
LTC6101/LTC6101HV
22
6101fh
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2005
LT 0312 REV H PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LT1636
Rail-to-Rail Input/Output, Micropower Op Amp
VCM Extends 44V above VEE, 55μA Supply Current,
Shutdown Function
LT1637/LT1638/
LT1639
Single/Dual/Quad, Rail-to-Rail, Micropower Op Amp
VCM Extends 44V above VEE, 0.4V/μs Slew Rate, >1MHz
Bandwidth, <250μA Supply Current per Amplier
LT1787/LT1787HV
Precision, Bidirectional, High Side Current Sense Amplier
2.7V to 60V Operation, 75μV Offset, 60μA Current Draw
LTC1921
Dual –48V Supply and Fuse Monitor
±200V Transient Protection, Drives Three Optoisolators for Status
LT1990
High Voltage, Gain Selectable Difference Amplier
±250V Common Mode, Micropower, Pin Selectable Gain = 1, 10
LT1991
Precision, Gain Selectable Difference Amplier
2.7V to ±18V, Micropower, Pin Selectable Gain = –13 to 14
LTC2050/LTC2051/
LTC2052
Single/Dual/Quad Zero-Drift Op Amp
3μV Offset, 30nV/°C Drift, Input Extends Down to V–
LTC4150
Coulomb Counter/Battery Gas Gauge
Indicates Charge Quantity and Polarity
LT6100
Gain-Selectable High-Side Current Sense Amplier
4.1V to 48V Operation, Pin-Selectable Gain: 10, 12.5, 20, 25, 40, 50V/V
TYPICAL APPLICATION
L
O
A
D
CHARGER
–
+
– +
+
–
VOUT = IDISCHARGE RSENSE
(
) WHEN IDISCHARGE ≥ 0
DISCHARGING:
ROUT
RIN D
VOUT = ICHARGE RSENSE
(
) WHEN ICHARGE ≥ 0
CHARGING:
ROUT
RIN C
6101 TA05
VBATT
RIN C
LTC6101
RIN D
RIN C
LTC6101
ROUT
VOUT
RIN D
IDISCHARGE
ICHARGE
RSENSE
V+
V–
OUT
–IN
+IN
V+
V–
–IN
+IN
Bidirectional Current Sense Circuit with Combined Charge/Discharge Output