ISL8012 Просмотр технического описания (PDF) - Intersil
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ISL8012 Datasheet PDF : 17 Pages
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ISL8012
Typical Operating Performance (Unless otherwise noted, operating conditions are: TA = +25°C, VVIN = 2.5V to 5.5V,
EN = VIN, MODE = 0V, L = 2.2µH, C1 = 2x10µF, C2 = 2x10µF, IOUT = 0A to 2A). (Continued)
RSI 2V/DIV
VOUT RIPPLE
20mV/DIV
PG 2V/DIV
FIGURE 27. RSI RESET, (200µs/DIV)
RSI 2V/DIV
PG 2V/DIV
VOUT RIPPLE
20mV/DIV
FIGURE 28. RSI RESET (ZOOM OUT), (200µs/DIV)
PHASE 2V/DIV
VOUT
0.5V/DIV
IL 2A/DIV
PG 5V/DIV
FIGURE 29. OUTPUT SHORT CIRCUIT, (500µs/DIV)
LX 2V/DIV
IL 2A/DIV
VOUT
1V/DIV
PG 5V/DIV
FIGURE 30. OUTPUT SHORT CIRCUIT RECOVERY, (500µs/DIV)
3.2
3.1
5.5VIN
3.0
2.9
2.8
2.7
3.3VIN
2.6
2.5
2.4
-50
-25
0
25
50
75
100
TEMPERATURE (°C)
FIGURE 31. OUTPUT CURRENT LIMIT vs TEMPERATURE
11
December 1, 2011
FN6616.2
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