ISL28025 Datasheet, PDF (18/47 Pages) Intersil Corporation – Precision Digital Power Monitor with Real Time Alerts

ISL28025
Typical Performance Curves T_A = +25°C, V_CC = 3.3V, V_INP = V_BUS = 12V, Auxv = 3V, conversion time;
Aux = Primary = 2.05ms, Internal AVG Aux = Primary = 128, unless otherwise specified. (Continued)
0
0.001
-2
-4
-6
MODE = Nrml+OC
MODE = Nrml
-8
-10
-12
0
8
16
24
32
40
48
56
64
CMV (V)
FIGURE 45. PRIMARY V_SHUNT BIAS CURRENT vs COMMON MODE
VOLTAGE
0
MODE = ADC PD
-0.001
-0.002
-0.003
-0.004
-0.005
MODE = PD
-0.006
-0.007
0
8
16
24
32
40
48
56
64
CMV (V)
FIGURE 46. PRIMARY V_SHUNT BIAS CURRENT vs COMMON MODE
VOLTAGE (POWER-DOWN MODES)
5
0
-5
-10
MODE = Nrml+OC
-15
-20
MODE = Nrml
-25
-30
-35
-40
0
8
16
24
32
40
48
56
64
CMV (V)
FIGURE 47. PRIMARY V_SHUNT OFFSET CURRENT vs COMMON MODE
VOLTAGE
1.0
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.00
MODE = PD
MODE = ADC PD
8
16
24
32
40
48
56
64
CMV (V)
FIGURE 48. PRIMARY V_SHUNT OFFSET CURRENT vs COMMON MODE
VOLTAGE (POWER DOWN MODES)
6
5
4
3
2
1
0
V_REG (V)
FIGURE 49. V_REG OUTPUT VOLTAGE DISTRIBUTION
3.50
3.45
3.40
I_LOAD = 3mA
I_LOAD = 6mA
3.35
3.30
3.25
I_LOAD = 0mA
3.20
-60 -40 -20 0 20 40 60 80 100 120 140 160
TEMPERATURE (°C)
FIGURE 50. V_REG OUTPUT vs TEMPERATURE
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FN8388.3
June 17, 2015