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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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LTC3246 데이터시트(HTML) 2 Page - Analog Devices |
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LTC3246 데이터시트(HTML) 2 Page - Analog Devices |
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LTC3246 2 3246fa For more information www.linear.com/LTC3246 PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS VIN, SEL1, SEL2, WDI................................. –0.3V to 42V VOUT, OUTS/ADJ, RSTI, WT, RT, BIAS, RST. –0.3V to 6V IRST ........................................................................10mA VOUT Short Circuit Duration ............................. Indefinite Lead Temperature (Soldering, 10 sec)...................300°C Operating Junction Temperature Range (Notes 3, 4) (E-Grade/I-Grade) .................................. –40 to 125°C (H-Grade)...............................................–40 to 150°C (MP-Grade)............................................–55 to 150°C Storage Temperature Range ......................–65 to 150°C (Notes 1, 2) 1 2 3 4 5 6 7 8 WT RT RSTI BIAS SEL2 VIN SEL1 BIAS 16 15 14 13 12 11 10 9 OUTS/ADJ GND RST C– VOUT C+ WDI VIN TOP VIEW MSE PACKAGE 16-LEAD PLASTIC MSOP 17 TJMAX = 150°C, JA = 40°C/W EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB ORDER INFORMATION ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Operating Input Voltage Range (Note 5) l 2.7 38 V VUVLO VIN Undervoltage Lockout Threshold l 2.35 2.7 V IVIN VIN Quiescent Current Shutdown CP Enabled, Output in Regulation SEL1 = SEL2 = 0V SEL1 = VIN and/or SEL2 = VIN, RSTI = 5V 1.5 20 3 30 µA µA VHIGH SEL1, SEL2 Input Voltage l 1.1 1.6 V VLOW SEL1, SEL2 Input Voltage l 0.4 0.8 V ILOW SEL1, SEL2 Input Current VPIN = 0V l –1 0 1 µA IHIGH SEL1, SEL2 Input Current VPIN = 38V l 0.5 1 2 µA Charge Pump Operation VOUTS_5 VOUTS/ADJ Regulation Voltage SEL1 = 0V, SEL2 = VIN 2.7V < VIN < 38V (Notes 5, 6) l 4.8 5.2 V VOUTS_3 VOUTS/ADJ Regulation Voltage SEL1 = VIN, SEL2 = VIN 2.7V < VIN < 38V (Notes 5, 6) l 3.17 3.43 V VADJ VOUTS/ADJ Regulation Voltage SEL1 = VIN, SEL2 = 0V 2.7V < VIN < 38V (Notes 5, 6) l 1.08 1.11 1.14 V The l denotes the specifications which apply over the specified operating junction temperature range, otherwise specifications are at TA = 25°C. VIN = 12V, CFLY = 2.2µF, COUT = 10µF, unless otherwise noted. LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LTC3246EMSE#PBF LTC3246EMSE#TRPBF 3246 16-Lead Plastic MSOP –40°C to 125°C LTC3246IMSE#PBF LTC3246IMSE#TRPBF 3246 16-Lead Plastic MSOP –40°C to 125°C LTC3246HMSE#PBF LTC3246HMSE#TRPBF 3246 16-Lead Plastic MSOP –40°C to 150°C LTC3246MPMSE#PBF LTC3246MPMSE#TRPBF 3246 16-Lead Plastic MSOP –55°C to 150°C Consult ADI Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Consult ADI Marketing for information on nonstandard lead based finish parts. 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/ http://www.linear.com/product/LTC3246#orderinfo |
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