ISL97649AIRTZ-EVALZ Просмотр технического описания (PDF) - Intersil
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ISL97649AIRTZ-EVALZ Datasheet PDF : 20 Pages
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ISL97649A
Typical Performance Curves
92
90
88
86
84
82
80
78
76
0.0
fOSC = 600kHz
fOSC = 1.2MHz
VIN = 3.3V, VOUT = 8.06V
50
100
150
200
250
300
350
IAVDD (mA)
FIGURE 1. AVDD EFFICIENCY vs IAVDD
0.00
-0.01
fOSC = 600kHz
-0.02
-0.03
fOSC = 1.2MHz
VIN = 3.3V, VOUT = 8.06V
-0.04
50
100
150
200
250
IAVDD (mA)
FIGURE 2. IAVDD LOAD REGULATION vs IAVDD
0.14
0.12
0.10
0.08
0.06
IAVDD = 150mA
0.04
0.02
0.00
2.5
3.0
3.5
4.0
4.5
5.0
5.5
VIN (V)
FIGURE 3. IAVDD LINE REGULATION vs VIN
L = 10µH, COUT = 40µF, CCOMP = 15nF, RCOMP = 5.5k
FIGURE 4. BOOST CONVERTER TRANSIENT RESPONSE
VGHM
CE = 1pF, RE = 100k
VGHM
CE = 100pF, RE = 100k
FIGURE 5. GPM CIRCUIT WAVEFORM
9
FIGURE 6. GPM CIRCUIT WAVEFORM
FN7928.0
December 5, 2011
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