| No. | parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
|
|
|
Microsemi Corporation |
Charge Pump Doubler an internal doubler charge pump converting an input supply of 1.8V to 4.4V, while the second stage is an LDO regulating the boosted voltage converting it to a low noise output. The LX1882 is capable of supplying up to 50mA of output current with an o |
|
|
|
|
Microsemi Corporation |
Third Generation CCFL Controller WWW . Microsemi . C OM The LX1689 is the latest generation Direct Drive CCFL (Cold Cathode Fluorescent Lamp) Controller. It uses new circuit design techniques (patents pending) and combines digital and linear circuits with an advanced BiCMOS proces |
|
|
|
|
Microsemi Corporation |
High Performance CCFL Controller w/ALS 7 to 25 Volts Wide Input Voltage Range Versatile Support for Ambient Light Sensor Brightness Control Resistor Programmable Lamp Operating Frequency within ±4% Tolerance Resistor Programmable Burst Operating Frequency Support IntelTM DPST fo |
|
|
|
|
Microsemi Corporation |
Ambient Light Detector Near Human Eye Spectral Response Very Low IR Sensitivity Highly Accurate & Repeatable Output Current vs. Light Scalable Output Voltage Temperature Stable Integrated High Gain Photo Current Amplifiers No Optical Filters Needed APPLICATIO |
|
|
|
|
Microsemi Corporation |
PROGRAMMABLE REFERENCE wer supplies. In addition, the nominal internal current limit of 100mA may be decreased with the addition of a single external resistor. For applications requiring an adjustable reference, the Linfinity LX6431CLP, a simplified three-pin programmable |
|
|
|
|
Microsemi Corporation |
PROGRAMMABLE DC : DC CONTROLLER n typical efficiencies of 85 – 90%, even with loads in excess of 10A. Short-circuit Current Limiting without Expensive Current Sense Resistors. The current sensing mechanism can use a PCB trace resistance or the parasitic resistance of the main induc |
|
|
|
|
Microsemi Corporation |
VOLTAGE - MODE PWM CONTROLLERS ockout and soft-start for optimal start-up performance. The LX1681/82 can be disabled by pulling the softstart pin to ground. Small 8-pin SOIC packaging reduces board space. Optimized for 5V-to-3.3V or 5V-to-2.5V conversion, the LX1681/82 can also be |
|
|
|
|
Microsemi Corporation |
Voltage-Mode PWM Controller W W W. Microsemi . COM The LX1684 is a monolithic, voltagemode pulse-width modulator controller. It is designed to implement a flexible, low cost buck (step-down) regulator supply with a minimal of external components. The LX1684 has a synchronous |
|
|
|
|
Microsemi Corporation |
Class-D Mono Power Amplifier Controller IC such as a balanced/differential audio input and a high power supply rejection ratio help reduce the effects of noise from the audio signal or power supply. Pin Name VREF GND N.C. V25 RPWM CPWM INPUT+ INPUT INAMPOUT SLEEP M |
|
|
|
|
Microsemi Corporation |
High Efficiency High Voltage Boost Controller WWW . Microsemi . C OM The LX1742 is a compact high efficiency step-up boost controller. Featuring a pseudo-hysteretic pulse frequency modulation topology, the LX1742 was designed for maximum efficiency, reduced board size, and minimal cost. Utiliz |
|
|
|
|
Microsemi Corporation |
Multiple Output LoadSHARE PWM WWW . Microsemi . C OM The LX1672 is a highly integrated power supply controller IC featuring www.DataSheet4U.net two PWM switching regulator stages with an additional onboard linear regulator driver. The two constant frequency voltagemode PWM phas |
|
|
|
|
Microsemi Corporation |
Mobile AMD Athlon VRM Controller High Current Biphase Operation Outputs As Low As 0.925V † Biphase LoadSHARETM † Transient Correction Loop Reduces Required Capacitance Differential Amplifier For Remote Voltage Sensing Integrated High Current MOSFET Drivers 200KHz to 1M |
|
|
|
|
Microsemi Corporation |
1.2V & 2.5V MICROPOWER VOLTAGE REFERENCES he LT1004 and LM385 families of voltage references. K E Y F E AT U R E S s GUARANTEED ±4mV INITIAL ACCURACY LX1004-1.2 s GUARANTEED ±20mV INITIAL ACCURACY LX1004-2.5 s GUARANTEED 10µA OPERATING CURRENT s GUARANTEED TEMPERATURE PERFORMANCE s OPERATES |
|
|
|
|
Microsemi Corporation |
Digital Dimming CCFL Controller IC include a new dual feedback contol loop that permits regulation of maximum lamp strike voltage as well as lamp current. Regulating maximum lamp voltage permits the designer to provide for ample worst case lamp strike voltage while at the same time co |
|
|
|
|
Microsemi Corporation |
Wide Range Visible Light Sensor WWW . Microsemi . C OM The LX1971 is a new technology light sensor with spectral response that emulates the human eye; it is pin to pin compatible to Microsemi’s LX1970 visible light sensor however with a wider dynamic range. This device is ideal f |
|
|
|
|
Microsemi Corporation |
High Efficiency LED Driver Efficiency > 92% Dual PFM Architecture To Extend Battery Life VIN Range 2.0V To 5.5V. Start Up Warranty @ 2.0V Logic Control Shutdown 100µA Typical Quiescent Current Shutdown IQ Current <1µA OVP For Open String Output Voltage Low Volt |
|
|
|
|
Microsemi Corporation |
Full Bridge Resonant CCFL Controller WWW . Microsemi . C OM Microsemi’s LX1692 is a cost reduced, third generation Direct Drive CCFL (Cold Cathode Fluorescent Lamp) controller. The integrated controller is optimized to drive CCFL’s using resonant full bridge inverter topology. Resonan |
|
|
|
|
Microsemi Corporation |
Full Bridge Resonant CCFL Controller critical to vehicular applications while providing major advancements in overall component count and costs at the system level. Resonant full bridge topology provides near sinusoidal waveforms over a wide supply voltage range in order to maximize the |
|
|
|
|
Microsemi Corporation |
Dual Programmable LED Current Sink W W W. Microsemi . COM The LX1990 is a dual output current sink optimized for driving light emitting diodes. This low cost bipolar IC enables precise current regulation in LED display lighting applications, yet requires far fewer parts than discret |
|
|
|
|
Microsemi Corporation |
5V 1.25A 1.0MHz PWM/PFM STEP DOWN REGULATOR Few External Components 800mv Internal Reference Tight Regulation over Line, Load and Temperature 4.5V to 5.5V Input Range Internal Soft Start Controls Inrush Current High Efficiency Low Quiescent Current, 600μA Fully Fault Protected |
|
Desde 2024. D4U Semiconductor.
|