Energizer 189 User Manual

Chemical System: Manganese Dioxide (MnO
2
)
Desi
g
nation: IEC-LR54
Nominal Volta
g
e: 1.5 Volts
Typ
ical Ca
p
acit
y
: 86 mAh
(
to 0.9 volts
)
Rated at 15K ohms
/
21°C
(
70°F
)
Typical Weight: 1.0 grams (0.04 ounces)
Typ
ical Volume: 0.30 cubic centimeters
(
0.02 cubic inch
)
0% 40% 80%
1.47V 1.17V 1.04V
Load Cutoff
0.9V
(
ohms
)
(
hours
)
15,000 1,036
Important Notice
This data sheet contains typical information specific to products manufactured at the time of its publication.
©Energizer Holdings, Inc. - Contents herein do not constitute a warranty.
ENERGIZER 189 Miniature
Percent of rated Capacity at 21°C (70°F)21°C (70°F)
Bul
g
e Data
S
p
ecifications
Cross Section
Continuous 0.083
% Rated Capacit
y
at 1.25V
(milliamperes)
Schedule: Typical Drains:
mm (inches)
T
yp
ical Dischar
g
e Characteristics De
p
th of Dischar
g
e Test
Industry Standard Dimensions
PR
O
D
UC
T DATA
S
HEET
1-800-383-7323 / USA
1-800-383-7323 / CANADA
1-800-383-7323 USA/CAN
www.energizer.com
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 300 600 900 1200
Voltage, CCV
Service, Hours
Load: 15K ohms - Continuous
Typical Drain @ 1.25V: 0.083 mA
This battery will bulge as it is discharged but will not exceed the
maximum height shown on the battery drawing.
Typical closed circuit voltage during discharge
on a load of 100 ohms for 0.1 to 2.0 seconds
Anode Cap
Anode Gel
Gasket
Cathode Can
Separator
Cathode
3.80 (0.150)
Minimum
2.75 (0.108)
3.05 (0.120)
2.70 (0.106) Ref.
2.50 (0.098) Ref.
11.25 (0.443)
11.60 (0.457)
R1.5 (0.059) Ref.
0.25 (0.010) Maximum Ref.
Permissible deflection from a flat.
0.13 (0.005) Minimum Ref.
(Applies to top edge of gasket or
edge of crimp, whichever is higher.)
Form No. EBC - 4402G Page 1 of 1

Energizer 189 Specifications

Electrical Specifications

nominal voltage	1.5 Volts
typical capacity	86 mAh (to 0.9 volts)
typical drain	0.083 mA

Weight and Dimensions

typical weight	1.0 grams (0.04 ounces)
typical volume	0.30 cubic centimeters (0.02 cubic inch)
cross section diameter	3.80 mm (0.150 inches)

Summary

Product Specifications

Chemical System and Designation

Details the chemical composition (Manganese Dioxide) and industry designation (IEC-LR54) of the battery.

Nominal Voltage and Capacity

States the battery's nominal voltage (1.5V) and typical capacity (86 mAh) under specific load conditions.

Typical Weight and Volume

Provides the typical weight (1.0g) and volume (0.30 cm³) of the battery for physical reference.

Product Dimensions

Industry Standard Dimensions

Illustrates the battery's physical dimensions in mm and inches, including diameter and height specifications.

Performance Characteristics

Typical Discharge Curve

Graph showing voltage drop over service hours under continuous load (15K ohms, 0.083 mA) at 21°C.

Depth of Discharge Test

Data on closed circuit voltage at different rated capacity percentages (0%, 40%, 80%) under load.

Discharge Schedule Data

Details typical drains, load resistance, and cutoff voltage for continuous discharge schedules.

Additional Battery Information

Cross Section Diagram

Internal view of the battery showing its components like anode cap, gel, gasket, and cathode.

Bulge Data

Information regarding battery bulging during discharge and maximum height limits.

Important Notice

Disclaimer stating the data sheet contains typical information and does not constitute a warranty.