR6) 14.5x50.5 mm | AA (LR6) - same | AA (LR6) - same | AA (LR6) - same | AA (LR6) - same |
| Brand | Energizer | Energizer | Energizer Industrial | Duracell | Rayovac |
| Chemistry | Alkaline Zn/MnO2 | Alkaline Zn/MnO2 | Alkaline Zn/MnO2 | Alkaline Zn/MnO2 | Alkaline Zn/MnO2 |
| Nominal Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Typical Capacity (25 mA to 0.8V) | 3000 mAh | 3000 mAh | 3000 mAh | 2700-2900 mAh | 2500-2800 mAh |
| Internal Resistance (Fresh) | 150-300 milliohms | 150-300 milliohms | 150-300 milliohms | 150-300 milliohms | 200-400 milliohms |
| Operating Temperature | -18 C to +55 C | -18 C to +55 C | -18 C to +55 C | -20 C to +54 C | -18 C to +55 C |
| Shelf Life | 10 years at 21 C | 10 years | 10 years | 10 years | 10 years |
| Price per cell (1000 qty) | $0.34 | $0.40 | $0.40 | $0.45 | $0.35 |
Principais diferenciais
- Highest published capacity in major-brand AA alkaline cells (vs Duracell MN1500)
- Lowest published internal resistance in fresh state (vs Rayovac 815)
- Industrial bulk-pack option for OEM procurement (vs Energizer E91 retail pack)
Notas de projeto
AA alkaline cells have a relatively flat discharge curve at low currents but voltage sags significantly under high pulse loads. For applications drawing more than 500 mA peak (digital cameras, motorized toys), expect noticeable voltage droop during pulses. To extend runtime and prevent unexpected shutdowns, size the battery for at least 2x the average current requirement, and consider a DC-DC boost converter if your circuit requires a stable voltage above 1.0V.
Do not mix old and new AA cells in the same device, and do not mix alkaline with carbon-zinc or NiMH cells in series configurations. Mixed chemistries cause reverse charging of weaker cells, which can leak potassium hydroxide electrolyte and damage the device. According to Energizer application guidance, always replace all cells in a multi-cell device simultaneously and use the same chemistry and brand for best results.
Storage temperature strongly affects AA shelf life. Energizer E91 datasheet specifies 10 years at 21 C storage, but storage above 30 C roughly halves shelf life for every 10 C increase. For emergency devices and backup applications, store cells in climate-controlled environments. Cold storage does not harm AA cells and actually extends shelf life, but cells stored below 0 C should be allowed to warm before use to avoid condensation.
When designing a battery holder for AA cells, ensure spring tension is adequate to maintain contact across the cell's 50.5 mm height tolerance. According to IEC LR6 standard, AA cells may vary by +/-0.5 mm in height, so the holder design must accommodate this range. Use nickel-plated phosphor bronze contacts for low contact resistance (target <30 milliohms per contact), and avoid designs where the holder can reverse polarity under vibration.
Informações de conformidade
RoHS compliant per Energizer datasheet (no added mercury or cadmium per EU Battery Directive 2016/66/EC). Packaging materials comply with EU Packaging Directive 94/62/EC. AEC-Q100 not applicable - consumer-grade primary cell.