LT3590
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Voltage (V
IN
) ..................................... –0.3V to 55V
LED Voltage ............................................... –0.3V to 55V
CTRL Voltage ................................................. 0V to 6.0V
VREG Voltage ................................................. 0V to 4.0V
Operating Junction Temperature Range
(Note 2) ...............................................– 40°C to 85°C
Maximum Junction Temperature........................... 125°C
Storage Temperature Range...................– 65°C to 150°C
Lead Temperature (Soldering, 10 sec)
SC 8 Package Only ............................................ 300°C
PIN CONFIGURATION
TOP VIEW
CTRL 1
GND 2
SW 3
7
6 VREG
5 LED
4 V
IN
SW 1
GND 2
GND 3
GND 4
TOP VIEW
8 V
IN
7 LED
6 VREG
5 CTRL
DC PACKAGE
6-LEAD (2mm
×
2mm) PLASTIC DFN
T
JMAX
= 125°C,
θ
JA
= 65°C/W TO 85°C/W,
θ
JC
= 20°C/W
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
SC8 PACKAGE
8-LEAD PLASTIC SC70
T
JMAX
= 125°C,
θ
JA
= 75°C/W TO 95°C/W
ORDER INFORMATION
LEAD FREE FINISH
LT3590EDC#PBF
LT3590ESC8#PBF
TAPE AND REEL
LT3590EDC#TRPBF
LT3590ESC8#TRPBF
PART MARKING
LCNZ
LCPB
PACKAGE DESCRIPTION
6-Lead (2mm × 2mm) Plastic DFN
8-Lead Plastic SC70
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
3590f
2
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