ISL21090 View Datasheet(PDF) - Intersil
Part Name
Description
Manufacturer
ISL21090 Datasheet PDF : 20 Pages
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ISL21090
Typical Performance Curves (ISL21090-1.25V) (Continued)
40
32
24
16
+125°C
8
+25°C
30
100nF
20
10
1µF
0
0
-8
-16
-40°C
-24
-25
-20
-15
-10
-5
0
SOURCING ILOAD (mA)
FIGURE 9. LOAD REGULATION, THREE TEMPERATURE
-10
-20
-30
0
200
400
600
800 1000
TIME (µs)
FIGURE 10. LOAD TRANSIENT (ΔILOAD = ±1mA)
1200
6
5
4
VIN
3
2
1
CL = 0.1µF
0
-1
0 50 100 150 200 250 300 350 400 450 500 550
TIME (µs)
FIGURE 11. TURN ON TIME WITH 0.1µF
6
5
4
VIN
3
2
1
0
CL = 1µF
-1
0 50 100 150 200 250 300 350 400 450 500 550
TIME (µs)
FIGURE 12. TURN ON TIME WITH 1µF
100
CL = 1nF
10
CL = 10nF
1
0.1
0.01
CL = 10µF
0.001
CL = 1µF
CL = 100nF
0.0001
10
100 1k
10k 100k 1M
10M
FREQUENCY (Hz)
FIGURE 13. ZOUT vs FREQUENCY (COMP = 0.01µF)
0
100nF
-20
-40
1µF
-60
-80
-100
-120
10
100 1k
10k 100k 1M
10M
FREQUENCY (Hz)
FIGURE 14. PSRR AT DIFFERENT CAPACITIVE LOADS
7
FN6993.5
February 27, 2013
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