LTC6102HV Linear Technology, LTC6102HV Datasheet - Page 16

• Manufacturer Part Number: LTC6102HV
• Description: Zero Drift High Side Current Sense Amplifier
• Manufacturer: Linear Technology

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LTC6102/LTC6102HV
TYPICAL APPLICATIONS
16
DISCHARGING:
CHARGING:
CHARGER
V
V
OUT D
OUT C
L
O
A
D
= I
= I
R
Bidirectional Current Sense Circuit with Separate Charge/Discharge Output
IN D
100
CHARGE
DISCHARGE
+IN
V
•
–
R
SENSE
•
O
D
L
A
LTC6102
R
SENSE
I
LOAD
(
R
+
R
OUT C
(
IN C
R
R
LTC6102 Monitors Its Own Supply Current
OUT D
–
IN D
V
I
DISCHARGE
+IN
OUT
)
V
WHEN I
–
)
= 49.9
WHEN I
LTC6102
CHARGE
•
V
OUT
–INS
–INF
V
DISCHARGE
R
+
+
REG
SENSE
R
R
OUT D
4.99k
SENSE
≥ 0
–
0.1μF
(
I
R
100
LOAD
IN D
≥ 0
+
–
V
OUT D
+ I
SUPPLY
R
V
OUT
–INS
–INF
V
SENSE
REG
+
V
4.99k
OUT C
)
R2
0.1μF
R1
100
+
–
R
0.1μF
100
IN C
R
4.99k
OUT C
+
–
I
V
–INS
V
–INF
SUPPLY
OUT
OUT
REG
6102 TA03
V
+
I
CHARGE
V
BATT
– +
LTC6102
+IN
V
–
R
100
IN C
6102 TA02
V
BATT
6102f