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Size : D4 size
14.5 mm
640mAh
600mAh
1.2V
34mm
Fast Charge
2)
640 mA x about 1.1h
Charge
Condition
Fast Charge
2)
0°C - 40°C
0°C - 50°C
Less than
30days
-20°C - 50°C
Less than
90days
-20°C - 40°C
Less than
1year
-20°C - 30°C
About 13 g
16.0(W) x 6.6(T) x 34.0(H) mm
T
y
pical Characteristics
Charge Discharge
1)Single cell capacity under the following condition.
14.5 mm
7.4 mm
48.2 mm
Dimensions
(with tube)
Width
Thinckness
Height
Type : Nickel-Metal Hydride Battery
Capacity
1)
Typical
Minimum
Discharge Condition
Weight
4)
Size
4)
: (Width) x (Thickness) x (Height)
Ambient Temp.
Storage
Condition
Internal Impedance
3)
(after discharge to E.V.=1.0V)
7.4 mm
Specifications
Cell T
y
pe HF-D4U
Charging Current x Time
2)Use recommended charging system.
3)After a few charge and discharge cycles under the above 1) condition.
4)With tube.
Charge : 64mA×16h, Discharge : 128mA(E.V.=1.0V) at 20°C
Nominal Voltage
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
0 100 200 300 400 500 600 700
Discharge Capacity (mAh)
Cell Voltage (V)
Charge : 600mA (-∆V=4mV)
Rest : 1h
Discharge : 120mA,600mA,1200mA (E.V.=1.0V)
Ambient Temp. : 20°C
120mA
600mA
1200mA
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
0 1020304050607080
Charge Time (min)
Cell Voltage (V)
Charge : 600mA (-∆V=4mV)
Ambient Temp. : 0°C,20°C,40°C
0°C
20°C
40°C
About 30mΩ(at 1000Hz)