Features Guaranteed 60mA Output Regulated 12V±5% Output Voltage No Inductor Nitrogen Supply Voltage Range: 4.75V to 5.5V ICC0.5mA typical shutdown low power consumption: ICC=300mA 8-Pin SO Package Same LTC1262 and MAX662 Pinout The LTC®1263 is a regulated 12V, 60mA output DC/DC converter. It provides 12V±5% output necessary to program double-byte ...
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The LM2765's CMOS charge pump voltage converter operates as a voltage doubler over the input voltage range of +1.8 V to +5.5 V. Two low-cost capacitors and diodes are used in this circuit to provide up to 20 mA of output current. The LM2765 operates at a switching frequency of 50 kHz to reduce output resistance and voltage ripple. With an operating current of only 130µA (oper...
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The LM2780 is a charge pump that inverts the input voltage at corresponding output voltages ranging from 1.8V to 5.5V to 1.8V to -5.5V. With three or four low-cost external ceramic capacitors, the LM2780 can provide up to 50mA of output current. The LM2780 operates at a typical switching frequency of 12kHz to minimize supply current (60µA typ.). The two charge pumps operate 180°...
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The LM2787's CMOS negatively regulated switched capacitor high voltage inverter provides a very low noise adjustable output in the range of +2.7 V with an input voltage of +5.5 V. Four low-cost capacitors are used in this circuit to provide up to 10mA of output current. The regulated output for the LM2787 is adjustable between -1.5V and -5.2V. The LM2787 operates at a switch...
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The LM2788 switched capacitor step-down DC/DC converter effectively generates a 120mA low regulated rail from a 2.6V to 5.5V input. Fixed output voltage options 1.5V, 1.8V and 2.0V. The LM2788 uses multiple fractional gain configurations to maximize conversion efficiency over the entire input voltage and output current range. Also contributing to overall efficiency is the extreme...
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The LM3350 is a CMOS charge pump voltage converter that effectively provides a 3.3V to 5V step, or 5V to 3.3V step-down. The LM3350 uses four small, low-cost capacitors to provide voltage translation. It eliminates cost, size, and radiation-related EMI, or power losses in inductor-based circuit linear regulators. Operating power conversion efficiency is greater than 90%, providi...
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The LM3352 is a CMOS switched capacitor DC/DC converter that automatically regulates the output voltage to step up (boost) or step down (buck) the input voltage. It accepts an input voltage between 2.5V and 5.5V. The LM3352 is available in three standard output voltage versions: 2.5V, 3.0V and 3.3V. If other output voltage options between 1.8V and 4.0V are required, please c...
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The LM3350 is a CMOS charge pump voltage converter that effectively provides a 3.3V to 5V step, or 5V to 3.3V step-down. The LM3350 uses four small, low-cost capacitors to provide voltage translation. It eliminates cost, size, and radiation-related EMI, or power losses in inductor-based circuit linear regulators. Operating power conversion efficiency is greater than 90%, providi...
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Features Constant high frequency (up to 2MHz) operation 100mA output current regulated output voltage (5V fixed CAT3200-5, adjustable CAT3200) Low quiescent current (1.7mA typical). Soft-start operation from input voltage as low as 2.7V, slew rate controlled thermal overload shutdown protection Low value external capacitor (1µF) Foldback current overload protection shutdown cur...
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The CAT660 is a charge pump voltage converter. It will invert A -1.5V to -5.5V output 1.5V to 5.5V input. Only two external capacitors are necessary. With guaranteed 100mA output current capability, the CAT660 can replace a switching regulator and inductor. Reduced EMI due to the absence of an inductor. In addition, CAT660 can provide dual voltage from battery or mains. An...
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KDI/Triangle" stage free PIN diode attenuators vary the amplitude of a matched (low) VSWR microwave signal, over the entire attenuation range, and with minimal phase shift variation. These units are supplied with analog or digital control inputs, a Dynamic attenuation of 32 dB, minimum range. Standard digital units provide TTL8 logic inputs (bits), so 256 discrete attenuation val...
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