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INDIVIDUAL DATA SHEETS

LC-SD122PU

For main power supplies – Built-in thermostat type. This battery is designed for applications that will discharge from 0.05CA to 4 A drain. If you are interested in using this battery for an application with a different discharge current, please consult Panasonic.

Dimensions (mm)

Terminal Type: Pressure contact

143

  • +

    1.0

    • -

      0.5

23.85

  • +

    1.0

    • -

      0.5

1.0 - 0.5

+

65

11

10

13

14

22

Labels will vary, see page 72 for example of labels.

142.7

23

0.2

Battery case resin: Standard (UL94HB)

Specifications

Discharge characteristics (25C) (note)

Nominal voltage Nominal capacity (20 hour rate) Length Width Height Total Height Approx. mass Dimensions

12V 2.0Ah

    • 143.5

      mm

    • 23.85

      mm

65.0 mm 65.0 mm 0.59 kg

Terminal voltage (V)

14.4 13.8 13.2 12.6 12.0 11.4 10.8 10.2 9.6 9.0 8.4 7.8

  • 0

    1

2

4 6 8 10

(Minute)

4.0A

20

2.0A

40 60

2

0.5A

0.2A

0.1A

4 6 8 10 20

(Hour)

40

Duration of discharge

Characteristics

(note) Capacity (25C)

Internal resistance

Temperature dependency of capacity (20 hour rate)

20 hour rate (95mA)

10 hour rate (185mA) 5 hour rate (340mA) 1 hour rate (l400mA) 1.5 hour rate discharge Cut-off voltage 10.5 V Fully charged battery

(25C)

40C 25C 0C

  • -

    15C

    • 1.90

      Ah

    • 1.85

      Ah

    • 1.70

      Ah

    • 1.40

      Ah

1.00A

A p p r o x . 7 0 m

102 % 100 % 85 % 65 %

Self discharge

(25C)

Residual capacity after standing 3 months Residual capacity after standing 6 months Residual capacity after standing 12 months

90%

80%

60%

Charge Method (Constant Voltage)

Cycle use (6 to 15 hours)

Cycle use (1.5 to 2 hours)

Initial current

Control voltage

Initial current

Control voltage

    • 0.80

      A or smaller

    • 14.5

      V to 14.9V

(per 12V cell 25C)

    • 1.60

      A or smaller

    • 14.7

      V to 14.9V

(per 12V cell 25C)

(Note) The above characteristics data are average values obtained within three charge/discharge. Cycles not the minimum values.

Duration of discharge vs. Discharge current

(note)

30

20 15

10

(Hour)

5 4

Duration of discharge

3

2 1.5

1 50

40 30

0˚C

40˚C

25˚C

(Minute)

20

10

  • -

    15˚C

5

3 30

50

100

300 500

1

3

5

10

(mA) Discharge current

(A)

Sealed Lead-Acid Handbook, Page 39

January 2000

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