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HIP6502 - Multiple Linear Power Controller with ACPI Control Interface

General Description

Connect this pin to the ATX 3.3V output.

This pin provides the output current for the 2V5CLK pin, and is monitored for power quality.

Key Features

  • Provides 5 ACPI-Controlled Voltages - 5VDUAL USB/Keyboard/Mouse (Active/Sleep) - 3.3VDUAL/3.3VSB PCI/Auxiliary/LAN (Active/Sleep) - 2.5VMEM RDRAM (Active/Sleep) - 3.3VMEM SDRAM (Active/Sleep) - 2.5VCLK Clock/Processor Terminations (Active Only).
  • Excellent Output Voltage Regulation - 3.3VDUAL/3.3VSB Output: ±2.0% Over Temperature; Sleep State Only - 2.5VMEM and 3.3VMEM Output: ±2.0% Over Temperature; Both Operational States (3.3VMEM in sleep only) - 2.5VCLK Output: ±2.0% Over T.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HIP6502 Data Sheet December 1999 File Number 4775.1 Multiple Linear Power Controller with ACPI Control Interface The HIP6502 complements either an HIP6020 or an HIP6021 in ACPI-compliant designs for microprocessor and computer applications. The IC integrates four linear controllers/regulators, switching, monitoring and control functions into a 20-pin SOIC package. One linear controller generates the 3.3VDUAL/3.3VSB voltage plane from the ATX supply’s 5VSB output, powering the south bridge and the PCI slots through an external pass transistor during sleep states (S3, S4/S5). A second transistor is used to switch in the ATX 3.3V output for operation during S0 and S1/S2 (active) operating states. Two linear controllers/regulators supply a choice of either or both of the computer system’s 2.