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LT8393EFE Datasheet(PDF) 8 Page - Analog Devices

Part # LT8393EFE
Description  60VIN, 100VOUT Synchronous 4-Switch Buck-Boost LED Driver Controller with Low EMI
PDF  32 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LT8393EFE Datasheet(HTML) 8 Page - Analog Devices

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LT8393
8
Rev. A
For more information www.analog.com
TEMPERATURE (°C)
–50
4.85
5.10
5.05
5.00
4.95
4.90
5.15
25
50
75 100 125 150
8393 G10
–25
0
IINTVCC = 80mA
IINTVCC = 0mA
VIN (V)
0
4.85
5.10
5.05
5.00
4.95
4.90
5.15
30
40
50
60
8393 G11
10
20
IINTVCC = 20mA
TEMPERATURE (°C)
–50
3.2
3.9
3.8
3.7
3.6
3.5
3.4
3.3
4.0
50
75 100 125 150
8393 G12
–25
0
25
RISING
FALLING
TYPICAL PERFORMANCE CHARACTERISTICS
Switching Waveforms
(Buck Region)
Switching Waveforms
(Buck-Boost Region)
Switching Waveforms
(Boost Region)
LED Current vs VIN
VIN Shutdown Current
VIN Quiescent Current
2µs/DIV
VSW1
20V/DIV
VSW2
20V/DIV
IL
2A/DIV
8393 G04
VIN = 32V, VLED = 16V, ILED = 2A
2µs/DIV
VSW1
20V/DIV
VSW2
20V/DIV
IL
2A/DIV
8393 G05
VIN = 16V, VLED = 16V, ILED = 2A
2µs/DIV
VSW1
20V/DIV
VSW2
20V/DIV
IL
2A/DIV
8393 G06
VIN = 8V, VLED = 16V, ILED = 2A
INPUT VOLTAGE (V)
0
1.80
2.15
2.10
2.05
2.00
1.95
1.90
1.85
2.20
30
40
50
60
8393 G07
10
20
TEMPERATURE (°C)
–50
0.0
2.5
2.0
1.5
1.0
0.5
3.0
25
50
75 100 125 150
8393 G08
–25
0
VIN = 60V
VIN = 12V
VIN = 4V
TEMPERATURE (°C)
–50
0.0
2.5
2.0
1.5
1.0
0.5
3.0
25
50
75 100 125 150
8393 G09
–25
0
VIN = 60V
VIN = 12V
VIN = 4V
TA = 25°C, unless otherwise noted.
INTVCC Voltage vs Temperature
INTVCC Voltage vs VIN
INTVCC UVLO Threshold



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