LTC6101HV Linear Technology, LTC6101HV Datasheet - Page 15

• Manufacturer Part Number: LTC6101HV
• Description: High-Side Current Sense Amplifier
• Manufacturer: Linear Technology

TYPICAL APPLICATIONS
L
O
A
D
I
LOAD
DISCHARGING:
LTC6101 Monitors Its Own Supply Current
CHARGING:
V
OUT
+IN
V
CHARGER
–
= 49.9 • R
LTC6101
V
V
OUT D
OUT C
+
SENSE
R
O
D
L
A
= I
Bidirectional Current Sense Circuit with Separate Charge/Discharge Output
= I
SENSE
R
–
IN D
100
DISCHARGE
CHARGE
(
I
LOAD
+IN
V
• R
–
+ I
SENSE
• R
SUPPLY
LTC6101
–IN
OUT
V
SENSE
+
4.99k
(
R2
R
)
+
R
OUT C
R1
100
(
IN C
R
R
OUT D
–
IN D
I
DISCHARGE
)
WHEN I
+
–
)
WHEN I
I
V
SUPPLY
OUT
6101 TA03
CHARGE
R
OUT D
4.99k
OUT
–IN
V
DISCHARGE
+
V
≥ 0
BATT
R
100
IN D
+
–
≥ 0
V
OUT D
R
SENSE
V
OUT C
+
–
R
IN C
100
High-Side-Input Transimpedance Amplifi er
R
4.99k
V
OUT C
S
OUT
–IN
4.75k
+IN
V
V
+
–
CMPZ4697*
(10V)
V
*V
V
LTC6101/LTC6101HV
LTC6101
O
Z
Z
+ 4 ≤ V
I
= I
CHARGE
SETS PHOTODIODE BIAS
PD
+
• R
– +
S
L
≤ V
–
LTC6101
Z
+ 60
LASER MONITOR
PHOTODIODE
+IN
V
–IN
V
OUT
–
+
R
100
IN C
4.75k
6101 TA02
R
L
6101 TA04
V
10k
O
V
BATT
i
PD
15
6101fg