Datasheet

Conditions
cell type:
NiMH
cell size:
C
nominal voltage:
1.2
V
max. charge voltage:
1.5
V
at standard charge
(0.1C / 20°C)
capacity
nominal:
2500
mAh
discharge at 0.2C
minimum:
2500
mAh
discharge at 0.2C
2250
mAh
discharge at 1C
1.0V end discharge voltage
ta: 20°C
max. continuous
discharge current:
5000
mA
ta: 0....45°C
charge
current
time
standard charge:
250
mA
14....16hrs
quick charge:
750
mA
4hrs
fast charge:
2500
mA
1.1hrs
recommended charge
0…5
mV
- ∆V (-deltaV)
termination control
0.8...1
°C
temperature rise per minute
parameters:
45...50
°C
TCO (temperature cut off)
trickle charge current:
25…75
mA
(recommended)
continuous overcharge:
≤ 250
mA
no conspicuous deformation
(less than 1 year)
no leakage
internal resistance:
≤ 30
m
Ω
at 1KHz
(impedance)
battery fully charged
life expectance:
≥ 500
cycles
acc. IEC standard
self discharge
charge retention:
≥ 80
%
after 12 months
storage at 20°C
initial capacity:
≥ 1700
mAh
within 30 days after delivery
discharge at 0.2C
ambient temperature
range:
0...45
°C
standard charge
10...40
°C
fast charge
0...45
°C
discharge (
≥1C)
-
20...65
°C
discharge (<1C)
-
20...50
°C
storage (
≤3months)
-
20...40
°C
storage (
≤6months)
-
20...30
°C
storage (
≤24months)
QCT1:
20/2350/30
QCT2:
30/2200/35
mechanical specifications
cell dimensions
diameter d1:
25.6
- 1.0
mm
diameter d2:
max.
7.5
mm
height h1:
50.0
- 2.0
mm
height h2:
min.
1.5
mm
weight:
60
± 4
g
blister card dimensions:
123
x 85
mm
blister card weight (incl. batteries):
128
g
75
Diagrams
standard charge
fast charge
low rate discharge
high rate discharge
Manufacturer reserves the right to alter or amend the design, model and specification without prior notice
ANSMANN Specifications for model:
data sheet no. / part no.
supplier no.
author / date
C - 2500mAh low self discharge
2pcs blister package
5030912
702069
Gramlich / 28.02.2012