LTC3127 Linear Technology, LTC3127 Datasheet - Page 2

• Manufacturer Part Number: LTC3127
• Description: 1A Buck-Boost DC/DC Converter
• Manufacturer: Linear Technology

absoluTe MaxiMuM raTings
LTC3127
V
SW1, SW2 DC Voltage ................................... –0.3 to 6V
SW1, SW2 Pulsed (<100ns) Voltage .............. –0.3 to 7V
MODE, FB, V
SHDN Voltage ............................................... –0.3 to 6V
pin conFiguraTion
orDer inForMaTion
LEAD FREE FINISH
LTC3127EDD#PBF
LTC3127EMSE#PBF
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:

IN
, V
OUT
Voltage .......................................... –0.3 to 6V
EXPOSED PAD (PIN 11) IS PGND, MUST BE SOLDERED TO PCB
C
Voltage .................................... –0.3 to 6V
MODE
SHDN
PROG
SW1
10-LEAD (3mm 3mm) PLASTIC DFN
T
V
JMAX
IN
1
2
3
4
5
= 125°C, θ
TAPE AND REEL
LTC3127EDD#TRPBF
LTC3127EMSE#TRPBF
DD PACKAGE
TOP VIEW
PGND
11
JA
= 43°C/W (NOTE 6)
10
9
8
7
6
SW2
V
V
FB
SGND
OUT
C
http://www.linear.com/leadfree/
PART MARKING
LDYD
3127
http://www.linear.com/tapeandreel/
(Note 1)
PROG Voltage ................................................ –0.3 to 6V
Operating Junction Temperature Range
(Note 2) ....................................................–40°C to 85°C
Maximum Junction Temperature (Note 5) ........... 125°C
Storage Temperature Range .................. –65°C to 125°C
PACKAGE DESCRIPTION
10-Lead (3mm × 3mm) Plastic DFN
12-Lead Plastic MSOP
EXPOSED PAD (PIN 11) IS PGND, MUST BE SOLDERED TO PCB
MODE
PGND
SHDN
PROG
SW1
V
T
IN
JMAX
1
2
3
4
5
6
12-LEAD PLASTIC MSOP
= 125°C, θ
MSE PACKAGE
TOP VIEW
PGND
JA
13
= 40°C/W (NOTE 6)
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12
11
10
9
8
7
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
PGND
SW2
V
V
FB
SGND
OUT
C
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