LTC3611 데이터 시트보기 (PDF) - Linear Technology
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LTC3611 Datasheet PDF : 24 Pages
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LTC3611
TYPICAL PERFORMANCE CHARACTERISTICS
On-Time vs Temperature
300
IION = 30μA
VVON = 0V
250
Maximum Valley Current Limit vs
VRNG Voltage
20
Maximum Valley Current Limit vs
RUN/SS Voltage
18
FIGURE 6 CIRCUIT
15
200
15
12
150
9
100
10
6
50
3
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3611 G13
5
0.5 0.6 0.7 0.8 0.9
1
VRNG VOLTAGE (V)
3611 G15
0
1.65 1.9 2.15 2.4 2.65 2.9 3.15 3.4
RUN/SS VOLTAGE (V)
3611 G16
Maximum Valley Current Limit vs
Temperature
20
VRNG = 1V
15
10
5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3611 G17
Input Voltage vs Maximum
Valley Current
18
16
14
12
10
8
6
4
4 8 12 16 20 24 28 32 36
INPUT VOLTAGE (V)
3611 G27
Maximum Valley Current Limit
in Foldback
20
VRNG = 1V
15
10
5
0
0 0.1 0.2 0.3 0.4 0.5 0.6
VFB (V)
3611 G14
Feedback Reference Voltage
vs Temperature
0.62
Error Amplifier gm vs Temperature
2.0
1.8
0.61
1.6
0.60
1.4
0.59
1.2
0.58
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3611 G18
1.0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3611 G19
3611fb
6
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