AC-DC buck LED driver circuit

The ET2126 is a low noise, constant frequency charge pump DC/DC converter for white LED applications. The ET2126 is capable of driving up to four channels of LEDs at preset 20mA per channel from a 2.5V to 6.0V input. The current sinks may be operated individually parallel for driving higher current • VIN Range: 2.5V to 6.0V\r\n• Fully Programmable Current with Single Wire——16 Current Levels\r\n• Drives up to Four Channels of LEDs\r\n• Overcurrent and Overtemperature Protected\r\n• No Inductors, Low Noise Operation\r\n• Small Application Circuit\r\n• Automatic Soft Start\r\n• I Q <1μA in Shutdo;

Audio/Video Switch with Electronic Volume for 2 Scart

Description The CXA2126Q is an I2C programmable audio, video switch designed primarily for set top box applications. It interfaces from digital encoder sources to TV and VCR scart connectors. Features • 2 scart independent audio/video switching (TV, VCR) • Compatible with 3 scart Audio/Video s

FAN CONTROLLER?

DESCRIPTION PT2126 is a fan controller housed in 18, 20 and 22 pin packages. The wind pattern is more complex than PT2125 and it has sleep wind function. FEATURES ● CMOS Technology ● Ordinary, Rhythm and Sleep wind controller ● 3 speed control ● 4-step timer control, ladder adder or non-lad

HIGH POWER LINEAR AMPLIFIER

Product Description The RF2126 is a high-power, high-efficiency, linear amplifier IC. 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 2.45 GHz ISM applications such as WLAN and PO

HIGH POWER LINEAR AMPLIFIER

Product Description The RF2126 is a high-power, high-efficiency, linear amplifier IC. 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 2.45 GHz ISM applications such as WLAN and PO

Dolby Pro-Logic Surround Matrix Decoder

GENERAL DESCRIPTION The SSM-2125 and SSM-2126 are Dolby Pro-Logic Surround Decoders developed to provide multichannel output from Dolby Surround encoded stereo sources.