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ISL28023 View Datasheet(PDF) - Intersil

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Description
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ISL28023 Datasheet PDF : 55 Pages
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ISL28023
Electrical Specifications TA = +25°C, I2CVCC = VCC = 3.3V, VINP = VBUS = 12V, VSENSE = VINP-VINM = 80mV, AUXP-AUXM = 80mV, AuxV = 3V,
Conversion Time: Aux = Primary = 2.05ms, Internal AVG Aux = Primary = 128, unless otherwise specified. All voltages with respect to GND pin. (Continued)
PARAMETER
DESCRIPTION
TEST CONDITIONS
MIN
(Note 6)
MAX
TYP (Note 6) UNIT
Vbus_vos
VBUS Offset Voltage
ISL28023FR60Z
ISL28023FR12Z
-20
±1
20
mV
-5
± 1.5
5
mV
Vbus_TC
VBUS Offset Voltage vs Temperature
ISL28023FR60Z; T = -40°C to +125°C
ISL28023FR12Z; T = -40°C to +125°C
±4
±100 µV/°C
±4
±100 µV/°C
Vbus_Vco
Vbus_PSRR
VBUS Voltage Coefficient
VBUS Vos vs Power Supply
Zin_Vbus
Input Impedance VBUS
ISL28023FR60Z;
VCC = ± 10% of VCC nominal
ISL28023FR12Z
VCC = ± 10% of VCC nominal
ISL28023FR60Z
ISL28023FR12Z
50
±500
±125
600
150
ppm/V
µV/V
µV/V
kΩ
kΩ
AUX CHANNEL
Vshunt_aux
VSHUNT Aux Measurement Range
(AuxP - AuxM)
0
±81.91 mV
Step_shunt_aux 1LSB Step Shunt Aux Voltage
2.5
µV
Vshunt_aux_vos VSHUNT Aux Offset Voltage
Vshunt_aux_TC VSHUNT Aux Offset Voltage vs Temperature T = -40°C to +125°C
Vshunt_aux_CMRR VSHUNT Aux Vos vs Common Mode
VBUS = 0V to VCC
Vshunt_aux_PSRR VSHUNT Aux Vos vs Power Supply
VCC = ± 10% of VCC nominal
Zin_aux_in
AUX Input Impedance
Aux = AUXVshunt input path selected
±2.5
±0.01
±0.1
±0.45
1
±50
±0.1
±4
µV
µV/°C
µV/V
µV/V
MΩ
Aux = AUXVshunt input path disabled
10
MΩ
Vauxv
Usable AVXV Voltage Measurement Range
0
VCC
V
Step_auxv
1LSB Step AUXV Voltage
100
µV
Vauxv_vos
Vauxv Offset Voltage
±0.3
±4
mV
Vauxv_TC
Vauxv Offset Voltage vs Temperature
T = -40°C to +125°C
±0.2 ±22 µV/°C
Vauxv_PSRR
Zin_auxv
Vauxv Vos vs Power Supply
Auxv Input Impedance
VCC = ±10% of VCC nominal
Input path selected
±1
mV/V
200
kΩ
Input path disabled
10
MΩ
ADC PARAMETERS
ADC Resolution
16
Bits
Primary Shunt Voltage Gain Error
±0.05 ±0.25
%
T = -40°C to +125°C
±60 ppm/°C
Primary Bus Voltage Gain Error
±0.05 ±0.2
%
T = -40°C to +125°C
10
±70 ppm/°C
Aux Shunt Voltage Gain Error
±0.02 ±0.25
%
T = -40°C to +125°C
±65 ppm/°C
Aux Bus Voltage Gain Error
±0.02 ±0.2
%
T = -40°C to +125°C
±65 ppm/°C
Differential Non-linearity
±1
LSB
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7
FN8389.4
June 17, 2015
 

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