Datasheet LTC7801 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | 150V Low IQ, Synchronous Step-Down DC/DC Controller |
| Pages / Page | 38 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION … |
| Revision | A |
| File Format / Size | PDF / 4.1 Mb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING
Model Line for this Datasheet
Text Version of Document
LTC7801
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 150V DRVSET, CPUMP_EN Voltages ... –0.3V to 6V Top Side Driver Voltage BOOST ... –0.3V to 150V NDRV ... (Note 9) Switch Voltage (SW) ... –5V to 150V EXTVCC Voltage ... –0.3V to 14V DRVCC, (BOOST-SW) Voltages ..–0.3V to 11V ITH, VFB Voltages ... –0.3V to 6V BG, TG ... (Note 8) SS, OVLO Voltages .. –0.3V to 6V RUN Voltage... –0.3V to 150V Operating Junction Temperature Range (Notes 2, 3) SENSE+, SENSE– Voltages ... –0.3V to 65V LTC7801E, LTC7801I .. –40°C to 125°C PLLIN, PGOOD Voltages .. –0.3V to 6V LTC7801H .. –40°C to 150°C MODE, DRVUV Voltages .. –0.3V to 6V Storage Temperature Range .. –65°C to 150°C FREQ Voltage ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW TOP VIEW SENSE– 1 24 SENSE+ – + CC SS 2 23 OVLO SS SENSE SENSE OVLO INTV V 3 22 FB INTVCC 24 23 22 21 20 ITH 4 21 RUN VFB 1 19 RUN ITH 2 18 MODE 5 20 EXTV EXTVCC CC MODE 3 17 V GND 6 19 V IN IN 25 GND 4 25 16 NDRV CRUMP_EN 7 18 NDRV CPUMP_EN 5 15 DRVCC PLLIN 8 17 DRVCC PLLIN 6 14 BG PGOOD 9 16 BG PGOOD 7 13 BOOST FREQ 10 15 BOOST 8 9 10 11 12 DRVSET 11 14 SW TG SW FREQ DRVUV 12 13 TG DRVSET DRVUV FE PACKAGE UFD PACKAGE 24-LEAD PLASTIC TSSOP 24-LEAD (4mm × 5mm) PLASTIC QFN T T JMAX = 150°C, θJA = 33°C/W JMAX = 150°C, θJA = 43°C/W EXPOSED PAD (PIN 25) IS GND, MUST BE EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB FOR RATED ELECTRICAL AND SOLDERED TO PCB FOR RATED ELECTRICAL AND THERMAL CHARACTERISTICS THERMAL CHARACTERISTICS
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC7801EFE#PBF LTC7801EFE#TRPBF LTC7801FE 24-Lead Plastic TSSOP –40°C to 125°C LTC7801IFE#PBF LTC7801IFE#TRPBF LTC7801FE 24-Lead Plastic TSSOP –40°C to 125°C LTC7801HFE#PBF LTC7801HFE#TRPBF LTC7801FE 24-Lead Plastic TSSOP –40°C to 150°C LTC7801EUFD#PBF LTC7801EUFD#TRPBF 7801 24-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC7801IUFD#PBF LTC7801IUFD#TRPBF 7801 24-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC7801HUFD#PBF LTC7801HUFD#TRPBF 7801 24-Lead (4mm × 5mm) Plastic QFN –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. Rev. A 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 Applications Package Description Revision History Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 150V DRVSET, CPUMP_EN Voltages ... –0.3V to 6V Top Side Driver Voltage BOOST ... –0.3V to 150V NDRV ... (Note 9) Switch Voltage (SW) ... –5V to 150V EXTVCC Voltage ... –0.3V to 14V DRVCC, (BOOST-SW) Voltages ..–0.3V to 11V ITH, VFB Voltages ... –0.3V to 6V BG, TG ... (Note 8) SS, OVLO Voltages .. –0.3V to 6V RUN Voltage... –0.3V to 150V Operating Junction Temperature Range (Notes 2, 3) SENSE+, SENSE– Voltages ... –0.3V to 65V LTC7801E, LTC7801I .. –40°C to 125°C PLLIN, PGOOD Voltages .. –0.3V to 6V LTC7801H .. –40°C to 150°C MODE, DRVUV Voltages .. –0.3V to 6V Storage Temperature Range .. –65°C to 150°C FREQ Voltage ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW TOP VIEW SENSE– 1 24 SENSE+ – + CC SS 2 23 OVLO SS SENSE SENSE OVLO INTV V 3 22 FB INTVCC 24 23 22 21 20 ITH 4 21 RUN VFB 1 19 RUN ITH 2 18 MODE 5 20 EXTV EXTVCC CC MODE 3 17 V GND 6 19 V IN IN 25 GND 4 25 16 NDRV CRUMP_EN 7 18 NDRV CPUMP_EN 5 15 DRVCC PLLIN 8 17 DRVCC PLLIN 6 14 BG PGOOD 9 16 BG PGOOD 7 13 BOOST FREQ 10 15 BOOST 8 9 10 11 12 DRVSET 11 14 SW TG SW FREQ DRVUV 12 13 TG DRVSET DRVUV FE PACKAGE UFD PACKAGE 24-LEAD PLASTIC TSSOP 24-LEAD (4mm × 5mm) PLASTIC QFN T T JMAX = 150°C, θJA = 33°C/W JMAX = 150°C, θJA = 43°C/W EXPOSED PAD (PIN 25) IS GND, MUST BE EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB FOR RATED ELECTRICAL AND SOLDERED TO PCB FOR RATED ELECTRICAL AND THERMAL CHARACTERISTICS THERMAL CHARACTERISTICS
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC7801EFE#PBF LTC7801EFE#TRPBF LTC7801FE 24-Lead Plastic TSSOP –40°C to 125°C LTC7801IFE#PBF LTC7801IFE#TRPBF LTC7801FE 24-Lead Plastic TSSOP –40°C to 125°C LTC7801HFE#PBF LTC7801HFE#TRPBF LTC7801FE 24-Lead Plastic TSSOP –40°C to 150°C LTC7801EUFD#PBF LTC7801EUFD#TRPBF 7801 24-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC7801IUFD#PBF LTC7801IUFD#TRPBF 7801 24-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC7801HUFD#PBF LTC7801HUFD#TRPBF 7801 24-Lead (4mm × 5mm) Plastic QFN –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. Rev. A 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 Applications Package Description Revision History Typical Application Related Parts
