Datasheet LTC3892, LTC3892-1, LTC3892-2 (Analog Devices) - 2
Fabricante | Analog Devices |
Descripción | 60V Low IQ, Dual, 2-Phase Synchronous Step-Down DC/DC Controller |
Páginas / Página | 38 / 2 — ABSOLUTE MAXIMUM RATINGS (Notes 1, 3). PIN CONFIGURATION |
Formato / tamaño de archivo | PDF / 1.4 Mb |
Idioma del documento | Inglés |
ABSOLUTE MAXIMUM RATINGS (Notes 1, 3). PIN CONFIGURATION
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LTC3892/ LTC3892-1/LTC3892-2
ABSOLUTE MAXIMUM RATINGS (Notes 1, 3)
Input Supply Voltage (VIN) ... –0.3V to 65V TRACK/SS1, TRACK/SS2 Voltages .. –0.3V to 6V Top Side Driver Voltages PGOOD1, PGOOD2 Voltages (BOOST1, BOOST2) ... –0.3V to 76V (LTC3892/LTC3892-2) ... –0.3V to 6V Switch Voltage (SW1, SW2) .. –5V to 70V VPRG1, ILIM Voltages DRVCC, (BOOST1-SW1), (LTC3892/LTC3892-2) ... –0.3V to 6V (BOOST2-SW2) ...–0.3V to 11V Operating Junction Temperature Range (Note 2) BG1, BG2, TG1, TG2 ... (Note 8) LTC3892E, LTC3892I, RUN1, RUN2 Voltages .. –0.3V to 65V LTC3892E-1, LTC3892I-1, SENSE1+, SENSE2+, SENSE1– LTC3892E-2, LTC3892I-2 ... –40°C to 125°C SENSE2– Voltages ... –0.3V to 65V LTC3892H, PLLIN/MODE, FREQ Voltages .. –0.3V to 6V LTC3892H-1, LTC3892H-2 ... –40°C to 150°C EXTVCC Voltage ... –0.3V to 14V LTC3892MP, LTC3892MP-1, ITH1, ITH2, VFB1, VFB2 Voltages ... –0.3V to 6V LTC3892MP-2 .. –55°C to 150°C DRVSET, DRVUV Voltages ... –0.3V to 6V Storage Temperature Range .. –65°C to 150°C
PIN CONFIGURATION
LTC3892/LTC3892-2 LTC3892-1 TOP VIEW TOP VIEW – + ITH1 1 28 TRACK/SS1 V 2 27 FB1 TG1 SENSE1 SENSE1 V FB1 ITH1 VPRG1 TRACK/SS1 TG1 SW1 SENSE1+ 3 26 SW1 32 31 30 29 28 27 26 25 SENSE1– 4 25 BOOST1 FREQ 1 24 BOOST1 PLLIN/MODE 2 23 BG1 FREQ 5 24 BG1 PGOOD1 3 22 V PLLIN/MODE 6 23 V IN IN PGOOD2 4 INTV 7 22 EXTV 33 21 EXTVCC CC 29 CC GND INTV RUN1 8 DRV CC 5 GND 20 DRVCC 21 CC RUN1 6 19 BG2 RUN2 9 20 BG2 RUN2 7 18 BOOST2 SENSE2– 10 19 BOOST2 ILIM 8 17 SW2 SENSE2+ 11 18 SW2 9 10 11 12 13 14 15 16 V 12 17 FB2 TG2 – + ITH2 13 16 TRACK/SS2 V FB2 ITH2 TG2 DRVUV DRVUV 14 15 DRVSET SENSE2 SENSE2 DRVSET TRACK/SS2 UH PACKAGE FE PACKAGE 32-LEAD (5mm × 5mm) PLASTIC QFN 28-LEAD PLASTIC TSSOP T T JMAX = 150°C, θJA = 44°C/W JMAX = 150°C, θJA = 30°C/W EXPOSED PAD (PIN 33) IS GND, MUST BE CONNECTED TO GND EXPOSED PAD (PIN 29) IS GND, MUST BE CONNECTED TO GND 38921fc 2 For more information www.linear.com/LTC3892 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Typical Performance Characteristics Pin Functions Functional Diagrams Operation Package Description Typical Application Related Parts