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ISL97519A Datasheet(PDF) 4 Page - Intersil Corporation

Part No. ISL97519A
Description  600kHz/1.2MHz PWM Step-Up Regulator
Download  9 Pages
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Maker  INTERSIL [Intersil Corporation]
Homepage  http://www.intersil.com/cda/home
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ISL97519A Datasheet(HTML) 4 Page - Intersil Corporation

   
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4
FN6683.2
June 30, 2008
Typical Performance Curves
FIGURE 1. BOOST EFFICIENCY vs IOUT
FIGURE 2. BOOST EFFICIENCY vs IOUT
FIGURE 3. LOAD REGULATION vs IOUT
FIGURE 4. LOAD REGULATION vs IOUT
FIGURE 5. LINE REGULATION vs VIN
FIGURE 6. TRANSIENT RESPONSE
60
65
70
75
80
85
90
95
0
200
400
600
800
1000
IOUT (mA)
VIN = 5V, VO = 12V, fs = 620 kHz
VIN = 5V, VO = 12V, fs = 1.25 MHz
VIN = 5V, VO = 9V, fs = 620 kHz
VIN = 5V, VO = 9V, fs = 1.25MHz
74
76
78
80
82
84
86
88
90
92
0
100
200
300
400
500
IOUT (mA)
VIN = 3.3V, VO = 12V,
VIN = 3.3V, VO = 9V,
VIN = 3.3V, VO = 9V,
VIN = 3.3V, VO = 12V,
fs = 1.25MHz
fs = 1.25MHz
fs = 620kHz
fs = 620kHz
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0
200
400
600
800
1000
IOUT (mA)
VIN = 5V, VO = 12V,
fs = 1.25MHz
VIN = 5V, VO = 12V,
fs = 620kHz
VIN = 5V, VO = 9V,
fs = 620kHz
VIN = 5V, VO = 9V,
fs = 1.25MHz
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0
100
200
300
400
500
IOUT (mA)
VIN = 3.3V, VO = 12V,
fs = 1.25MHz
VIN = 3.3, VO = 12V,
fs = 620kHz
VIN = 3.3V, VO = 9V,
fs = 1.25MHz
VIN = 3.3, VO = 9V,
fs = 620kHz
-0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
2
VIN (V)
3
4
5
6
VO = 12V, IO = 80mA
fs = 1.25MHz
VO = 12V, IO = 80mA
fs = 620kHz
VO = 9V, IO = 80mA
fs = 1.25MHz
VO = 9V, IO = 100mA
fs = 620kHz
VO = 12V
fs = 600kHz
VIN = 3.3V
IO = 50mA TO 300mA
ISL97519A


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