ENERGIZER NO. E91
Chemical System: Alkaline
Zinc-Manganese Dioxide (Zn/MnO 2)
(No Added Mercury or Cadmium)
Designation: ANSI-15A, IEC-LR6
Battery Voltage: 1.5 Volts
Internal Resistance: 146 Milliohms (Fresh)
Operating Temp: -18ºC to 55ºC (0ºF to 130ºF)
Average Capacity: 2,850 mAh (to 0.8 volts)
(Rated capacity at 25 mA continuous drain)
Average Weight: 23.0 grams (0.8 oz.)
Volume: 8.1 cubic centimeters (0.5 cubic inch)
Cell: One No. 3-315 (size 'AA')
Jacket: Plastic Label
Shelf Life: 7 years (80% of rated capacity)
Copyright © Eveready Battery Co. - All rights reserved
Important Notice
This data sheet contains information specific to batteries manufactured at the time of its publication.
Contents herein do not constitute a warranty.
AA
Industry Standard Dimensions in mm (inches)
TEMPERATURE EFFECTS
Typical Service to 0.8 Volts
0
1
10
100
1000
1 10 100
Discharge Resistance, Ohms
Se
rv
ic
e,
H
ou
rs
45ºC
20ºC
-10ºC
CONSTANT RESISTANCE PERFORMANCE
Typical Service
0
1
10
100
1000
1 10 100
Discharge Resistance, Ohms
Se
rv
ic
e,
H
ou
rs
0.8 Cutoff Voltage
1.0 Cutoff Voltage
1.2 Cutoff Voltage
CONSTANT CURRENT DISCHARGE
Typical Service
0
1
10
100
1000
10 100 1000
Discharge Current, mA
Se
rv
ic
e,
H
ou
rs
0.8 Cutoff Voltage
1.0 Cutoff Voltage
1.2 Cutoff Voltage
EVEREADY BATTERY CO.
Internet: www.energizer.com
1-800-383-7323 / USA
1-800-383-7323 / CANADA
1-800-383-7323 / USA
1-800-383-7323 / CANADA
+ 44 (0) 208 920 2306 / EUROPE
Form No. EBC - 1102J Page 1 of 2
Industry Standard Tests @ 20º C
Copyright © Eveready Battery Co. - All rights reserved
This data sheet contains information specific to batteries manufactured at the time of its publication.
Important Notice
Contents herein do not constitute a warranty.
ENERGIZER NO. E91
CONSTANT POWER DISCHARGE
Typical Service
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 150 300 450 600
Service, Minutes
Vo
lta
ge
, C
C
V
500
Milliwatt
250
Milliwatt
RADIO
43 ohm - 4 hours/day
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 20 40 60 80 100
Service, Hours
Vo
lta
ge
, C
C
V
CONSTANT POWER DISCHARGE
Typical Service
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 20 40 60 80 100 120
Service, Minutes
Vo
lta
ge
, C
C
V
750
Milliwatt
1000
Milliwatt
EVEREADY BATTERY CO.
Internet: www.energizer.com
REMOTE
24 ohm - 15 spm - 8 hr/day
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 10 20 30 40 50 60
Service, Hours
Vo
lta
ge
, C
C
V
TAPE PLAYER
100 mA - 1 hr/day
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 4 8 12 16 20 24
Service, Hours
Vo
lta
ge
, C
C
V
CD / MD / ELEC GAME
250 mA - 1 hr/day
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 2 4 6 8 10
Service, Hours
Vo
lta
ge
, C
C
V
TOY
3.9 ohm - 1 hr/day
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 2 4 6 8 10
Service, Hours
Vo
lta
ge
, C
C
V
LIGHTING
LIGHTING
3.3 ohm - LIF
TOY
PHOTO
1000 mA 10 sec/min
1 hr/day
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 20 40 60 80 100
Service, Minutes
Vo
lta
ge
, C
C
V
CAMERA
PHOTOFLASH
DIGITAL CAMERA
1.5/6.5K mW 2/28s
10X/hr
Form No. EBC - 1102J Page 2 of 2