DS2712E+T&R Maxim Integrated Products, DS2712E+T&R Datasheet - Page 3
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DS2712E+T&R
Manufacturer Part Number
DS2712E+T&R
Description
IC NIMH CHARGER 16TSSOP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS2712Z.pdf
(15 pages)
Specifications of DS2712E+T&R
Function
Charge Management
Battery Type
Nickel Metal Hydride (NiMH)
Voltage - Supply
4 V ~ 5.5 V
Operating Temperature
-20°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS: TIMING
(4.0V ≤ V
Input Logic-High,
DMSEL, LED2
Input Logic-Low, DMSEL,
LED2
Input Leakage Current,
DMSEL
Threshold Voltage, Cell
Test
Threshold Voltage, Cell
Voltage Low
Threshold Voltage, Cell
Voltage Max1
Threshold Voltage, Cell
Voltage Max2
Threshold Voltage Delta
Threshold Voltage,
Thermistor - Min
Threshold Voltage,
Thermistor - Max
Threshold Voltage,
Thermistor - Stop
Threshold Current, TMR
Pin Suspend
Presence Test Current,
VP1, VP2
Reverse Leakage
Current, VP1, VP2
Current-Sense Reference
Voltage
Gain, Current-Sense
Error Amp
Gain, Current-Sense
Comparator
Propagation Time,
Current-Sense
Comparator
Hysteresis, Current-
Sense Comparator
Internal Timebase Period
Internal Timebase
Accuracy
Duty Factor, Series Fast
Charge
Duty Factor, Series
Precharge/Top-Off
Duty Factor, Parallel Fast
Charge
PARAMETER
PARAMETER
DD
≤ 5.5V, T
A
= -20°C to +70°C, unless otherwise noted.)
SYMBOL
SYMBOL
V
V
V
V
V
V
V
V
I
HYS-COMP
THM-STOP
BAT-MAXΔ
TMR-SUS
BAT-MAX1
BAT-MAX2
V
THM-MAX
BAT-LOW
THM-MIN
V
I
I
t
t
LKGR
PTST
PDLY
BASE
V
G
G
V
I
CTST
IREF
IL1
IH
IL
M
M
(Note 1)
(Note 1)
After power-up mode
select,
DMSEL = V
R
CC1 = CC2 = high-Z
(Note 4)
CC1 = CC2 = high-Z
(Note 4)
CC1, CC2 active
(Note 4)
V
(Note 5)
(Notes 1, 4, 6)
(Notes 1, 4, 6)
(Notes 1, 4, 6)
Parallel: V
Series: V
V
VP2 = 3.0V
(Note 1, 4, 7)
DS2711 (Note 8)
DS2712 (Note 8)
DS2712, 2mV
over/underdrive
DS2712
CC1
CC1
CC1, CC2
BAT-MAX2
DD
CTST
= 0V, VP1 = 1.5V,
= 80kΩ
CONDITIONS
CONDITIONS
DD
- V
DD
3 of 15
DD
≥ 4.5V
BAT-MAX1
≥ 4.0V,
or V
SS
V
1.55
1.64
MIN
0.2V
0.30
MIN
-6%
0.9
0.9
-10
85
10
22
-1
90
DD
-
0.969
0.250
0.484
V
TYP
1.65
1.75
V
V
0.29
TYP
0.96
100
100
125
0.73
0.33
1.0
0.1
10
24
DD
DD
DD
x
x
x
MAX
MAX
1.75
1.86
+6%
0.25
110
115
0.36
+10
0.2
1.1
1.5
0.5
+1
15
26
2
UNITS
UNITS
mV
mV
mV
mV
Ω
Ω
μA
μA
μA
μA
μs
%
%
V
V
V
V
V
V
V
V
s
-1
-1