LTC4150 Linear Technology, LTC4150 Datasheet - Page 3

• Manufacturer Part Number: LTC4150
• Description: Coulomb Counter/ Battery Gas Gauge
• Manufacturer: Linear Technology

ELECTRICAL CHARACTERISTICS
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: Guaranteed by design and not tested in production.
otherwise noted.)
TYPICAL PERFOR A CE CHARACTERISTICS
+1.00
+0.75
+0.50
+0.25
–0.25
–0.50
–0.75
–1.00
0
6
5
4
3
2
1
0
2
2
Voltage to Frequency Gain
vs Supply Voltage
Shutdown I
3
3
4
4
V
DD
SENSE
5
V
5
V
vs V
V
SENSE
DD
DD
= 50mV
6
(V)
(V)
DD
6
= 25mV
7
7
W
8
8
9
4150 G01
4150 G04
U
10
9
+1.00
+0.75
+0.50
+0.25
–0.25
–0.50
–0.75
–1.00
400
350
300
250
200
150
100
50
0
0
-50
2
Voltage to Frequency Gain
vs Temperature
Digital Output Low Voltage vs V
V
I
OL
SENSE
INT PIN
= 1.6mA
-25
3
= 50mV
POL PIN
0
4
TEMPERATURE (°C)
25
5
V
Note 3: Measured at least 20ms after power on.
Note 4: Tested in feedback loop to SENSE
DD
V
(V)
DD
50
6
= 2.7V
V
75
7
DD
= 8.5V
100
(Specifications are at T
8
4150 G02
4150 G05
DD
125
9
2.60
2.59
2.58
2.57
2.56
2.55
2.54
2.53
2.52
140
120
100
80
60
-50
2
Undervoltage Lockout Threshold
vs Temperature
Operating I
RISING EDGE
-25
3
+
A
4
and SENSE
= 25°C, unless
0
TEMPERATURE (°C)
DD
5
25
vs V
V
DD
LTC4150
6
(V)
DD
–
50
.
7
75
8
100
9
4150 G03
4150 G06
4150fa
3
125
10