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LTC3826_15 Datasheet, PDF (2/36 Pages) Linear Technology – 30A IQ, Dual, 2-Phase Synchronous Step-Down Controller | |||
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LTC3826
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Supply Voltage (VIN) ......................... 36V to â0.3V
Top Side Driver Voltages
(BOOST1, BOOST2) ............................... 42V to â0.3V
Switch Voltage (SW1, SW2) ......................... 36V to â5V
(BOOST1-SW1), (BOOST2-SW2) ............. 8.5V to â0.3V
RUN1, RUN2 ............................................... 7V to â0.3V
SENSE1+, SENSE2+, SENSE1â,
SENSE2â Voltages ................................ 11V to â0.3V
PLLIN/MODE, PLLLPF, Voltages ........... INTVCC to â0.3V
PHASMD, FOLDDIS, TRACK/SS1, TRACK/SS2
Voltages ........................................... INTVCC to â0.3V
EXTVCC ...................................................... 10V to â0.3V
ITH1, ITH2, VFB1, VFB2 Voltages ................. 2.7V to â0.3V
PGOOD1, PGOOD2 Voltages ..................... 8.5V to â0.3V
Peak Output Current <10μs (TG1, TG2, BG1, BG2).....3A
Operating Temperature Range (Note 2).... â40°C to 85°C
Junction Temperature (Note 3) ............................. 125°C
Storage Temperature Range .................. â65°C to 125°C
PIN CONFIGURATION
TOP VIEW
32 31 30 29 28 27 26 25
SENSE1â 1
24 BOOST1
PLLLPF 2
23 BG1
PHASMD 3
CLKOUT 4
PLLIN/MODE 5
SGND 6
RUN1 7
22 VIN
21 PGND
33
20 EXTVCC
19 INTVCC
18 BG2
RUN2 8
17 BOOST2
9 10 11 12 13 14 15 16
UH PACKAGE 32-LEAD (5mm s 5mm) PLASTIC QFN
TJMAX = 125°C, QJA = 34°C/W
EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3826EUH#PBF
LTC3826EUH#TRPBF 3826
32-Lead (5mm à 5mm) Plastic QFN
â40°C to 85°C
LTC3826IUH#PBF
LTC3826IUH#TRPBF
3826
32-Lead (5mm à 5mm) Plastic QFN
â40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3826EUH
LTC3826EUH#TR
3826
32-Lead (5mm à 5mm) Plastic QFN
â40°C to 85°C
LTC3826IUH
LTC3826IUH#TR
3826
32-Lead (5mm à 5mm) Plastic QFN
â40°C to 85°C
Consult LTC Marketing for parts speciï¬ed with wider operating temperature ranges. *The temperature grade is identiï¬ed by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speciï¬cations, go to: http://www.linear.com/tapeandreel/
3826fc
2
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