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Power Management ICs
Switching DC/DC Controllers
Isolated PWM Controllers
Primary Side
Single
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Complementary
Secondary Side
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Buck Controller
Single Output
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Processor Power
DDR
Printable Version
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SC2616
SC2616: Complete DDR Power Solution, General Reference Design
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Features
High-efficiency (90%) switcher for VDDQ supplies 20 Amps
High-current gate drives
Single-chip solution complies fully with ACPI power sequencing specifications
Internal S3 state LDO supplies high standby VDDQ current (0.65 Amp min.)
ACPI sleep state controlled
2 Amp VTT source/sink capability
UVLO on 5 V and 12 V
Indepent thermal shutdown for VDDQSTBY and VTT
Fast transient response
18-pin MLP package
Diagrams
Typical Application Circuit
Click diagram to enlarge
Applications
Power solution for DDR memory per ACPI motherboard specification
High-speed data line termination
Memory cards
Packaging
MLP-18
Order Codes
SC2616MLTR: Package Minimum Tape & Reel Only
SC2616MLTRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
Datasheets
SC2616 Datasheet
(PDF 335KB, 11/05)