ADP3155 - Analog Devices

ADP3155 5-Bit Programmable Triple Power Supply Controller

R VT2 CT CMP ADP3155 DAC 1.20V The ADP3155 is a highly efficient synchronous buck switching regulator controller optimized for converting the 5 V main supply into the core supply voltage required by the Pentium III and other high performance processors. The ADP3155 uses an internal 5-bit DAC to read a voltage identification (VID) code directly from th.

Features

Active Voltage Positioning with Gain and Offset Adjustment Optimal Compensation for Superior Load Transient Response VRM 8.2, VRM 8.3 and VRM 8.4-Compliant 5-Bit Digitally Programmable 1.3 V to 3.5 V Output Dual N-Channel Synchronous Driver Two Onboard Linear Regulator Controllers Total Output Accuracy ؎1% Over Temperature High Efficiency, Current-Mode Operation Short Circuit Protection Overvoltage Protection Crowbar Protects Microprocessors, with No Additional External Components Power Good Output TSSOP-20 Package APPLICATIONS Desktop PC Power Supplies for: Pentium II and Pentium III Processo.