LT1310 查看數據表（PDF） - Linear Technology
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LT1310 Datasheet PDF : 12 Pages
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LT1310
TYPICAL PERFOR A CE CHARACTERISTICS
Switch Minimum On Time
100
90
80
70
60
50
40
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
1310 G10
Supply Current
12
PLL Lock Range
220pF Capacitor on CT Pin
1400
1200
1000
MAXIMUM
PLL Lock Range
47pF Capacitor on CT Pin
3500
3000
MAXIMUM
2500
800
2000
MINIMUM
600
1500
MINIMUM
400
1000
200
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
1310 G11
500
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
1310 G12
Switch VCESAT
400
11
300
10
200
9
100
8
7
–50 –25 0
25 50
TEMPERATURE (°C)
75 100
1310 G13
Transient Response
PLL Response
0
0
0.5
1.0
1.5
SWITCH CURRENT (A)
1310 G15
Start-Up Response
VOUT
100mV/DIV
IL
500mA/DIV
ILOAD
200mA
100mA
fSYNC = 1.5MHz
50µs/DIV
VOUT
50mV/DIV
IL
200mA/DIV
fSYNC
1.9MHz
1.2MHz
LT1310 G16
50µs/DIV
LT1310 G17
VOUT
5V/DIV
IL
1A/DIV
VSHDN
NO SYNC SIGNAL 20µs/DIV
f = 1.2MHz
LT1310 G18
4
sn1310 1310fs
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