Si9182DB

Si9181DB/Si9182DB Vishay Siliconix Si9181DB/Si9182DB Demonstration Board FEATURES D 2-V to 6-V Input Voltages Range D Uses Low-ESR Ceramic Capacitors At The Input and Output D Fast Load and Line Transient Response – On Board Load Transient Response Test Circuit D 100-mVrms Noise With Noise Bypass Capacitor – Probe Clip Provision For Accurate Noise Measurement D 1-mA Maximum Shutdown Current. D Built In Short Circuit and Thermal Protection D Out of Regulation Error Flag D Fixed 1.5-V, 1.8-V, 2.0-V, 2.5-V, 2.8-V, 3.0-V 3.8-V, 5.0-V, Or Adjustable Voltage Versions Available D Provision To Measure The Ground Current D Si9181—Low 150-mV Dropout At 350-mA Load – 500-mA Peak Current Capability – TSSOP-8 Package With 833-mW Power Dissipation D Si9182—Low 105 mV Dropout At 250-mA Load – 500-mA Peak Current Capability – Space Saving MSOP-8 Package With 666-mW Power Dissipation DESCRIPTION The Si9181DQ/Si9182DH are the extremely low drop CMOS linear regulator ICs operating from 2-V to 6-V input. These devices offer ultra-low ground current and low dropout to extend the battery life in portable electronics. The demo boards are designed to verify different features easily and quickly. The input and output capacitors are selected to meet the specified noise and transient requirement. The device features the use of low ESR, low cost multi-layer ceramic capacitors. The Si9181DB/Si9182DB are provided with a MOSFET switch along with other components to measure the load transient response. T...