Datasheet LTC7803 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 40V Low IQ, 3MHz Synchronous Step-Down Controller with Spread Spectrum |
| 页数 / 页 | 36 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION |
| 文件格式/大小 | PDF / 1.6 Mb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION
该数据表的模型线
- LTC7803EMSE#PBF LTC7803EMSE#TRPBF LTC7803EMSE#WPBF LTC7803EMSE#WTRPBF LTC7803EUD#PBF LTC7803EUD#TRPBF LTC7803EUD#WPBF LTC7803EUD#WTRPBF LTC7803HMSE#PBF LTC7803HMSE#TRPBF LTC7803HMSE#WPBF LTC7803HMSE#WTRPBF LTC7803HUD#PBF LTC7803HUD#TRPBF LTC7803HUD#WPBF LTC7803HUD#WTRPBF LTC7803IMSE#PBF LTC7803IMSE#TRPBF LTC7803IMSE#WPBF LTC7803IMSE#WTRPBF LTC7803IUD#PBF LTC7803IUD#TRPBF LTC7803IUD#WPBF LTC7803IUD#WTRPBF LTC7803JMSE#PBF LTC7803JMSE#TRPBF LTC7803JMSE#WPBF LTC7803JMSE#WTRPBF LTC7803JUD#PBF LTC7803JUD#TRPBF LTC7803JUD#WPBF LTC7803JUD#WTRPBF
文件文字版本
LTC7803
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 40V ITH ... –0.3V to 2V BOOST ... –0.3V to 46V PLLIN/SPREAD, MODE, VFB ... –0.3V to 6V SW ... –5V to 40V BG, TG ... (Note 9) RUN ... –0.3V to 40V Operating Junction Temperature Range (Note 2,8) SENSE+, SENSE– ... –0.3V to 40V LTC7803E, LTC7803I ... –40°C to 125°C EXTVCC Voltage ... –0.3V to 30V LTC7803H, LTC7803J .. –40°C to 150°C INTVCC, (BOOST-SW) .. –0.3V to 6V Storage Temperature Range .. –65°C to 150°C TRACK/SS, FREQ ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW V CC TOP VIEW BOOST BG V IN EXT 16 15 14 13 TRACK/SS 1 16 SW SENSE+ 2 15 TG TG 1 12 INTVCC SENSE– 3 14 BOOST V 4 SW 2 11 MODE FB 17 13 BG 17 ITH 5 GND 12 VIN GND TRACK/SS 3 10 PLLIN/SPREAD RUN 6 11 EXTVCC FREQ 7 10 INTVCC SENSE+ 4 9 FREQ PLLIN/SPREAD 8 9 MODE 5 6 7 8 MSE PACKAGE – 16-LEAD PLASTIC MSOP V FB ITH RUN TJMAX = 125°C, θJA = 40°C/W, θJC = 10°C/W SENSE EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB UD PACKAGE 16-LEAD (3mm × 3mm) PLASTIC QFN TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB Rev 0 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 Package Description Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 40V ITH ... –0.3V to 2V BOOST ... –0.3V to 46V PLLIN/SPREAD, MODE, VFB ... –0.3V to 6V SW ... –5V to 40V BG, TG ... (Note 9) RUN ... –0.3V to 40V Operating Junction Temperature Range (Note 2,8) SENSE+, SENSE– ... –0.3V to 40V LTC7803E, LTC7803I ... –40°C to 125°C EXTVCC Voltage ... –0.3V to 30V LTC7803H, LTC7803J .. –40°C to 150°C INTVCC, (BOOST-SW) .. –0.3V to 6V Storage Temperature Range .. –65°C to 150°C TRACK/SS, FREQ ... –0.3V to 6V
PIN CONFIGURATION
TOP VIEW V CC TOP VIEW BOOST BG V IN EXT 16 15 14 13 TRACK/SS 1 16 SW SENSE+ 2 15 TG TG 1 12 INTVCC SENSE– 3 14 BOOST V 4 SW 2 11 MODE FB 17 13 BG 17 ITH 5 GND 12 VIN GND TRACK/SS 3 10 PLLIN/SPREAD RUN 6 11 EXTVCC FREQ 7 10 INTVCC SENSE+ 4 9 FREQ PLLIN/SPREAD 8 9 MODE 5 6 7 8 MSE PACKAGE – 16-LEAD PLASTIC MSOP V FB ITH RUN TJMAX = 125°C, θJA = 40°C/W, θJC = 10°C/W SENSE EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB UD PACKAGE 16-LEAD (3mm × 3mm) PLASTIC QFN TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB Rev 0 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 Package Description Typical Application Related Parts