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LTC3619BEDD-PBF Datasheet(PDF) 2 Page - Linear Technology

Part # LTC3619BEDD-PBF
Description  400mA/800mA Synchronous Step-Down DC/DC with Average Input Current Limit
Download  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3619BEDD-PBF Datasheet(HTML) 2 Page - Linear Technology

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LTC3619B

3619bfa
absoluTe MaxiMuM raTings
Input Supply Voltage (VIN)............................. –0.3 to 6V
VFB1, VFB2 ........................................–0.3V to VIN + 0.3V
RUN1, RUN2, RLIM.......................... –0.3V to VIN + 0.3V
SW1, SW2........................................ –0.3V to VIN + 0.3V
PGOOD1, PGOOD2........................... –0.3V to VIN + 0.3V
P-channel SW Source Current (DC) (Note 2)
Channel 1........................................................ 600mA
Channel 2................................................................1A
N-channel SW Source Current (DC) (Note 2)
Channel 1........................................................ 600mA
Channel 2................................................................1A
(Note 1)
TOP VIEW
DD PACKAGE
10-LEAD (3mm 3mm) PLASTIC DFN
10
9
6
7
8
4
5
3
2
1
VFB2
RUN2
PGOOD2
SW2
VIN
VFB1
RUN1
RLIM
PGOOD1
SW1
11
GND
TJMAX = 125°C, θJA = 40°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
5
VFB1
RUN1
RLIM
PGOOD1
SW1
10
9
8
7
6
VFB2
RUN2
PGOOD2
SW2
VIN
TOP VIEW
MSE PACKAGE
10-LEAD PLASTIC MSOP
11
GND
TJMAX = 125°C, θJA = 45°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
pin conFiguraTion
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
VIN Operating Voltage Range
l
2.5
5.5
V
VUV
VIN Undervoltage Lockout
VIN Low to High
l
2.1
2.5
V
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3619BEDD#PBF
LTC3619BEDD#TRPBF
LFFH
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 125°C
LTC3619BIDD#PBF
LTC3619BIDD#TRPBF
LFFH
10-Lead (3mm
× 3mm) Plastic DFN
–40°C to 125°C
LTC3619BEMSE#PBF
LTC3619BEMSE#TRPBF
LTFFJ
10-Lead Plastic MSOP
–40°C to 125°C
LTC3619BIMSE#PBF
LTC3619BIMSE#TRPBF
LTFFJ
10-Lead Plastic MSOP
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
Peak SW Source and Sink Current (Note 2)
Channel 1........................................................ 900mA
Channel 2............................................................. 2.7A
Operating Junction Temperature Range
(Notes 3, 6, 8)........................................–40 to 125°C
Storage Temperature Range .................. –65°C to 125°C
Lead Temperature (Soldering, 10 sec)
MSOP Package .................................................300°C
Reflow Peak Body Temperature ............................260°C
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating
junction temperature range, otherwise specifications are at TA = 25°C (Note 3)


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