Datasheet LTC7862 (Analog Devices) - 2

LTC7862
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 150V TMR, WARNB Voltages .. –0.3V to 6V Top Side Driver Voltage BOOST ... –0.3V to 150V EXTVCC Voltage ... –0.3V to 14V Switch Voltage (SW) ... –5V to 150V ITH, VFB Voltages ... –0.3V to 6V DRVCC, (BOOST-SW) Voltages ..–0.3V to 11V SS, OVLO Voltages .. –0.3V to 6V BG, TG ... (Note 8) Operating Junction Temperature Range (Notes 2, 3) RUN Voltage... –0.3V to 150V LTC7862E, LTC7862I ... –40°C to 125°C SENSE+, SENSE– Voltages ... –0.3V to 65V LTC7862H .. –40°C to 150°C FREQ, DRVUV Voltages ... –0.3V to 6V Storage Temperature Range .. –65°C to 150°C
PIN CONFIGURATION
TOP VIEW TOP VIEW – + CC SENSE+ 1 20 OVLO SENSE SENSE OVLO INTV SENSE– 2 19 INTVCC 20 19 18 17 SS 3 18 DRVUV SS 1 16 DRVUV VFB 4 17 RUN VFB 2 15 RUN ITH 5 16 EXTVCC 21 ITH 3 14 EXTVCC 21 TMR 6 15 VIN TMR 4 13 VIN FREQ 7 14 DRVCC FREQ 5 12 DRVCC WARNB 8 13 GND WARNB 6 11 GND TG 9 12 BG 7 8 9 10 SW 10 11 BOOST TG SW BG FE PACKAGE BOOST 20-LEAD PLASTIC TSSOP UFD PACKAGE T 20-LEAD (4mm × 5mm) PLASTIC QFN JMAX = 150°C, θJA = 38°C/W, θJC = 10°C/W EXPOSED PAD (PIN 21) IS GND, MUST BE TJMAX = 150°C, θJA = 43°C/W, θJC = 3.4°C/W SOLDERED TO PCB FOR RATED ELECTRICAL AND EXPOSED PAD (PIN 21) IS GND, MUST BE THERMAL CHARACTERISTICS SOLDERED TO PCB FOR RATED ELECTRICAL AND THERMAL CHARACTERISTICS
ORDER INFORMATION http://www.linear.com/product/LTC7862#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC7862EFE#PBF LTC7862EFE#TRPBF LTC7862FE 20-Lead Plastic TSSOP –40°C to 125°C LTC7862IFE#PBF LTC7862IFE#TRPBF LTC7862FE 20-Lead Plastic TSSOP –40°C to 125°C LTC7862HFE#PBF LTC7862HFE#TRPBF LTC7862FE 20-Lead Plastic TSSOP –40°C to 150°C LTC7862EUFD#PBF LTC7862EUFD#TRPBF 7862 20-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC7862IUFD#PBF LTC7862IUFD#TRPBF 7862 20-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LTC7862HUFD#PBF LTC7862HUFD#TRPBF 7862 20-Lead (4mm × 5mm) Plastic QFN –40°C to 150°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev 0 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 PIN FUNCTIONS TIMING DIAGRAM FUNCTIONAL DIAGRAM OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION TYPICAL APPLICATION RELATED PARTS