PWM CONTROL 2A STEP-DOWN CONVERTER

UTC P1885 consists of 2A step-down switching regulatorcontrol which includes a reference voltage source, oscillation circuit, error amplifier, internal PMOS and etc with PWM. UTC P1885 can provide low-ripple power, high efficiency, and excellent transient characteristics and an enable function, an o • Soft-start, Current Limit, Enable function \n• Built-in internal SW P-channel MOS \n• Output voltage: 0.8V to VCC. \n• Oscillation frequency: 300KHz typ.;

PWM CONTROL 2A STEP-DOWN CONVERTER

文件：262.96 Kbytes Page：9 Pages

PWM CONTROL 2A STEP-DOWN CONVERTER

文件：262.96 Kbytes Page：9 Pages

PWM CONTROL 2A STEP-DOWN CONVERTER

文件：262.96 Kbytes Page：9 Pages

PWM CONTROL 2A STEP-DOWN CONVERTER

文件：262.96 Kbytes Page：9 Pages

AC??7 SoundMAX Codec

AC’97 2.1 FEATURES Variable Sample Rate Audio Multiple Codec Configuration Options External Audio Power-Down Control AC’97 FEATURES AC’97 2.1-Compliant Greater than 90 dB Dynamic Range Stereo Headphone Amplifier Multibit ΣΔ Converter Architecture for Improved S/N Ratio Greate

AC??7 SoundMAX Codec

AC’97 2.1 FEATURES Variable Sample Rate Audio Multiple Codec Configuration Options External Audio Power-Down Control AC’97 FEATURES AC’97 2.1-Compliant Greater than 90 dB Dynamic Range Stereo Headphone Amplifier Multibit ΣΔ Converter Architecture for Improved S/N Ratio Greate

Three-Phase Bipolar Brushless/Sensorless Motor Driver

Three-Phase Bipolar Brushless/Sensorless Motor Driver

Quad-Output TFT LCD DC-DC Converters with Buffer

General Description The MAX1778/MAX1880–MAX1885 multiple-output DC-DC converters provide the regulated voltages required by active matrix thin-film transistor (TFT) liquid crystal displays (LCD) in a low-profile TSSOP package. Features ♦500kHz/1MHz Current-Mode PWM Step-Up Regulator

Integrated Circuit Module, 4 Phase Stepping Motor Driver, 1.75A

Features: • Low heat generation due to constant current chopper system. • Functions of pause action and power down. • Able to be used in any stepping motor of hybrid typ, P.M. type, V.R. type. • Inverter buffer provides direct drive, for 4 phase dual excitation. • Built in sensing p