LT3590
13
3590f
LED CURRENT (mA)
0
EFFICIENCY (%)
55
60
65
30
50
50
45
40
10 20 40
70
75
80
3590 TA05b
12V
24V
Conversion Effi ciency
TYPICAL APPLICATIONS
V
IN
12V OR 24V
CONTROL
>1.5V
CTRL
V
IN
R1
4
Ω
50mA
LT3590
VREG SW
LED
GND
C2
2.2μF
C3
0.1μF
C1
F
3590 TA05a
L1
220μH
12V or 24V Supply for a Single LED, 50mA Current
Conversion Effi ciency
48V Supply for Two Strings of 10 LEDs, 25mA Current
V
IN
48V
CONTROL
>1.5V
CTRL
V
IN
R1
25mA
LT3590
VREG SW
LED
GND
C2
F
C3
0.1μF
C1
F
3590 TA06a
L1
470μH
25mA
Conversion Effi ciency
12V Supply for a 3 LED String, 50mA Current
V
IN
12V
CONTROL
>1.5V
L1: MURATA LQH32CN-221
CTRL
V
IN
R1
4
Ω
50mA
LT3590
VREG SW
LED
GND
C2
F
C3
0.1μF
C1
F
3590 TA07a
L1
220μH
LED CURRENT (mA)
0
40
EFFECIENCY (%)
50
60
70
80
90
100
5101520
3590 TA06b
25
LED CURRENT (mA)
0
EFFICIENCY (%)
70
80
90
30
50
60
50
40
10 20 40
100
3590 TA07b
LT3590
14
3590f
PACKAGE DESCRIPTION
DC Package
6-Lead Plastic DFN (2mm × 2mm)
(Reference LTC DWG # 05-08-1703)
2.00 ±0.10
(4 SIDES)
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WCCD-2)
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
TOP AND BOTTOM OF PACKAGE
0.38 ± 0.05
BOTTOM VIEW—EXPOSED PAD
0.56 ± 0.05
(2 SIDES)
0.75 ±0.05
R = 0.115
TYP
1.37 ±0.05
(2 SIDES)
1
3
64
PIN 1 BAR
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DC6) DFN 1103
0.25 ± 0.05
1.42 ±0.05
(2 SIDES)
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
0.61 ±0.05
(2 SIDES)
1.15 ±0.05
0.675 ±0.05
2.50 ±0.05
PACKAGE
OUTLINE
0.25 ± 0.05
0.50 BSC
0.50 BSC
PIN 1
CHAMFER OF
EXPOSED PAD
LT3590
15
3590f
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
PACKAGE DESCRIPTION
SC8 Package
8-Lead Plastic SC70
(Reference LTC DWG # 05-08-1639 Rev Ø)
1.15 – 1.35
(NOTE 4)
1.80 – 2.40
0.15 – 0.27
8 PLCS (NOTE 3)
SC8 SC70 0905 REV Ø
1.80 – 2.20
(NOTE 4)
0.50 BSC
PIN 1
PIN 8
0.80 – 1.00
1.00 MAX
0.00 – 0.10
REF
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH
AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. DETAILS OF THE PIN 1 IDENTIFIER ARE OPTIONAL,
BUT MUST BE LOCATED WITHIN THE INDEX AREA
7. EIAJ PACKAGE REFERENCE IS EIAJ SC-70 AND JEDEC MO-203
VARIATION BA
2.8 BSC
0.30
MAX
0.50
REF
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
1.8 REF
1.00 REF
INDEX AREA
(NOTE 6)
0.10 – 0.18
(NOTE 3)
0.26 – 0.46
GAUGE PLANE
0.15 BSC
0.10 – 0.40

LT3590ESC8#TRPBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
LED Lighting Drivers 48V LED Driver in SC70
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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