LT1613CS5 데이터 시트보기 (PDF) - Linear Technology
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LT1613CS5 Datasheet PDF : 12 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
Switch VCESAT vs Switch Current
700
TA = 25°C
600
500
400
300
200
100
0
0 100 200 300 400 500 600 700
SWITCH CURRENT (mA)
1613 G01
Oscillator Frequency vs
Temperature
2.00
1.75
VIN = 5V
1.50
1.25
VIN = 1.5V
1.00
0.75
0.50
0.25
0
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
1613 G02
LT1613
SHDN Pin Current vs VSHDN
50
TA = 25°C
40
30
20
10
0
0
1
2
3
4
5
SHDN PIN VOLTAGE (V)
1613 G03
Current Limit vs Duty Cycle
1000
900
800
70°C
700
600
25°C
500
–40°C
400
300
200
10 20 30 40 50 60 70 80
DUTY CYCLE (%)
1613 G04
Feedback Pin Voltage
1.25
1.24
VOLTAGE
1.23
1.22
1.21
1.20
–50
–25 0 25 50
TEMPERATURE (°C)
75 100
1613 G05
Switching Waveforms, Circuit of Figure 1
VOUT
100mV/DIV
AC COUPLED
VSW
5V/DIV
ISW
200mA/DIV
ILOAD = 150mA
200ns/DIV
1613 G06
3
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