LT3599FE Просмотр технического описания (PDF) - Linear Technology
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LT3599FE Datasheet PDF : 26 Pages
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LT3599
Absolute Maximum Ratings (Note 1)
VIN, SHDN/UVLO, OPENLED, SHORTLED...................30V
SHDN/UVLO Pin Above VIN..........................................3V
SW.............................................................................45V
VOUT, VO_SW...............................................................45V
LED1, LED2, LED3, LED4...........................................45V
PWM, SYNC, CTRL, FB, TSET, DISABLE4.....................6V
VC, SS..........................................................................3V
VREF, RT, ISET...............................................................2V
Operating Junction Temperature Range (Note 2)
LT3599E/LT3599I............................... –40°C to 125°C
LT3599H............................................. –40°C to 150°C
Maximum Junction Temperature
LT3599E/LT3599I.............................................. 125°C
LT3599H............................................................ 150°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, sec) (Note 5).......... 300°C
Pin Configuration
TOP VIEW
SW 1
28 VIN
VOUT 2
VO_SW 3
LED1 4
27 SHDN/UVLO
26 NC
25 GND
LED2 5
24 VREF
LED3 6
23 SS
29
LED4 7
22 RT
DISABLE4 8
21 PWM
SHORTLED 9
20 NC
NC 10
19 SYNC
OPENLED 11
18 NC
NC 12
17 TSET
ISET 13
CTRL 14
16 FB
15 VC
FE PACKAGE
28-LEAD PLASTIC TSSOP
TJMAX = 150°C, θJA = 28°C/W , θJC = 10°C/W
EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB
TOP VIEW
32 31 30 29 28 27 26 25
VOUT 1
VO_SW 2
24 NC
23 NC
LED1 3
22 GND
LED2 4
LED3 5
33
21 VREF
20 SS
LED4 6
DISABLE4 7
SHORTLED 8
19 RT
18 PWM
17 SYNC
9 10 11 12 13 14 15 16
UH PACKAGE
32-LEAD (5mm × 5mm) PLASTIC QFN
TJMAX = 125°C, θJA = 34°C/W
EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
Order Information
LEAD FREE FINISH
LT3599EFE#PBF
LT3599IFE#PBF
TAPE AND REEL
LT3599EFE#TRPBF
LT3599IFE#TRPBF
PART MARKING*
LT3599FE
LT3599FE
PACKAGE DESCRIPTION
28-Lead Plastic TSSOP
28-Lead Plastic TSSOP
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
LT3599HFE#PBF
LT3599HFE#TRPBF
LT3599FE
28-Lead Plastic TSSOP
–40°C to 150°C
LT3599EUH#PBF
LT3599EUH#TRPBF
3599
32-Lead (5mm × 5mm) Plastic QFN –40°C to 125°C
LT3599IUH#PBF
LT3599IUH#TRPBF
3599
32-Lead (5mm × 5mm) Plastic QFN –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/. Some packages are available in 500 unit reels through
designated sales channels with #TRMPBF suffix.
3599ff
2
For more information www.linear.com/LT3599
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