Hitachi 55293DLB, Service Manual

Page: 22 / 86

21
Features

Input Voltage Range: 3 V to 22 V

Output Voltage Range: 0.6 V to 2 V

8-A or 10-A Integrated FET Converter

Fewest External Components

Soft-Start Time Programmable by External Capacitor

Switching Frequency: 400 kHz and 800 kHz

D-CAP2™ Architecture to Enable POSCAP and All MLCC Output Capacitor Usage

Integrated and Temperature Compensated Low-Side On-Resistance Sensing for Accurate OCL
Protection

Powergood Output OCL, OVP, UVP and UVLO Protections

Thermal Shutdown (non-latch)

Output Discharge Function Table 1. Current Ratings

Integrated Boost MOSFET Switch

28-Pin, 3.5-mm × 4.5-mm, RVE, QFN Package with 0.4-mm Pitch and 1-mm Height
Applications
• Notebook Computers (VCCIO)
• Memory Rails (DDR VDDQ)
Table: Recommended operating conditions