Product Summary
The LT1074CT is a 5A (LT1076 is rated at 2A) monolithic bipolar switching regulator which requires only a few external parts for normal operation. The power switch, all oscillator and control circuitry, and all current limit components, are included on the chip. The topology is a classic positive “buck” configuration but several design innovations allow this device to be used as a positive-to-negative converter, a negative boost converter, and as a flyback converter. The switch output is specified to swing 40V below ground, allowing the LT1074 to drive a tappedinductor in the buck mode with output currents up to 10A. The LT1074 uses a true analog multiplier in the feedback loop. This makes the device respond nearly instantaneously to input voltage fluctuations and makes loop gain independent of input voltage. As a result, dynamic behavior of the regulator is significantly improved over previous designs.
Features
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![]() LT1074CT |
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![]() IC REG MULTI CONFIG ADJ TO220-5 |
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![]() LT1074CT#PBF |
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![]() IC REG MULTI CONFIG ADJ TO220-5 |
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![]() LT1074CT7#PBF |
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![]() IC REG MULTI CONFIG ADJ TO220-7 |
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![]() LT1074CT7 |
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![]() IC REG MULTI CONFIG ADJ TO220-7 |
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