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Silinktek |
Synchronous DC-DC Boost Converter Maximum efficiency: 94% Maximum operating frequency: 300KHz Low Quiescent Current: 15μA Output Voltage: 1.8V ~ 5.0V (step 0.1V) Output Accuracy: ± 2.5% Input voltage: 0.9V ~ 6.5V low ripple and low noise Small volume ■ Package SOT-2 |
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Silinktek |
1.2A Ultra Small Step-Up DC/DC Voltage Regulator W ℃ Rev.1.0 —Nov. 22, 2011 3 http://www.natlinear.com ■ XT1862 （VIN=3.6V，VOUT=5V，Ta=25℃，） EN EN VIN VOUT IOFF IC VR FS DMAX RDSON ISW ΔVLINE ΔVLOAD VENH VENL TSHD IOUT=1.2A VEN |
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Silinktek |
1.5MHz Micropower Synchronous Boost Converter automatic shifting to power saving PFM Mode operation at light loads. Antiringing control circuitry reduces EMI concerns by damping the inductor in discontinuous mode, and the devices feature low shutdown current of under 1µA. Both devices are availa |
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Silinktek |
2MHz High-Brightness LED Drivers a 10% current ripple. These devices operate up to 2MHz switching frequency, thus allowing for small component size. The XT1750 operate over the -40°C to +125°C automotive temperature range and are available in 3mm x 3mm x 0.8mm, 6-pin TDFN packages. |
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Silinktek |
PWM/PFM Automatic Switching Controlled Synchronous DC-DC Converters High Efficiency: 95％ Input Voltage Range: 1.6V ~ 6.0V Output Current: SOT-23-5L 1.2A DFNWB-6L 1.5A Shutdown Current: <1µA Oscillation Frequency: 1.4MHz Overcurrent protection : limit inductor current 2A ■ Typical Application Ci |
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Silinktek |
PFM synchronous boost DC-DC converter N=1.8V,VOUT=3.0V -2.0 0.9 0.6 1.18 1.2 90 600 800 10 2.0 6.5 0.9 1.220 78 94 1000 % V V V V % % mA µA ■ ① 6 XT1866 ② ： **** ①②③④ * * a 3.3 c 3.5 e 3.7 g 3.9 b 3.4 d 3.6 f 3.8 h 4.0 ③ A 01A，B 01B 。 ④ |
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Silinktek |
8MHz PWM Synchronous Buck Regulator a LOWQ LDO standby mode that draws only 25µA of quiescent current. The XT1780 allows an ultra-low noise, small size, and high efficiency solution for portable power applications. In PWM mode, the XT1780 operates with a constant frequency 8MHz PWM con |
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Silinktek |
3A Synchronous Rectified Step Down Converter The XT1720 is a monolithic synchronous high-efficiency DC/DC buck converter delivers up to 3A of output current. The device operates from an input voltage of 2.5V to 8 V and provides an output voltage from 0.8V to VIN, making the XT1720 ideal for on |
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Silinktek |
PWM/PFM Automatic Switching Controlled Synchronous DC-DC Converters High Efficiency: 95％ Input Voltage Range: 1.8V ~ 6.0V Output Current: 800mA Shutdown Current: <1uA Oscillation Frequency: 1.4MHz Overcurrent protection : limit inductor current 1.3A ■ Typical Application Circuit Output voltage is adjust |
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Silinktek |
DC-DC Boost Converter Operating frequency: 1.5MHz Low Quiescent Current: 80μA PWM/PFM Mode 5V at 2A from Battery Li-ion True Shutdown from Load Path ■ Package DFNWB3*3-8L XT1863 VOUT 0.6 1 R1 R2 ，VOUT- is the negative terminal of l |
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Silinktek |
1.5MHz Micropower Synchronous Boost Converter automatic shifting to power saving PFM Mode operation at light loads. Antiringing control circuitry reduces EMI concerns by damping the inductor in discontinuous mode, and the devices feature low shutdown current of under 1µA. Both devices are availa |
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