LT3485 데이터 시트보기 (PDF) - Linear Technology
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LT3485
Linear Technology
LT3485 Datasheet PDF : 20 Pages
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LT3485-0/LT3485-1/
LT3485-2/LT3485-3
TYPICAL PERFOR A CE CHARACTERISTICS LT3485-0 curves use the circuit of Figure 8, LT3485-1
curves use the circuit of Figure 9, LT3485-2 use the circuit of Figure 10 and LT3485-3 use the circuit of Figure 11 unless otherwise noted.
LT3485-0 Charging Waveform
LT3485-1 Charging Waveform
LT3485-2 Charging Waveform
VOUT
50V/DIV
VOUT
50V/DIV
VOUT
50V/DIV
AVERAGE
INPUT
CURRENT
1A/DIV VIN = 3.6V
COUT = 50µF
0.5s/DIV
3485 G01
AVERAGE
INPUT
CURRENT
0.5A/DIV VIN = 3.6V
COUT = 50µF
0.5s/DIV
3485 G02
AVERAGE
INPUT
CURRENT
0.5A/DIV VIN = 3.6V
COUT = 50µF
0.5s/DIV
3485 G03
LT3485-3 Charging Waveform
VOUT
50V/DIV
AVERAGE
INPUT
CURRENT
1A/DIV VIN = 3.6V
COUT = 50µF
0.5s/DIV
3485 G04
LT3485-1 Input Current
250
200
150
100
50
0
0
2.5V
3.6V
4.2V
50 100 150 200 250 300
VOUT (V)
3485 G07
Charge Time
6
LT3485-1
5
LT3485-2
4
COUT = 50µF
3
2
1
LT3485-0 LT3485-3
0
234
5
6
78
VIN (V)
1635 G05
LT3485-2 Input Current
400
300
200
100
0
0
2.5V
3.6V
4.2V
50 100 150 200 250 300
VOUT (V)
3485 G08
LT3485-0 Input Current
600
500
400
300
200
100
0
0
2.5V
3.6V
4.2V
50 100 150 200 250 300
VOUT (V)
3485 G06
LT3485-3 Input Current
900
800
700
600
500
400
300
200
100
0
0
2.5V
3.6V
4.2V
50 100 150 200 250 300
VOUT (V)
3485 G09
4
34850123fb
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