LT8584EFE Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT8584EFE Datasheet PDF : 36 Pages
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LT8584
Typical Performance Characteristics
TA = 25°C, VIN = VCELL = VSNS = 4.2V, unless otherwise noted.
Switching Waveform
VSW
10V/DIV
ISW
2A/DIV
2µs/DIV
T1 = NA5920-AL
D1 = 2 SERIES ES1J
VCELL = 4.2V
VSTACK = 400V
8584 G28
Average Discharge Current
2.6
T1 = NA5920-AL
2.4 D1 = 2 SERIES ES1J
2.2
2.0
1.8
1.6
1.4
1.2
1.0
50
VCELL = 2.5V
VCELL = 3V
VCELL = 3.6V
VCELL = 4.2V
100 150 200 250 300 350 400
STACK VOLTAGE (VSTACK+ – VSTACK–)
8584 G29
Conversion Efficiency
90
T1 = NA5920-AL
D1 = 2 SERIES ES1J
85
80
75
70
50
VCELL = 2.5V
VCELL = 3V
VCELL = 3.6V
VCELL = 4.2V
100 150 200 250 300 350 400
STACK VOLTAGE (VSTACK+ – VSTACK–)
8584 G30
Switching Waveform
VSW
10V/DIV
ISW
2A/DIV
2µs/DIV
T1 = NA5743-AL
D1 = ES1D
VCELL = 3.6V
VMODULE = 40V
RCD SNUBBER = 4.99kΩ, 22nF
8584 G31
Average Discharge Current
3.0
T1 = NA5743-AL
D1 = ES1D
2.8
2.6
2.4
2.2
VCELL = 2.5V
VCELL = 3V
VCELL = 3.6V
VCELL = 4.2V
2.0
30
40
50
60
70
80
MODULE VOLTAGE (VMODULE+ – VMODULE–)
8584 G32
Conversion Efficiency
90
T1 = NA5743-AL
D1 = ES1D
85
80
75
VCELL = 2.5V
VCELL = 3V
VCELL = 3.6V
VCELL = 4.2V
70
30
40
50
60
70
80
MODULE VOLTAGE (VMODULE+ – VMODULE–)
8584 G33
Switching Waveform
VSW
10V/DIV
ISW
2A/DIV
2µs/DIV
T1 = NA6252-AL
D1 = STPS3H100U
VCELL = 4.2V
VAUX = 13.8V
RCD SNUBBER = 4.99kΩ, 22nF
8
8584 G34
Average Discharge Current
3.0
T1 = NA6252-AL
D1 = STPS3H100U
2.8
2.6
2.4
2.2
2.0
10
VCELL = 2.5V
VCELL = 3V
VCELL = 3.6V
VCELL = 4.2V
15
20
25
30
35
AUXILLARY VOLTAGE (V)
8584 G35
For more information www.linear.com/LT8584
Conversion Efficiency
90
T1 = NA6252-AL
D1 = STPS3H100U
85
80
75
VCELL = 2.5V
VCELL = 3V
VCELL = 3.6V
VCELL = 4.2V
70
6
12
18
24
30
36
AUXILLARY VOLTAGE (V)
8584 G36
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