ISL21007
Typical Performance Curves (ISL21007-12) (REXT = 100kΩ) (Continued)
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. VOUT vs TEMPERATURE (3 UNITS)
X: 5µs/DIV
Y: 500mV/DIV
X: 5µs/DIV
Y: 500mV/DIV
FIGURE 8. LINE TRANSIENT RESPONSE, NO CAPACITIVE
LOAD
X: 20µs/DIV
Y: 1V/DIV
VIN
VOUT = 1.25V (FOR TYP IIN)
FIGURE 10. TURN ON TIME
FIGURE 9. LINE TRANSIENT RESPONSE, 0.001µF LOAD
CAPACITANCE
120
100
80
60
40
20
0
1
1nF LOAD
10nF LOAD
NO LOAD
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 11. ZOUT vs FREQUENCY
6
FN6326.1
April 12, 2007