ISL28023 Datasheet, PDF (25/55 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)
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
3.0
3.5
4.0
4.5
5.0
5.5
6.0
V_CC (V)
FIGURE 81. MARGIN DAC vs V_CC
1.2
1.0
0.8
0.6
0.4
0.2
0
-0.2
-60 -40 -20 0 20 40 60 80 100 120 140 160
TEMPERATURE (°C)
FIGURE 82. NORMALIZED DAC OUTPUT vs TEMPERATURE
200
180
160
140
DAC OUT
120
SOURCE
100
DAC OUT
80
SINK
60
40
20
0
0.1
1
10
CURRENT LOAD (mA)
FIGURE 83. MARGIN DAC vs CURRENT LOAD
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
0
20 40 60 80 100 120 140 160 180 200 220 240 260
CODE
FIGURE 84. MARGIN DAC DNL
0
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
0 20 40 60 80 100 120 140 160 180 200 220 240 260
CODE
FIGURE 85. MARGIN DAC INL PER CODE
INPUT
SMBALERT
-0.3 -0.1 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5
TIME (µs)
FIGURE 86. OV OR UV OR OC ALERT RESPONSE TIME
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FN8389.5
March 18, 2016