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LTM8061 Datasheet(PDF) 3 Page - Linear Technology

Part # LTM8061
Description  32V, 2A 關Module Li-Ion/ Polymer Battery Charger
PDF  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTM8061 Datasheet(HTML) 3 Page - Linear Technology

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LTM8061
3
8061f
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full internal
operating temperature range, otherwise specifications are at TA = 25°C. RUN = 2V.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN Operating Voltage
32
V
VIN Start Voltage
LTM8061-4.1/LTM8061-4.2
LTM8061-8.2/LTM8061-8.4
l
l
7.5
11.5
V
V
VIN OVLO Threshold
VIN Rising
32
35
40
V
VIN OVLO Hysteresis
1V
VIN UVLO Threshold
LTM8061-4.1/LTM8061-4.2
LTM8061-8.2/LTM8061-8.4, VIN Rising
4.6
8.7
V
V
VIN UVLO Hysteresis
0.3
V
VINA to VINC/CLP Diode Forward Voltage Drop
VINA Current = 2A
0.55
V
BAT Float Voltage
LTM8061-4.1
LTM8061-4.2
LTM8061-8.2
LTM8061-8.4
l
l
l
l
4.08
4.06
4.18
4.16
8.16
8.12
8.36
8.32
4.1
4.2
8.2
8.4
4.12
4.14
4.22
4.24
8.24
8.28
8.44
8.48
V
V
V
V
V
V
V
V
Maximum BAT Charge Current
(Note 3)
1.70
2.0
A
BAT Recharge Threshold Voltage
LTM8061-4.1/LTM8061-4.2,
Relative to BAT Float Voltage
LTM8061-8.2/LTM8061-8.4,
Relative to BAT Float Voltage
–100
–200
mV
mV
BAT Precondition Threshold Voltage
LTM8061-4.1/LTM8061-4.2
LTM8061-8.2
LTM8061-8.4
2.9
5.65
5.80
V
V
V
BAT Precondition Threshold Hysteresis Voltage
90
mV
Input Supply Current
Standby Mode
RUN = 0.4V
85
15
μA
μA
Minimum BIAS Voltage for Proper Operation
2.9
V
VINC/CLP Threshold Voltage
50
mV
VINC/CLP Input Bias Current
200
nA
NTC Range Limit Voltage (High)
VNTC Rising
1.25
1.36
1.45
V
NTC Range Limit Voltage (Low)
VNTC Falling
0.265
0.29
0.315
V
NTC Threshold Hysteresis
For Both High and Low Range Limits
20
%
NTC Disable Impedance
(Note 4)
250
500
kΩ
NTC Bias Current
VNTC = 0.8V
47.5
50
52.5
μA
RNG/SS Bias Current
45
50
55
μA
Current Charge Programming: VRNG/SS/BAT Current
0.42
0.50
0.58
V/A
RUN Threshold Voltage
VRUN Rising
1.15
1.20
1.25
V
RUN Hysteresis Voltage
120
mV
RUN Input Bias Current
1μA
CHRG, FAULT Output Low Voltage
10mA Load
0.4
V
TMR Charge/Discharge Current
25
μA
TMR Disable Threshold Voltage
0.1
0.25
V
C/10 Termination Current
RNG/SS Open
200
mA
Operating Frequency
0.9
1
1.1
MHz



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