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ISL28023 View Datasheet(PDF) - Intersil

Part Name
Description
Manufacturer
ISL28023 Datasheet PDF : 55 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
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
ADC TIMING
ts Power-up
ADC Conversion Time Resolution
ADC[2:0] = 0h
ADC[2:0] = 1h
64
70.4
µs
128 140.8
µs
ADC[2:0] = 2h
256 281.6
µs
ADC[2:0] = 3h
512 563.2
µs
ADC[2:0] = 4, 5h
1.024 1.126
ms
ADC[2:0] = 6, 7h
2.048 2.253
ms
THRESHOLD DETECTORS
Overvoltage (OV) VBUS Threshold Voltage Vbus_Thres_Rng[2:0] = ALL
25
125 % of FS
Range
Overvoltage (OV) VBUS Threshold DAC Step Vbus_Thres_Rng[2:0] = ALL
Size
1.56
% of FS
Undervoltage (UV) VBUS Threshold Voltage Vbus_Thres_Rng[2:0] = ALL
0
Range
100 % of FS
Undervoltage (UV) VBUS Threshold DAC
Step Size
Vbus_Thres_Rng[2:0] = ALL
1.56
% of FS
VBUS Threshold Detector Full-Scale
Settings
ISL28025FI60Z
Vbus_Thres_Rng[2:0] = 0; OT_SEL = 0
Vbus_Thres_Rng[2:0] = 1; OT_SEL = 0
Vbus_Thres_Rng[2:0] = 2; OT_SEL = 0
48
V
24
V
12
V
Vbus_Thres_Rng[2:0] = 3; OT_SEL = 0
5
V
Vbus_Thres_Rng[2:0] = 4; OT_SEL = 0
3.3
V
Vbus_Thres_Rng[2:0] = 5; OT_SEL = 0
2.5
V
VBUS Threshold Detector Full-scale
Settings
ISL28025FI12Z
Vbus_Thres_Rng[2:0] = 0; OT_SEL = 0
Vbus_Thres_Rng[2:0] = 1; OT_SEL = 0
Vbus_Thres_Rng[2:0] = 2; OT_SEL = 0
12
V
6
V
3
V
Vbus_Thres_Rng[2:0] = 3; OT_SEL = 0
2.5
V
Vbus_Thres_Rng[2:0] = 4; OT_SEL = 0
0.825
V
Vbus_Thres_Rng[2:0] = 5; OT_SEL = 0
0.625
V
Over-temperature Threshold Detector
Range
OT_SEL = 1
-40
135
°C
Over-temperature Threshold Detector
Resolution Error
±5
°C
Overcurrent (OC) VSHUNT Threshold
Voltage Range
OCRNG = ALL
25
125 % of FS
Overcurrent (OC) VSHUNT Threshold DAC OCRNG = ALL
Step Size
1.56
% of FS
VSHUNT Threshold Detector Full-scale
Settings
OCRNG = 0
OCRNG = 1
80
mV
40
mV
MARGINING DAC, ANALOG OUTPUT
Resolution
8
Bits
DNL
±1
LSB
Submit Document Feedback
8
FN8389.4
June 17, 2015
 

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