High-Side Current-Sense and Internal 1°C Temperature Monitor
Datasheet
2.1
Electrical Specifications
Table 2.2 Electrical Specifications
VDD = VBUS = 3V TO 24V, VPULLUP = 3V TO 5.5V, TA = -40°C TO 85°C,
ALL TYPICAL VALUES AT VDD = VPULLUP = 3.3V, VBUS = 12V, AND TA = 27°C UNLESS OTHERWISE NOTED.
CHARACTERISTIC
SYMBOL
MIN
TYP
MAX
UNIT
CONDITIONS
DC POWER
Supply Voltage
VDD
3
24
V
Temp conversions at 0.0625
conversions / second,
dynamic averaging disabled
610
650
750
uA
current sense active
Temp conversions at 4
conversions / second,
dynamic averaging disabled
current sense active
VDD Pin Supply
Current
IDD
950
uA
Temp conversions at 8
conversions / second,
dynamic averaging enabled
current sense active
950
1100
750
300
uA
uA
Temp conversions disabled
(TMEAS / STOP = ‘1’)
current sense active
VDD Pin Supply
Current
IDD_
T_STANDBY
Temp conversions disabled
(TMEAS / STOP = ‘1’)
Current sense disabled
(IMEAS / STOP = ‘1’)
VDD Pin Supply
Current
IDD_ALL_
STANDBY
uA
uA
VSENSE = 0V, VDD = 3V to 24V,
Current sense active
90
SENSE+ Pin Bias
Current
ISENSE+
VSENSE = 0V, VDD = 3V to 24V,
current sense disabled
15
10
10
uA
uA
uA
20
VDD = 0V
VSENSE = 0V, VDD = 3V to 24V,
Current sense active
SENSE- Pin Bias
Current
ISENSE-
VSENSE = 0V, VDD = 3V to 24V,
current sense disabled
10
0
uA
uA
V
VDD = 0V
Pull-up Voltage
Pull-up voltage for SMBus,
ALERT, and THERM pins
VPULLUP
3
5.5
5
Leakage Current (±)
ALERT and THERM pins,
SMDATA and SMCLK pins
powered or unpowered,
TA < 85°C
ILEAK
uA
SMSC EMC1701
11
Revision 1.2 (09-27-10)
DATASHEET
SMSC [ SMSC CORPORATION ]
