LTC3614_15 Datasheet, PDF (2/30 Pages) Linear Technology – 4A, 4MHz Monolithic Synchronous Step-Down DC/DC Converter

LTC3614
Absolute Maximum Ratings
(Note 1)
PV_IN, SV_IN Voltages...................................... –0.3V to 6V
SW Voltage.................................. –0.3V to (PV_IN + 0.3V)
ITH, RT/SYNC Voltages................ –0.3V to (SV_IN + 0.3V)
SRLIM, TRACK/SS Voltages........ –0.3V to (SV_IN + 0.3V)
MODE, RUN, V_FB Voltages........... –0.3V to (SV_IN + 0.3V)
PGOOD Voltage............................................. –0.3V to 6V
Operating Junction Temperature Range
(Notes 2, 11)........................................... –55°C to 150°C
Storage Temperature.............................. –65°C to 150°C
Pin Configuration
TOP VIEW
24 23 22 21
SRLIM/DDR 1
RT/SYNC 2
SGND 3
PV_IN 4
SW 5
SW 6
SW 7
SW 8
25
PGND
20 PGOOD
19 RUN
18 SV_IN
17 PV_IN
16 SW
15 SW
14 SW
13 SW
9 10 11 12
UDD PACKAGE
24-LEAD (3mm × 5mm) PLASTIC QFN
T_JMAX = 150°C, θ_JA = 38°C/W
EXPOSED PAD (PIN 25) IS PGND, MUST BE SOLDERED TO PCB
order information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3614EUDD#PBF
LTC3614EUDD#TRPBF LFVM
24-Lead (3mm × 5mm) Plastic QFN –40°C to 125°C
LTC3614IUDD#PBF
LTC3614IUDD#TRPBF LFVM
24-Lead (3mm × 5mm) Plastic QFN –40°C to 125°C
LTC3614HUDD#PBF
LTC3614HUDD#TRPBF LFVM
24-Lead (3mm × 5mm) Plastic QFN –40°C to 150°C
LTC3614MPUDD#PBF
LTC3614MPUDD#TRPBF LFVM
24-Lead (3mm × 5mm) Plastic QFN –55°C to 150°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/
3614fc
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For more information www.linear.com/LTC3614