ISL28006_10 Datasheet, PDF (8/25 Pages) Intersil Corporation – Micropower, Rail to Rail Input Current Sense Amplifier with Voltage Output

ISL28006
Typical Performance Curves V_cc = 12V, R_L = 1M, unless otherwise specified.
1.8
V_RS+
1.6
1.4
V_TH(L-H) = 1.52V
1.2
V_TH(H-L) = 1.23V
1.0
0.8
0.6
0.4
0.2
0
0
V_OUT (G = 100)
G100, V_OUT = 1V
G50, V_OUT = 500mV
G20, V_OUT = 200mV
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
TIME (ms)
FIGURE 1. HIGH-SIDE and LOW-SIDE THRESHOLD
VOLTAGE V_RS+(L-H) and V_RS+(H-L),
V_SENSE = 10mV
2.4
12
V_RS+
2.0
10
V_OUT (G = 100)
1.6
8
R_L = 1M
VCC = 12V
1.2
6
0.8
G100, V_OUT = 2V
4
G50, V_OUT = 1V
0.4
G20, V_OUT = 400mV
2
0
0
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
TIME (ms)
FIGURE 2. V_OUT vs V_RS+, V_SENSE = 20mV TRANSIENT
RESPONSE
12
GAIN 100
10
8
6
4
2
0 _{0 10 20 30 40 50 60 70 80 90 100}
TIME (µs)
FIGURE 3. LARGE SIGNAL TRANSIENT RESPONSE
V_RS+ = 0.2V, V_SENSE = 100mV
12
GAIN 100
10
8
6
4
2
0
0 10 20 30 40 50 60 70 80 90 100
TIME (µs)
FIGURE 4. LARGE SIGNAL TRANSIENT RESPONSE
V_RS+ = 12V, V_SENSE = 100mV
20
GAIN 100
18 V_SENSE = 20mV, 100mV
16
14
12
10
8
6
4
2
0
-250 -200 -150 -100 -50 0
V_OS (µV)
50 100
FIGURE 5. V_OS (µV) DISTRIBUTION AT +25°C,
V_RS+ = 12V, QUANTITY: 100
8
2800
2600
GAIN 100
2400
2200
V_SENSE = 20mV, 100mV
2000
1800
1600
1400
1200
1000
800
600
+125°C
+100°C
400
200
0
-200
-40°C
+25°C
-400
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28
V_RS+ (V)
FIGURE 6. V_OS vs V_RS+
FN6548.4
September 16, 2010