Datasheet

LTC2991
23
2991fd
For more information www.linear.com/LTC2991
High Voltage/Current and Temperature Monitoring
Typical applicaTions
–
+
–INS
0.1µF
V
IN
5V TO 105V
0.1µF
ALL CAPACITORS ±20%
OTHER APPS
VOLTAGE, CURRENT AND TEMPERATURE CONFIGURATION:
CONTROL REGISTER: 0x06 0xA0
T
AMBIENT
REG 1A, 1B: 0.0625°C/LSB
V
LOAD
REG 0A, 0B: 13.2mV/LSB
V2(I
LOAD
) REG 0C, 0D: 1.223mA/LSB
T
PROCESSOR
REG 0E, 0F: 0.0625°C/LSB
V
CC
REG 1C, 1D: 2.5V + 305.18µV/LSB
MMBT3904
R
IN
20Ω
1%
I
LOAD
0A TO 10A
R
OUT
4.99k
1%
200k
1%
4.75k
1%
0.1µF
R
SENSE =
1mΩ
1%
–INF
V
+
V
–
LTC6102HV
OUT
V
REG
+IN
V
CC
V1
LTC2991
2-WIRE I
2
C
INTERFACE
5V
GND
SDA
SCL
ADR0
ADR1
ADR2
V3
V4
V5 TO V8
V2
2991 TA02
4