EL7512C Просмотр технического описания (PDF) - Elantec -> Intersil
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EL7512C Datasheet PDF : 9 Pages
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EL7512C - Preliminary
High Frequency PWM Step-Up Regulator
Typical Performance Curves
Efficiency
VIN=3.3V, VO=12V
100
80
60
40
20
FS=670kHz
0
10
60
FS vs VDD
1400
1200
1000
800
600
400
200
0
5
7
9
Internal VREF vs TJ
1.4
1.35
1.3
1.25
1.2
1.15
1.1
1.05 VDD=12V
1
-50
0
110
160
210
IO (mA)
RT=51.1kΩ
RT=71.5kΩ
RT=100kΩ
RT=200kΩ
11
13
15
17
19
VDD (V)
50
100
150
TJ (°C)
Efficiency
VIN=3.3V, VO=5V
100
80
60
40
20
FS=670kHz
0
10
110
210
310
410
510
IO (mA)
Efficiency
VIN=5V, VO=12V
100
80
60
40
20
FS=670kHz
0
10 60 110 160 210 260 310 360
IO (mA)
FS vs Temperature
760
740
VDD=5V
720
700
680
660
RT=100kΩ
640
-50
0
VDD=10V
VDD=15V
50
100
150
TJ (°C)
4
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