LM2638 - Motherboard Power Supply Solution

Texas Instruments

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Datasheet Details

Part number: LM2638
Manufacturer: Texas Instruments ↗
File Size: 343.59 KB
Datasheet: LM2638-etcTI.pdf
Description: Motherboard Power Supply Solution

LM2638 Product details

Description

The LM2638 provides a comprehensive embedded power supply solution for motherboards hosting high performance MPUs such as Pentium™ II, M II™, K6™-2 and other similar high performance MPUs..

Features

1.
2345 Provides 3 regulated voltages.
Power Good flag and output enable.
Charge pump pin.
Switching Section.
Synchronous rectification.
5-bit DAC programmable down to 1.3V.
Typical ±1% DAC tolerance.
Switching frequency: 50 kHz to 1 MHz.
Over-voltage protection.
Two methods of over-current protection.
Adaptive non-overlapping FET gate drives.
Soft start without external capacitor.

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Motherboard Power Supply Solution Texas Instruments

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