Datasheet

LT3045
2
Rev. B
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PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
IN Pin Voltage .........................................................±22V
EN/UV Pin Voltage ..................................................±22V
IN-to-EN/UV Differential..........................................±22V
PG Pin Voltage (Note 10) ...............................–0.3V, 22V
ILIM Pin Voltage (Note 10) ...............................–0.3V, 1V
PGFB Pin Voltage (Note 10) ...........................–0.3V, 22V
SET Pin Voltage (Note 10) ..............................–0.3V, 16V
SET Pin Current (Note 7) .................................... ±20mA
OUTS Pin Voltage (Note 10) ........................... –0.3V, 16V
OUTS Pin Current (Note 7) ................................. ±20mA
OUT Pin Voltage (Note 10) .............................–0.3V, 16V
(Note 1)
TOP VIEW
11
GND
DD PACKAGE
10-LEAD (3mm
×
3mm) PLASTIC DFN
10
9
6
7
8
4
5
3
2
1
OUT
OUTS
GND
SET
PGFB
IN
IN
EN/UV
PG
ILIM
T
JMAX
= 150°C, θ
JA
= 34°C/W, θ
JC
= 5.5°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
5
6
IN
IN
IN
EN/UV
PG
ILIM
12
11
10
9
8
7
OUT
OUT
OUTS
GND
SET
PGFB
TOP VIEW
MSE PACKAGE
12-LEAD PLASTIC MSOP
13
GND
T
JMAX
= 150°C, θ
JA
= 33°C/W, θ
JC
= 8°C/W
EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3045EDD#PBF LT3045EDD#TRPBF LGYP 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C
LT3045IDD#PBF LT3045IDD#TRPBF LGYP 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C
LT3045HDD#PBF LT3045HDD#TRPBF LGYP
10-Lead (3mm × 3mm) Plastic DFN
–40°C to 150°C
LT3045MPDD#PBF LT3045MPDD#TRPBF LYGP 10-Lead (3mm × 3mm) Plastic DFN –55°C to 150°C
LT3045EMSE#PBF LT3045EMSE#TRPBF 3045 12-Lead Plastic MSOP –40°C to 125°C
LT3045IMSE#PBF LT3045IMSE#TRPBF 3045 12-Lead Plastic MSOP –40°C to 125°C
LT3045HMSE#PBF LT3045HMSE#TRPBF 3045 12-Lead Plastic MSOP –40°C to 150°C
Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
OUT-to-OUTS Differential (Note 14) ....................... ±1.2V
IN-to-OUT Differential .............................................±22V
IN-to-OUTS Differential ........................................... ±22V
Output Short-Circuit Duration .......................... Indefinite
Operating Junction Temperature Range (Note 9)
E-Grade, I-Grade
............................... –40°C to 125°C
H-Grade,
........................................... –40°C to 150°C
MP-Grade (Note 15) ........................... –55°C to 150°C
Storage Temperature Range
.............. –65°C to 150°C
Lead Temperature (Soldering, 10 Sec)
MSE Package ................................................... 300°C
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