DS2711 MAXIM [Maxim Integrated Products], DS2711 Datasheet - Page 4

• Manufacturer Part Number: DS2711
• Description: Loose Cell NiMH Chargers
• Manufacturer: MAXIM [Maxim Integrated Products]

Note 1:
Note 2:
Note 3:
Note 4:
Note 5:
Note 6:
Note 7:
Note 8:
Duty Factor, Parallel
Precharge/Top-Off
Duty Factor, Maintenance
Charge
Cell Test Interval
Precharge Time-Out
Fast-Charge Termination
Hold-Off Period
Fast-Charge Flat Voltage
Time-Out
Charge Timer Period
Charge Timer Accuracy
Charge Timer Range
PARAMETER
Voltages relative to V
I
When operating in two-cell-series charge configuration, the DMSEL pin must have less than 50pF of external load capacitance
for proper operation. If the load capacitance is greater than 50pF, a resistor voltage divider should be used to maintain DMSEL
at V
Specification applicable during charge cycle with T
V
V
Tested with I
Gain tested with 1mV step with I
MTST
BAT-MAX1
THM-MIN,
DD
current is applied as a source current and as a sink current within 5ms after power-up.
/ 2.
V
and V
THM-MAX,
CSOUT
BAT-MAX1
and V
= -1mA.
t
SYMBOL
CTMR-RANGE
SS
are generated from the same reference. Their ranges never overlap.
THM-STOP
.
t
t
t
t
PCHG
t
CTMR
CTST
FLAT
THO
are fixed ratios of V
CSOUT
CC1, CC2
CC1, CC2
V
V
R
R
= -1mA.
CELL
CELL
TMR
TMR
= 100kΩ
= 100kΩ
< V
not increasing
CONDITIONS
BAT-MIN
DD.
A
4 of 15
= 0°C to +70°C.
Their ranges never overlap.
MIN
0.5
-5
0.0156
0.125
TYP
2.5
31
34
16
4
MAX
+5
10
minutes
minutes
minutes
UNITS
%
s
h
h