ISL21090_14 Datasheet, PDF (6/20 Pages) Intersil Corporation – Ultra Low Noise, Precision Voltage Reference

ISL21090
Typical Performance Curves (ISL21090-1.25V)
900
850
800
750
700
UNIT 3
650
UNIT 1
UNIT 2
600
550
3.7
8.7 13.7 18.7 23.7 28.7 33.7
V_IN (V)
FIGURE 3. I_IN vs V_IN, THREE UNITS
1200
1100
1000
900
800
+25°C
+125°C
700
600
500
-40°C
400
3.7 8.7 13.7 18.7 23.7 28.7 33.7
V_IN (V)
FIGURE 4. I_IN vs V_IN, THREE TEMPERATURES
1.2503
1.2502
1.2501
UNIT 1
1.2500
1.2499
1.2498
UNIT 2
UNIT 3
1.2497
1.2496
3.7 8.7 13.7 18.7 23.7 28.7 33.7 38.7
V_IN (V)
FIGURE 5. LINE REGULATION, THREE UNITS
1.2503
1.2502
1.2501
1.2500
+25°C
1.2499
1.2498
1.2497
1.2496
-40°C
+125°C
1.2495
1.2494
3.7
8.7
13.7 18.7 23.7 28.7 33.7
V_IN (V)
FIGURE 6. LINE REGULATION, THREE TEMPERATURES
3
2
1
0
C_L = 10nF
-1
-2
-3
-4
0 10 20 30 40 50 60 70 80 90 100
TIME (µs)
FIGURE 7. LINE TRANSIENT WITH 10nF LOAD (ΔV_IN = ±500mV)
2.0
1.5
1.0
0.5
0
C_L = 100nF
-0.5
-1.0
-1.5
-2.0
0 10 20 30 40 50 60 70 80 90 100
TIME (µs)
FIGURE 8. LINE TRANSIENT WITH 100nF LOAD (ΔV_IN = ±500mV)
6
FN6993.5
February 27, 2013