Datasheet LTC3773 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | Triple Output Synchronous 3-Phase DC/DC Controller with Up/Down Tracking |
| Pages / Page | 32 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATIONS. ORDERING … |
| File Format / Size | PDF / 485 Kb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATIONS. ORDERING INFORMATION. LEAD FREE FINISH. TAPE AND REEL. PART MARKING
Model Line for this Datasheet
Text Version of Document
LTC3773
ABSOLUTE MAXIMUM RATINGS (Note 1)
Topside Driver Voltage (BOOSTn) .. 42V to –0.3V Extended Commercial Operating Switch Voltage (SWn) ... 36V to –1V Temperature Range (Note 2) ..–40°C to 85°C Boosted Driver Voltage (BOOSTn – SWn) .. 7V to –0.3V Junction Temperature (Note 2) ... 125°C Supply Voltages (VCC, VDR) ..7V to –0.3V Storage Temperature Range ...–65°C to 125°C PGOOD, PHASEMD, PLLFLTR, PLLIN/FC, SDBn, Lead Temperature (Soldering, 10 sec) TRACKn, VFBn ...(VCC + 0.3V) to –0.3V G Package ... 300°C SENSE+n, SENSE–n .. (1.1 • VCC) to –0.3V Peak Body Temperature UHF Package... 240°C ITHn Voltage ...2.7V to –0.3V
PIN CONFIGURATIONS
TOP VIEW TOP VIEW – + SENSE1+ 1 36 PHASEMD SENSE1– 2 35 PGOOD SDB3 SDB2 SDB1 SENSE1 SENSE1 PHASEMD PGOOD SDB 3 34 BOOST1 38 37 36 35 34 33 32 TRACK1 4 33 TG1 TRACK1 1 31 BOOST1 V 5 32 SW1 FB1 VFB1 2 30 TG1 I 6 31 SW2 TH1 ITH1 3 29 SW1 SGND 7 30 TG2 SGND 4 28 SW2 I 8 29 BOOST2 TH2 I 9 28 BOOST3 ITH2 5 27 TG2 TH3 V 10 27 TG3 ITH3 6 26 BOOST2 FB2 39 V 11 26 SW3 FB3 VFB2 7 25 BOOST3 TRACK2 12 25 BG1 VFB3 8 24 TG3 TRACK3 13 24 BG2 TRACK2 9 23 SW3 SENSE2– 14 23 VDR TRACK3 10 22 BG1 SENSE2+ 15 22 PGND SENSE2– 11 21 BG2 SENSE3– 16 21 BG3 SENSE2+ 12 20 VDR SENSE3+ 17 20 PLLIN/FC 13 14 15 16 17 18 19 V 18 19 CC PLLFLTR – + V CC G PACKAGE BG3 36-LEAD PLASTIC SSOP SENSE3 SENSE3 PLLFLTR PLLIN/FC CLKOUT T UHF PACKAGE JMAX = 125°C, θJA = 95°C/W 38-LEAD (5mm × 7mm) PLASTIC QFN EXPOSED PAD IS PGND (PIN 39), MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 34°C/W
ORDERING INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3773EG#PBF LTC3773EG#TRPBF 36-Lead Plastic SSOP –40°C to 85°C LTC3773EUHF#PBF LTC3773EUHF#TRPBF 3773E 38-Lead (5mm x 7mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3773fb 2
ABSOLUTE MAXIMUM RATINGS (Note 1)
Topside Driver Voltage (BOOSTn) .. 42V to –0.3V Extended Commercial Operating Switch Voltage (SWn) ... 36V to –1V Temperature Range (Note 2) ..–40°C to 85°C Boosted Driver Voltage (BOOSTn – SWn) .. 7V to –0.3V Junction Temperature (Note 2) ... 125°C Supply Voltages (VCC, VDR) ..7V to –0.3V Storage Temperature Range ...–65°C to 125°C PGOOD, PHASEMD, PLLFLTR, PLLIN/FC, SDBn, Lead Temperature (Soldering, 10 sec) TRACKn, VFBn ...(VCC + 0.3V) to –0.3V G Package ... 300°C SENSE+n, SENSE–n .. (1.1 • VCC) to –0.3V Peak Body Temperature UHF Package... 240°C ITHn Voltage ...2.7V to –0.3V
PIN CONFIGURATIONS
TOP VIEW TOP VIEW – + SENSE1+ 1 36 PHASEMD SENSE1– 2 35 PGOOD SDB3 SDB2 SDB1 SENSE1 SENSE1 PHASEMD PGOOD SDB 3 34 BOOST1 38 37 36 35 34 33 32 TRACK1 4 33 TG1 TRACK1 1 31 BOOST1 V 5 32 SW1 FB1 VFB1 2 30 TG1 I 6 31 SW2 TH1 ITH1 3 29 SW1 SGND 7 30 TG2 SGND 4 28 SW2 I 8 29 BOOST2 TH2 I 9 28 BOOST3 ITH2 5 27 TG2 TH3 V 10 27 TG3 ITH3 6 26 BOOST2 FB2 39 V 11 26 SW3 FB3 VFB2 7 25 BOOST3 TRACK2 12 25 BG1 VFB3 8 24 TG3 TRACK3 13 24 BG2 TRACK2 9 23 SW3 SENSE2– 14 23 VDR TRACK3 10 22 BG1 SENSE2+ 15 22 PGND SENSE2– 11 21 BG2 SENSE3– 16 21 BG3 SENSE2+ 12 20 VDR SENSE3+ 17 20 PLLIN/FC 13 14 15 16 17 18 19 V 18 19 CC PLLFLTR – + V CC G PACKAGE BG3 36-LEAD PLASTIC SSOP SENSE3 SENSE3 PLLFLTR PLLIN/FC CLKOUT T UHF PACKAGE JMAX = 125°C, θJA = 95°C/W 38-LEAD (5mm × 7mm) PLASTIC QFN EXPOSED PAD IS PGND (PIN 39), MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 34°C/W
ORDERING INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3773EG#PBF LTC3773EG#TRPBF 36-Lead Plastic SSOP –40°C to 85°C LTC3773EUHF#PBF LTC3773EUHF#TRPBF 3773E 38-Lead (5mm x 7mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3773fb 2
