ISL21080 Datasheet, PDF (4/10 Pages) Intersil Corporation – 300nA NanoPower Voltage References

ISL21080
Typical Performance Characteristics Curves
500
UNIT 1
400
UNIT 2
300
UNIT 3
200
V_OUT = 1.5V, V_IN = 3.0V, I_OUT = 0mA, T_A = +25°C unless otherwise
specified.
500
400
+85°C
300
-40°C
+25°C
200
100
100
0
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V_IN (V)
FIGURE 1. I_IN vs V_IN, 3 UNITS
0
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V_IN (V)
FIGURE 2. I_IN vs V_IN OVER-TEMPERATURE
1.50020
1.50015
1.50010
1.50005
1.50000
1.49995
1.49990
UNIT 2
UNIT 1
UNIT 3
1.49985
1.49980
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V_IN (V)
FIGURE 3. LINE REGULATION, 3 UNITS
1.5005
1.5004
1.5003
1.5002
UNIT 2
1.5001
1.5000
UNIT 1
1.4999
1.4998
UNIT 3
1.4997
1.4996
1.4995
-40 -30 -20 -10 0
10 20 30 40 50 60 70 80
V_IN (V)
FIGURE 5. V_OUT vs TEMPERATURE NORMALIZED to +25°C
4
150
125
100
75
50
25
+25°C
+85°C
0
-25
-50
-75
-100
-125
-40°C
-150
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
V_IN (V)
FIGURE 4. LINE REGULATION OVER-TEMPERATURE
C_L = 500pF
ΔV_IN = 0.3V
ΔV_IN = -0.3V
1ms/DIV
FIGURE 6. LINE TRANSIENT RESPONSE, WITH CAPACITIVE
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FN6934.0
July 28, 2009