LT8580
28
8580fa
For more information www.linear.com/LT8580
550kHz SEPIC Converter Generates 24V from 15V to 30V Input
Transient Response with 100mA to 225mA
to 100mA Output Load Step (V
IN
= 24V)
Typical applicaTions
Efficiency and Power Loss
(V
IN
= 24V)
LOAD CURRENT (mA)
0
10
EFFICIENCY (%)
POWER LOSS (mW)
30
20
40
50
200
90
8580 TA06b
150 25050 100 300
60
70
80
200
800
1100
1400
950
500
350
650
1250
EFFICIENCY
POWER LOSS
V
OUT
500mV/DIV
AC-COUPLED
I
STEP
100mA/DIV
I
L1
+ I
L2
500mA/DIV
100µs/DIV
8580 TA06c
C
OUT
4.7µF
V
OUT
24V
195mA (V
IN
= 15V)
300mA (V
IN
= 24V)
L1
47µH
L2
47µH
C1
F
D1
274k
V
IN
15V TO 30V
V
IN
SW
8580 TA06a
LT8580
1M
12.7k
154k
SHDN
GND
FBX
VCSYNC
SSRT
3.3nF
22pF
0.1µF
C
IN
2.2µF
L1, L2: COILCRAFT 47µH MSD7342-473
D1: DIODES INC. DFLS1100
C
IN
: 2.2µF, 35V, 0805, X7R
C
OUT
: 4.7µF, 35V, 1206, X7R
C1: 1µF, 100V, 0805, X7S
LT8580
29
8580fa
For more information www.linear.com/LT8580
3.00 ±0.10
(4 SIDES)
NOTE:
1. DRAWING TO BE MADE A JEDEC PACKAGE OUTLINE M0-229 VARIATION OF (WEED-1)
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 TOP AND BOTTOM OF PACKAGE
0.40 ±0.10
BOTTOM VIEW—EXPOSED PAD
1.65 ±0.10
(2 SIDES)
0.75 ±0.05
R = 0.125
TYP
2.38 ±0.10
14
85
PIN 1
TOP MARK
(NOTE 6)
0.200 REF
0.00 – 0.05
(DD8) DFN 0509 REV C
0.25 ±0.05
2.38 ±0.05
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
1.65 ±0.05
(2 SIDES)2.10 ±0.05
0.50
BSC
0.70 ±0.05
3.5 ±0.05
PACKAGE
OUTLINE
0.25 ±0.05
0.50 BSC
DD Package
8-Lead Plastic DFN (3mm × 3mm)
(Reference LTC DWG # 05-08-1698 Rev C)
package DescripTion
Please refer to http://www.linear.com/product/LT8580#packaging for the most recent package drawings.
LT8580
30
8580fa
For more information www.linear.com/LT8580
package DescripTion
MSOP (MS8E) 0213 REV K
0.53 ±0.152
(.021 ±.006)
SEATING
PLANE
NOTE:
1. DIMENSIONS IN MILLIMETER/(INCH)
2. DRAWING NOT TO SCALE
3. DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS.
MOLD FLASH, PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
4. DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.152mm (.006") PER SIDE
5. LEAD COPLANARITY (BOTTOM OF LEADS AFTER FORMING) SHALL BE 0.102mm (.004") MAX
6. EXPOSED PAD DIMENSION DOES INCLUDE MOLD FLASH. MOLD FLASH ON E-PAD
SHALL NOT EXCEED 0.254mm (.010") PER SIDE.
0.18
(.007)
0.254
(.010)
1.10
(.043)
MAX
0.22 – 0.38
(.009 – .015)
TYP
0.86
(.034)
REF
0.65
(.0256)
BSC
0° – 6° TYP
DETAIL “A”
DETAIL “A”
GAUGE PLANE
1 2
3
4
4.90 ±0.152
(.193 ±.006)
8
8
1
BOTTOM VIEW OF
EXPOSED PAD OPTION
7
6
5
3.00 ±0.102
(.118 ±.004)
(NOTE 3)
3.00 ±0.102
(.118 ±.004)
(NOTE 4)
0.52
(.0205)
REF
1.68
(.066)
1.88
(.074)
5.10
(.201)
MIN
3.20 – 3.45
(.126 – .136)
1.68 ±0.102
(.066 ±.004)
1.88 ±0.102
(.074 ±.004)
0.889 ±0.127
(.035 ±.005)
RECOMMENDED SOLDER PAD LAYOUT
0.65
(.0256)
BSC
0.42 ±0.038
(.0165 ±.0015)
TYP
0.1016 ±0.0508
(.004 ±.002)
DETAIL “B”
DETAIL “B”
CORNER TAIL IS PART OF
THE LEADFRAME FEATURE.
FOR REFERENCE ONLY
NO MEASUREMENT PURPOSE
0.05 REF
0.29
REF
MS8E Package
8-Lead Plastic MSOP, Exposed Die Pad
(Reference LTC DWG # 05-08-1662 Rev K)
Please refer to http://www.linear.com/product/LT8580#packaging for the most recent package drawings.

LT8580EMS8E#TRPBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators Boost/SEPIC/Inverting DC/DC Converter with 1A, 60V Switch, Soft-Start and Synchronization
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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