Datasheet LTC3829 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 3-Phase, Single Output Synchronous Step-Down DC/DC Controller with Diffamp |
| 页数 / 页 | 40 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION … |
| 修订版 | E |
| 文件格式/大小 | PDF / 960 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
该数据表的模型线
文件文字版本
LTC3829
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... 40V to –0.3V ITH Voltage ..INTVCC to –0.3V Topside Driver Voltages (BOOSTn) ... 46V to –0.3V SENSE+n, SENSE–n... 5.7V to –0.3V Switch Voltage (SWn) ... 40V to –5V Operating Junction Temperature Range Boosted Driver Voltage (BOOSTn – SWn) .. 6V to –0.3V (Notes 2, 3) .. –45°C to 125°C INTVCC, PGOOD, RUN, EXTVCC ... 6V to –0.3V Storage Temperature Range .. –65°C to 125°C ITEMP, IFAST, VFB Pin Voltages ..INTVCC to –0.3V Lead Temperature (Soldering, 10 sec) (FE) ...300°C TK/SS, FREQ, DIFFP, DIFFN, DIFFOUT, ISET AVP, ILIM, MODE, PLLIN Voltages ...INTVCC to –0.3V
PIN CONFIGURATION
TOP VIEW TOP VIEW ITEMP 1 38 IFAST DIFFOUT 2 37 MODE AST DIFFOUT ITEMP IF MODE CLKOUT BOOST1 TG1 DIFFN 3 36 CLKOUT 38 37 36 35 34 33 32 DIFFP 4 35 BOOST1 DIFFN 1 31 SW1 RUN 5 34 TG1 DIFFP 2 30 BG1 AVP 6 33 SW1 RUN 3 29 BG2 SENSE1+ 7 32 BG1 AVP 4 28 SW2 SENSE1– 8 31 BG2 SENSE1+ 5 27 TG2 SENSE2+ 9 30 SW2 SENSE1– 6 26 BOOST2 39 SENSE2– 10 39 29 TG2 SENSE2+ 7 25 VIN TK/SS 11 28 BOOST2 SENSE2– 8 24 INTVCC FREQ 12 27 VIN TK/SS 9 23 EXTVCC SENSE3+ 13 26 INTVCC FREQ 10 22 BG3 SENSE3– 14 25 EXTVCC SENSE3+ 11 21 SW3 V 15 24 FB BG3 SENSE3– 12 20 TG3 I 16 23 TH SW3 13 14 15 16 17 18 19 ISET 17 22 TG3 V FB I TH ISET I LIM I 18 21 LIM BOOST3 PGOOD PLLIN BOOST3 PGOOD 19 20 PLLIN UHF PACKAGE 38-LEAD (5mm × 7mm) PLASTIC QFN FE PACKAGE TJMAX = 125°C, θJA = 34°C/W 38-LEAD PLASTIC TSSOP EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 25°C/W EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3829EUHF#PBF LTC3829EUHF#TRPBF 3829 38-Lead (5mm × 7mm) Plastic QFN –40°C to 125°C LTC3829IUHF#PBF LTC3829IUHF#TRPBF 3829 38-Lead (5mm × 7mm) Plastic QFN –40°C to 125°C LTC3829EFE#PBF LTC3829EFE#TRPBF LTC3829 38-Lead Plastic TSSOP –40°C to 125°C LTC3829IFE#PBF LTC3829IFE#TRPBF LTC3829 38-Lead Plastic TSSOP –40°C to 125°C Rev. E 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Application Package Description Revision History Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... 40V to –0.3V ITH Voltage ..INTVCC to –0.3V Topside Driver Voltages (BOOSTn) ... 46V to –0.3V SENSE+n, SENSE–n... 5.7V to –0.3V Switch Voltage (SWn) ... 40V to –5V Operating Junction Temperature Range Boosted Driver Voltage (BOOSTn – SWn) .. 6V to –0.3V (Notes 2, 3) .. –45°C to 125°C INTVCC, PGOOD, RUN, EXTVCC ... 6V to –0.3V Storage Temperature Range .. –65°C to 125°C ITEMP, IFAST, VFB Pin Voltages ..INTVCC to –0.3V Lead Temperature (Soldering, 10 sec) (FE) ...300°C TK/SS, FREQ, DIFFP, DIFFN, DIFFOUT, ISET AVP, ILIM, MODE, PLLIN Voltages ...INTVCC to –0.3V
PIN CONFIGURATION
TOP VIEW TOP VIEW ITEMP 1 38 IFAST DIFFOUT 2 37 MODE AST DIFFOUT ITEMP IF MODE CLKOUT BOOST1 TG1 DIFFN 3 36 CLKOUT 38 37 36 35 34 33 32 DIFFP 4 35 BOOST1 DIFFN 1 31 SW1 RUN 5 34 TG1 DIFFP 2 30 BG1 AVP 6 33 SW1 RUN 3 29 BG2 SENSE1+ 7 32 BG1 AVP 4 28 SW2 SENSE1– 8 31 BG2 SENSE1+ 5 27 TG2 SENSE2+ 9 30 SW2 SENSE1– 6 26 BOOST2 39 SENSE2– 10 39 29 TG2 SENSE2+ 7 25 VIN TK/SS 11 28 BOOST2 SENSE2– 8 24 INTVCC FREQ 12 27 VIN TK/SS 9 23 EXTVCC SENSE3+ 13 26 INTVCC FREQ 10 22 BG3 SENSE3– 14 25 EXTVCC SENSE3+ 11 21 SW3 V 15 24 FB BG3 SENSE3– 12 20 TG3 I 16 23 TH SW3 13 14 15 16 17 18 19 ISET 17 22 TG3 V FB I TH ISET I LIM I 18 21 LIM BOOST3 PGOOD PLLIN BOOST3 PGOOD 19 20 PLLIN UHF PACKAGE 38-LEAD (5mm × 7mm) PLASTIC QFN FE PACKAGE TJMAX = 125°C, θJA = 34°C/W 38-LEAD PLASTIC TSSOP EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 25°C/W EXPOSED PAD (PIN 39) IS SGND/PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3829EUHF#PBF LTC3829EUHF#TRPBF 3829 38-Lead (5mm × 7mm) Plastic QFN –40°C to 125°C LTC3829IUHF#PBF LTC3829IUHF#TRPBF 3829 38-Lead (5mm × 7mm) Plastic QFN –40°C to 125°C LTC3829EFE#PBF LTC3829EFE#TRPBF LTC3829 38-Lead Plastic TSSOP –40°C to 125°C LTC3829IFE#PBF LTC3829IFE#TRPBF LTC3829 38-Lead Plastic TSSOP –40°C to 125°C Rev. E 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Application Package Description Revision History Typical Application Related Parts