ISL21090_12 Datasheet, PDF (13/17 Pages) Intersil Corporation – Ultra Low Noise, Precision Voltage Reference

ISL21090
Typical Performance Curves (ISL21090-5.0) (Continued)
400
200
+25°C
0
-200
-400
-600
-800
+125°C
-40°C
-1000
-1200
-20
-15
SOURCING
-10
-5
0
I_LOAD (mA)
5
10
SINKING
FIGURE 43. LOAD REGULATION, THREE TEMPERATURES
10
8
6
4
2
0
-2
-4
-6
-8
-10
0
C_L = 100nF
C_L = 1µF
20 40 60 80 100 120 140 160 180 200
TIME (µs)
FIGURE 44. LOAD TRANSIENT (ΔI_LOAD = ±1mA)
12
10
8
V_IN
6
4
C_L = 0.1µF
2
0
-2
0
50 100 150 200 250 300 350 400
TIME (µs)
FIGURE 45. TURN-ON TIME WITH 0.1µF
12
10
8
V_IN
6
4
2
C_L = 1µF
0
-2
0
50 100 150 200 250 300 350 400
TIME (µs)
FIGURE 46. TURN-ON TIME WITH 1µF
1000
100
10
1
0.1
0.01
10
C_L = 1nF
C_L = 0
C_L = 10nF
C_L = 100nF
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 47. Z_OUT vs FREQUENCY
0
C_L = 0
-20
C_L = 1nF
-40
-60
C_L = 100nF
C_L = 10nF
-80
-100
-120
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 48. PSRR AT DIFFERENT CAPACITIVE LOADS
13
FN6993.3
November 21, 2012