Datasheet LTC3780 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | High Efficiency, Synchronous, 4-Switch Buck-Boost Controller |
| Seiten / Seite | 30 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION |
| Revision | G |
| Dateiformat / Größe | PDF / 376 Kb |
| Dokumentensprache | Englisch |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION
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Textversion des Dokuments
LTC3780
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) .. –0.3V to 36V ITH, VOSENSE Voltages .. –0.3V to 2.4V Topside Driver Voltages Peak Output Current <10µs (TG1, TG2, BG1, BG2) ..3A (BOOST1, BOOST2)... –0.3V to 42V INTVCC Peak Output Current ... 40mA Switch Voltage (SW1, SW2) ... –5V to 36V Operating Junction Temperature Range (Notes 2, 7) INTVCC, EXTVCC, (BOOST – SW1), LTC3780E ..–40°C to 85°C (BOOST2 – SW2), PGOOD .. –0.3V to 7V LTC3780I ... –40°C to 125°C RUN, SS ... –0.3V to 6V LTC3780MP ... –55°C to 125°C PLLIN Voltage .. –0.3V to 5.5V Storage Temperature Range .. –65°C to 125°C PLLFLTR Voltage .. –0.3V to 2.7V Lead Temperature (Soldering, 10 sec) FCB, STBYMD Voltages ... –0.3V to INTVCC SSOP Only ..300°C
PIN CONFIGURATION
TOP VIEW TOP VIEW PGOOD 1 24 BOOST1 NC SS PGOOD NC NC BOOST1 TG1 NC SS 2 23 TG1 32 31 30 29 28 27 26 25 SENSE+ 3 22 SW1 SENSE+ 1 24 SW1 SENSE– 4 21 V SENSE– 2 23 V IN IN I 5 20 ITH 3 22 EXTVCC TH EXTVCC VOSENSE 4 21 INTV V 6 19 CC OSENSE INTVCC 33 SGND 5 20 BG1 SGND 7 18 BG1 RUN 6 19 PGND RUN 8 17 PGND FCB 7 18 BG2 FCB 9 16 BG2 PLLFTR 8 17 SW2 PLLFLTR 10 15 SW2 9 10 11 12 13 14 15 16 PLLIN 11 14 TG2 NC NC NC STBYMD 12 13 BOOST2 TG2 NC PLLIN STBYMD BOOST2 G PACKAGE UH PACKAGE 24-LEAD PLASTIC SSOP 32-LEAD (5mm × 5mm) PLASTIC QFN TJMAX = 125°C, θJA = 130°C/W TJMAX = 125°C, θJA = 34°C/W EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB Rev G 2 For more information www.analog.com Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Block Diagram Operation Applications Information Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) .. –0.3V to 36V ITH, VOSENSE Voltages .. –0.3V to 2.4V Topside Driver Voltages Peak Output Current <10µs (TG1, TG2, BG1, BG2) ..3A (BOOST1, BOOST2)... –0.3V to 42V INTVCC Peak Output Current ... 40mA Switch Voltage (SW1, SW2) ... –5V to 36V Operating Junction Temperature Range (Notes 2, 7) INTVCC, EXTVCC, (BOOST – SW1), LTC3780E ..–40°C to 85°C (BOOST2 – SW2), PGOOD .. –0.3V to 7V LTC3780I ... –40°C to 125°C RUN, SS ... –0.3V to 6V LTC3780MP ... –55°C to 125°C PLLIN Voltage .. –0.3V to 5.5V Storage Temperature Range .. –65°C to 125°C PLLFLTR Voltage .. –0.3V to 2.7V Lead Temperature (Soldering, 10 sec) FCB, STBYMD Voltages ... –0.3V to INTVCC SSOP Only ..300°C
PIN CONFIGURATION
TOP VIEW TOP VIEW PGOOD 1 24 BOOST1 NC SS PGOOD NC NC BOOST1 TG1 NC SS 2 23 TG1 32 31 30 29 28 27 26 25 SENSE+ 3 22 SW1 SENSE+ 1 24 SW1 SENSE– 4 21 V SENSE– 2 23 V IN IN I 5 20 ITH 3 22 EXTVCC TH EXTVCC VOSENSE 4 21 INTV V 6 19 CC OSENSE INTVCC 33 SGND 5 20 BG1 SGND 7 18 BG1 RUN 6 19 PGND RUN 8 17 PGND FCB 7 18 BG2 FCB 9 16 BG2 PLLFTR 8 17 SW2 PLLFLTR 10 15 SW2 9 10 11 12 13 14 15 16 PLLIN 11 14 TG2 NC NC NC STBYMD 12 13 BOOST2 TG2 NC PLLIN STBYMD BOOST2 G PACKAGE UH PACKAGE 24-LEAD PLASTIC SSOP 32-LEAD (5mm × 5mm) PLASTIC QFN TJMAX = 125°C, θJA = 130°C/W TJMAX = 125°C, θJA = 34°C/W EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB Rev G 2 For more information www.analog.com Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Block Diagram Operation Applications Information Typical Application Related Parts Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts