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LTC1437ACG 数据表(PDF) 2 Page - Linear Technology |
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LTC1437ACG 数据表(HTML) 2 Page - Linear Technology |
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2 / 28 page  2 LTC1436A LTC1436-PLL-A/LTC1437A ABSOLUTE MAXIMUM RATINGS Input Supply Voltage (VIN).........................36V to – 0.3V Topside Driver Supply Voltage (Boost) ......42V to – 0.3V Switch Voltage (SW)............................. VIN + 5V to –5V EXTVCC Voltage .........................................10V to – 0.3V POR, LBO Voltages ....................................12V to – 0.3V AUXFB Voltage ..........................................20V to – 0.3V AUXDR Voltage ..........................................28V to – 0.3V SENSE+, SENSE–, VOSENSE Voltages.................. INTVCC + 0.3V to – 0.3V VPROG Voltage..................................... INTVCC to – 0.3V PLL LPF, ITH Voltages ...............................2.7V to – 0.3V AUXON, PLLIN, SFB, RUN/SS, LBI Voltages ..........................10V to – 0.3V Peak Driver Output Current < 10 µs (TGL, BG).......... 2A Peak Driver Output Current < 10 µs (TGS) ......... 250mA INTVCC Output Current ......................................... 50mA Operating Temperature Range LTC143XAC ............................................. 0 °C to 70°C LTC143XAI ........................................ – 40 °C to 85°C Junction Temperature (Note 1) ............................. 125 °C Storage Temperature Range ................. – 65 °C to 150°C Lead Temperature (Soldering, 10 sec).................. 300 °C SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Main Control Loop IIN VOSENSE Feedback Current VPROG Pin Open (Note 2) 10 50 nA VOUT Regulated Output Voltage (Note 2) 1.19V (Adjustable) Selected VPROG Pin Open q 1.178 1.19 1.202 V 3.3V Selected VPROG = 0V q 3.220 3.30 3.380 V 5V Selected VPROG = INTVCC q 4.900 5.00 5.100 V TA = 25°C, VIN = 15V, VRUN/SS = 5V unless otherwise noted. ELECTRICAL CHARACTERISTICS PACKAGE/ORDER INFORMATION ORDER PART NUMBER 1 2 3 4 5 6 7 8 9 10 11 12 TOP VIEW GN PACKAGE 24-LEAD PLASTIC SSOP (150 MIL SSOP) 24 23 22 21 20 19 18 17 16 15 14 13 PLL LPF COSC RUN/SS ITH SFB SGND VPROG VOSENSE SENSE– SENSE+ AUXON AUXFB PLLIN POR BOOST TGL SW TGS VIN INTVCC BG PGND EXTVCC AUXDR ORDER PART NUMBER TJMAX = 125°C, θJA = 95°C/W TOP VIEW G PACKAGE 28-LEAD PLASTIC SSOP 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 PLL LPF COSC RUN/SS LBO LBI ITH SFB SGND VPROG VOSENSE NC SENSE– SENSE+ AUXON PLLIN POR BOOST TGL SW TGS VIN INTVCC DRVCC BG PGND EXTVCC AUXDR AUXFB ORDER PART NUMBER 1 2 3 4 5 6 7 8 9 10 11 12 TOP VIEW GN PACKAGE 24-LEAD PLASTIC SSOP (150 MIL SSOP) 24 23 22 21 20 19 18 17 16 15 14 13 COSC RUN/SS LBO LBI ITH SFB SGND VPROG VOSENSE SENSE– SENSE+ AUXON POR BOOST TGL SW TGS VIN INTVCC BG PGND EXTVCC AUXDR AUXFB TJMAX = 125°C, θJA = 110°C/W TJMAX = 125°C, θJA = 110°C/W Consult factory for Military grade parts. LTC1436ACGN LTC1436AIGN LTC1436ACGN-PLL LTC1436AIGN-PLL LTC1437ACG LTC1437AIG |
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