lt3439efe-trpbf Linear Technology Corporation, lt3439efe-trpbf Datasheet
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lt3439efe-trpbf
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lt3439efe-trpbf Summary of contents
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... Protec- tion features include current limiting, undervoltage lock- out, thermal shutdown and cross conduction prevention circuitry. The LT3439 is available in a thermally enhanced 16-pin TSSOP with an exposed backside. , LTC and LT are registered trademarks of Linear Technology Corporation. OPTIONAL ...
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... Note 2: The LT3439E is guaranteed to meet performance specifications from Specifications over the – 125 C operating junction temperature range are assured by design, characterization and correlation with statistical process controls ORDER PART NUMBER 16 PGND NC 15 LT3439EFE 14 COL SHDN FE PART 10 GND ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS Minimum Input Voltage vs Temperature 2.750 2.700 2.650 2.600 2.550 2.500 2.450 2.400 2.350 2.300 –50 – 100 125 150 TEMPERATURE ( C) 3439 G01 Switch Voltage Drop vs ...
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LT3439 CTIO S PGND (Pins 1, 16): Power ground is connected to the emitter of the power switches via an internal sense resis- tor. It has large currents flowing through it and should be connected ...
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W BLOCK DIAGRA SHDN V IN LDO REGULATOR INTERNAL OSCILLATOR SYNC 5 U OPERATIO Push-Pull Topology The push-pull DC transformer topology is a very ...
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LT3439 U OPERATIO vary from 2.8V to 17.5V with very little change in device performance. When the part is in shutdown mode, the internal regulator is turned off, drawing less than current from Overcurrent ...
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U U APPLICATIO S I FOR ATIO Oscillator SYNC The oscillator can be synchronized to an external clock. Set the RC timing components for an oscillator frequency 10% below the desired sync frequency recommended that the SYNC pin ...
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LT3439 U U APPLICATIO S I FOR ATIO mean greater switching losses in the internal output switches. However, efficiency is only modestly reduced for a large improvement in EMI. Care should be taken to ensure that the worst-case input voltage ...
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U U APPLICATIO S I FOR ATIO current. This can be accomplished by adding more turns onto a given core or selecting a new core with a higher inductance per turn squared characteristic (A The following equation can be used ...
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... AN19: “LT1070 Design Manual” AN29: “Some Thoughts on DC-DC Converters” also have general knowledge on switching regulators. An LTC SwitcherCAD performance. The LTC Applications department is always ready to lend a helping hand. SwitcherCAD is a trademark of Linear Technology Corporation. = 10kHz where: CORNER 1 2 • model is available to verify design ...
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... DRAWING NOT TO SCALE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. Low Noise 5V to 12V Push-Pull DC Transformer ...
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... Low Noise, Fast Transient Response, LDOs LT1962 300mA, Low Noise Micropower, LDO LT1963/LT1963A 1.5A, Low Noise, Fast Transient Response, LDOs LT1964 200mA, Low Noise Micropower, Negative LDO ThinSOT is a trademark of Linear Technology Corporation. Linear Technology Corporation 12 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 FAX: (408) 434-0507 • ...