LTC3735 Datasheet, PDF (32/32 Pages) Linear Technology – 2-Phase, High Efficiency DC/DC Controller for Intel Mobile CPUs

LTC3735
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DESCRIPTION
Single Phase DC/DC Controller for Intel IMVP-6/6+/6.5 CPUs
3-Phase, 5-Bit VID, 600kHz, Synchronous Controller
Single Phase DC/DC Controller for IMVP-4
Dual, 2-Phase Synchronous Step-Down DC/DC Controllers with
Excellent Current Share when Paralleled
2-Phase, Single Output Synchronous Step-Down DC/DC Controller
with Diff Amp and DCR Temperature Compensation
Dual 2-Phase, High Efficiency Synchronous Step-Down DC/DC
Controller, R_SENSE or DCR Current Sensing and Tracking
Dual, Multiphase, Synchronous Step-Down DC/DC Controller with
Diff Amp and Three-State Output Drive
Dual, Multiphase, Synchronous Step-Down DC/DC Controller with
Diff Amp and DCR Temperature Compensation
3-Phase, Single Output Synchronous Step-Down Controller with Diff
Amp and DCR Temperature Compensation
Triple Output, Multiphase Synchronous Step-Down DC/DC Controller,
R_SENSE or DCR Current Sensing and Tracking
COMMENTS
7-Bit IMVP-6 VID: 0.00V ≤ V_OUT ≤ 1.50V,
4.5V ≤ V_IN ≤ 36V, Very Low Duty Cycle Capable
5-Bit VRM 9/9.1: 1.10V ≤ V_OUT ≤ 1.85V
6-Bit IMVP-4 VID: 0.70V ≤ V_OUT ≤ 1.708V,
4.5V ≤ V_IN ≤ 30V, Lossless Voltage Positioning
Phase-Lockable Fixed 250kHz to 780kHz Frequency,
4V ≤ V_IN ≤ 38V, 0.8V ≤ V_OUT ≤ 12.5V
Phase-Lockable Fixed 250kHz to 770kHz Frequency,
4.5V ≤ V_IN ≤ 38V, 0.8V ≤ V_OUT ≤ 5V
Phase-Lockable Fixed 250kHz to 780kHz Frequency,
4V ≤ V_IN ≤ 30V, 0.8V ≤ V_OUT ≤ 5.25V
Operates with Power Blocks, DRMOS Devices or External
Drivers/MOSFETs, 3V ≤ V_IN ≤ 24V, t_ON(MIN) = 20ns
Phase-Lockable Fixed Frequency 250kHz to 770kHz,
4.5V ≤ V_IN ≤ 38V, 0.8V ≤ V_OUT ≤ 12V
Phase-Lockable Fixed 250kHz to 770kHz Frequency,
4.5V ≤ V_IN ≤ 38V, 0.8V≤ V_OUT ≤ 5V
Phase-Lockable Fixed 250kHz to 750kHz Frequency,
4V ≤ V_IN ≤ 24V, V_OUT3 Up to 13.5V
32 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
3735fa
LT 0411 REV A • PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 2002