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ISL97644IRZ Datasheet(PDF) 6 Page - Intersil Corporation |
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ISL97644IRZ Datasheet(HTML) 6 Page - Intersil Corporation |
6 / 15 page 6 FN9228.0 April 11, 2006 I Typical Performance Curves FIGURE 1. AVDD EFFICIENCY vs IAVDD FIGURE 2. AVDD LOAD REGULATION vs IAVDD FIGURE 3. LINE REGULATION AVDD vs VIN FIGURE 4. BOOST CONVERTER TRANSIENT RESPONSE FIGURE 5. LINE REGULATION LDO_OUT vs VIN FIGURE 6. LDO LOAD REGULATION vs IO 0 10 20 30 40 50 60 70 80 90 100 0 200 400 600 800 1000 1200 IAVDD (mA) FOSC = 1.2MHz FOSC = 650kHz -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0 0 200 400 600 800 1000 1200 IAVDD (mA) FOSC = 1.2MHz FOSC = 650kHz 10.15 10.2 10.25 10.3 10.35 10.4 10.45 10.5 3 3.5 4.0 4.5 5.0 5.5 6.0 VIN (V) AVDD 500mA AVDD 150mA IAVDD AVDD (AC COUPLED) L = 10µH, COUT = 40µF, CCOMP = 2.2nF, RCOMP = 10k 2.4 2.5 2.6 2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 345 6 VIN (V) 3.3V OUTPUT, 100mA 2.85V OUTPUT, 100mA 2.85V OUTPUT, 350mA 2.5V OUTPUT, 100mA 3.3V OUTPUT, 350mA 2.5V OUTPUT, 350mA -1.2 -1.0 -0.8 -0.6 -0.4 -0.2 0 0 100 200 300 400 IO (mA) ADJ = OPEN ADJ = 0 ADJ = LDO_OUT ISL97644 |
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