The LM/LM and LM integrated cir- cuits are precision V shunt regulator diodes. These monolithic IC voltage references operate as a. LMN, LMN, LMNV Reference Diode products and disclaimers thereto appears at the end of this data sheet. The LM/LM/LM integrated circuits are precision V shunt regulator diodes. These monolithic IC voltage references operate as a low .

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Other IC features include low external parts count datasheeet ceramic capacitor stability, soft-start circuitry to prevent excessive current flow during startup, plus short circuit and thermal protection. Show Tabs Hide Tabs. The LTC is available in a low-profile 0. Robust open and short-circuit protection maximize overall system reliability. Internal circuitry automatically selects the conversion ratio 2: The LTC version offers eight fixed output voltages from 2.

This H-grade version is ideal for automotive, industrial and military applications that are subject to high ambient temperatures. With a VIN range of 4. Applications include industrial and medical equipment, and networking and telecom systems. It operates from an input voltage range of 4. The combination of its thermally enhanced MSOP package and daasheet constant switching frequency up to 3MHz enables the designer to balance printed circuit board solution size with required efficiency.

Daatsheet constant switching frequency of 2. Quiescent current of only 1. The LTC datasheeet be programmed with fixed output voltages of 1. A with no load, 4? This enables automatic correction of voltage errors caused by droop across PCB traces, which is valuable for powering loads such as FPGAs requiring high currents at low voltages. Low operating current 18? Dtasheet can deliver up to mA of continuous output current from each channel at output voltages as low as 0.

For less demanding dimming requirements, the CTRL pin can be used to offer a The LTC accommodates an input voltage range of 4. With options for Burst Mode operation for the highest conversion efficiency at light load and pulse-skipping operation for lower output voltage ripple, gives users the option to personalize a circuit’s performance.


A user-programmable output current limit can set output current from 10mA to mA thereby minimizing the need to oversize external components and protecting high impedance sources. A frequency adjust pin permits the user to program the frequency between kHz and 1MHz, optimizing efficiency while minimizing external component size and cost offering a very compact HB LED driver or charger solution. These tiny dafasheet capacitors ln136 be used without any necessary series resistance as is common with many other regulators.

The LTC’s unique constant frequency architecture with reduced switching edge rates provides lower conducted and radiated noise compared to conventional switching regulators. It also includes programmable maximum power point control MPPC capability, ensuring maximum power extraction from non-ideal power sources such as photovoltaic cells.

Their constant frequency, current-mode architecture minimizes switching noise while offering very fast line and load transient response. The constant 1MHz switching frequency ensures low noise and high efficiency, while minimizing the size of the external components. For applications requiring large input-to-output differentials, the LT offers a very compact and thermally effective solution.

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Four devices in parallel can deliver 80A of load current. The two channels run degrees out of phase, minimizing the size of input capacitance. For applications that require the lowest possible noise, the LTC can be configured to run in pulse-skipping mode, reducing noise and potential RF interference. This device uses switched capacitor fractional conversion to maintain regulation over a wide range of input voltage from 2. The electrical specifications are identical to the existing Datashset and I-grade versions of this device.

The LTC is a versatile mA high voltage buck-boost charge pump.

Analog Devices UK Ltd (inc Linear Technology)

Lm36 is housed in a low height profile 4. To protect the load, the LTM features output overvoltage and overcurrent protection. The LTC is a high efficiency, 2. Additional features include power good voltage monitors, internal compensation, independent soft-start capability for each channel and short-circuit protection.

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The output voltage can be set with one resistor from 0.

Its peak current mode architecture offers excellent line and load transient response. Its fixed frequency, current mode architecture offers stable operation over a wide range of supply and output voltages.

Multiphase operation reduces input and output ripple as well as the number of input and output capacitors. The low noise buck-boost topology provides a continuous transition through all of the operating modes, making it ideal for applications that must maintain a constant output voltage, even as the input source voltage transitions through the output voltage.

Other features include a power good indicator, current-mode control, internal compensation thermal shutdown and output disconnect. Systems designers value pin compatibility since they can interchange these products without layout changes at any stage from development to production.

All pricing is for 1, piece quantities. The combination of its 2mm x 3mm DFN or MSOP-8 package high switching frequency and tiny, low cost capacitors and inductors ensures a highly compact solution footprint. Internal protection circuitry includes reverse-battery datasueet, no reverse current, current limiting with foldback, and thermal limiting. Additionally it offers current both input and output current limiting and monitoring for added reliability and design flexibility.

The combination of its MSOP package with only three tiny externals provides a highly compact solution footprint for a broad range of applications. Applications include point-of-load conversion from 12V or 5V inputs in telecom, industrial, avionics and test dataxheet. The LTC utilises internal synchronous rectification and a programmable dafasheet current-mode design to optimize efficiency over a broad range of output currents.

The LTM permits output voltage tracking for sequencing multiple rails in a system. Spread spectrum frequency modulation reduces EMI emissions, while an internal PMOS switch driver delivers robust short-circuit protection in boost and buck-boost topologies.