ISL21007_11 Datasheet, PDF (7/20 Pages) Intersil Corporation – Precision, Low Noise FGA™ Voltage References

ISL21007
Typical Performance Curves (ISL21007-12) (R_EXT = 100kΩ)
120
100
80
60
40
20
0
2.5
UNIT 3
UNIT 1
UNIT 2
3.0
3.5
4.0
4.5
5.0
5.5
6.0
V_IN (V)
FIGURE 2. I_IN vs V_IN (3 UNITS)
95
90
+125°C
85
80
75
+25°C
70
-40°C
65
60
2.5
3.0
3.5
4.0
4.5
5.0
5.5
V_IN (V)
FIGURE 3. I_IN vs V_IN OVER TEMPERATURE
1.25015
1.25010
1.25005
UNIT 3
1.25000
1.24995
UNIT 2
1.24990
1.24985
UNIT 1
1.24980
2.5
3.0
3.5
4.0
4.5
V_IN (V)
5.0 5.5
FIGURE 4. LINE REGULATION (3 UNITS)
150
100
+125°C
50
0
-50
+25°C
-40°C
-100
-150
-200
-250
-300
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
V_IN (V)
FIGURE 5. LINE REGULATION OVER TEMPERATURE
0.15
+25°C
0.10
+125°C
0.05
0.00
-40°C
-0.05
-0.10
-0.15
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
SINKING
OUTPUT CURRENT (mA) SOURCING
FIGURE 6. LOAD REGULATION OVER TEMPERATURE
1.25010
1.25005
UNIT 1
1.25000
1.24995
1.24990
1.24985
UNIT 3
UNIT 2
1.24980
1.24975
-40 -20 0
20 40 60 80 100 120 140
TEMPERATURE (°C)
FIGURE 7. V_OUT vs TEMPERATURE (3 UNITS)
7
FN6326.8
July 14, 2011