高效率0.7A DC-DC同步降压转换器

OCP2157是DC-DC同步降压转换器，最大带载0.7A,超低的RDS(on)提高在PWM工作时的效率在90%以上。支持TSOT23-5L。

55-60GHz Low Noise / Medium Power Amplifier

Description The CHA2157 is a two stages low noise and medium power amplifier. It is designed for a wide range of applications, from military to commercial communication systems. The backside of the chip is both RF and DC grounded. This helps simplify the assembly process. Main Features

PCS CDMA/TDMA 3V POWER AMPLIFIER

Product Description The RF2157 is a high-power, high-efficiency linear amplifier IC targeting 3V handheld systems. The device is manufactured on an advanced Gallium Arsenide Heterojunction Bipolar Transistor (HBT) process, and has been designed for use as the final RF amplifier in dual-mode 3V CD

PCS CDMA/TDMA 3V POWER AMPLIFIER

Product Description The RF2157 is a high-power, high-efficiency linear amplifier IC targeting 3V handheld systems. The device is manufactured on an advanced Gallium Arsenide Heterojunction Bipolar Transistor (HBT) process, and has been designed for use as the final RF amplifier in dual-mode 3V CD

2.0 inch ( 50.80mm ) 5X7 DOT MATRIX LED DISPLAY UVP-2X57A SERIES

DESCRIPTION The UVP-2057/2157 is 2.0 inch (50.80mm) height 5X7 dot matrix display. Single color display have the of choices of three bright colors-AlGaAs red/green/red orange. Multicolor display are applicable to two colors : green and red orange. All device have gray face and white dot. The

125 MHz Single Supply, Clamping Op Amps

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