ISL28023 Datasheet, PDF (16/55 Pages) Intersil Corporation – Bidirectional current sensing

ISL28023
Typical Performance Curves T_A = +25°C, VCC = 3.3V, VINP = VBUS = 12V, AUXP = AUXV = 3V,
VSHUNT = VAUXSHUNT = 80mV, Conversion Time: Aux = Primary = 2.05ms, Internal AVG Aux = Primary = 128; unless otherwise specified. (Continued)
14
12
10
8
6
4
2
0
V_OS (µV)
FIGURE 27. AUXILIARY V_SHUNT V_OS
50
40
30
20
10
T = -40°C
0
-10
-20
T = +125°C
-30
T = +25°C
-40
-50 ₃
3.5
4.0
4.5
5.0
5.5
6.0
V_CC (V)
FIGURE 28. AUXILIARY V_SHUNT V_OS vs V_CC
12
10
8
6
4
2
0
V_OS TC (µV/C)
FIGURE 29. AUXILIARY V_SHUNT V_OS TC (-40°C TO +125°C)
20
V_CC = 3V
10
0
V_CC = 3.3V
-10
-20
V_CC = 5V
-30
-40-60 _{-40 -20 0 20 40 60 80 100 120 140 160}
TEMPERATURE (°C)
FIGURE 30. AUXILIARY V_SHUNT V_OS vs TEMPERATURE
7
6
5
4
3
2
1
0
CMRR (µV/V)
FIGURE 31. AUXILIARY V_SHUNT CMRR, CMV = (0V TO 3.3V)
7
5
3
1
-1
-3
-5
-7
-60 -40 -20 0 20 40 60 80 100 120 140 160
TEMPERATURE (°C)
FIGURE 32. AUXILIARY V_SHUNT CMRR vs TEMPERATURE
(CMV = 0V TO 3.3V)
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FN8389.5
March 18, 2016