LT3513 데이터 시트보기 (PDF) - Linear Technology
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LT3513 Datasheet PDF : 20 Pages
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LT3513
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted.
SW3 VCESAT
300
250
200
150
100
50
0
0 50 100 150 200 250 300 350
ISW3 (mA)
3513 G10
Oscillator Frequency
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
–50
0
50
100
AMBIENT TEMPERATURE (°C)
3513 G13
BIAS Pin Current
60
L2 = 10μH
50
L3 = 10μH
L4 = 10μH
40
30
ISW2 = 0A
ISW3 = 0A
20
ISW4 = 0A
10
0
–50
0
50
100
TEMPERATURE (°C)
150
3513 G16
SW4 VCESAT
350
300
250
200
150
100
50
0
0 50 100 150 200 250 300 350
ISW (mA)
3513 G11
Frequency Foldback
2500
2000
1500
1000
500
0
0 150 300 450 600 750 900 1050 1200
VFB (mV)
3513 G14
Efficiency, AVDD = 13V
100
90
80
70
60
50
40
1
100 200 300 400 500
LOAD CURRENT (mA)
3513 G17
VON Current Limit
45
40
35
30
25
20
15
10
5
0
0 5 10 15 20 25 30 35
VE3 (V)
3513 G12
Reference Voltage
1.25
1.24
1.23
1.22
1.21
1.20
–40 –15
10 35 60 85
TEMPERATURE (°C)
110
3513 G15
Efficiency, VLOGIC = 5V
100
90
80
70
60
50
40
100 300
500 700 900 1100 1300 1500
IOUT (mA)
3513 G18
3513fa
6
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