CS5157H
CS5157H is CPU 5-Bit Synchronous Buck Controller manufactured by onsemi.
features
: on board, 5- bit DAC, short circuit protection, 1.0% output tolerance, VCC monitor, and programmable Soft- Start capability. The CS5157H is available in 16 pin surface mount.
Features http://onsemi.
16 1
SOIC- 16 D SUFFIX CASE 751B
MARKING DIAGRAM
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Dual N- Channel Design Excess of 1.0 MHz Operation 100 ns Transient Response 5- Bit DAC 30 ns Gate Rise/Fall Times 1.0% DAC Accuracy 5.0 V and 12 V Operation Remote Sense Programmable Soft- Start Lossless Short Circuit Protection VCC Monitor 25 ns FET Nonoverlap Time V2t Control Topology Current Sharing Overvoltage Protection Pb- Free Packages are Available-
16 CS5157HG AWLYWW 1 CS5157H A WL Y WW G = Device Code = Assembly Location = Wafer Lot = Year = Work Week = Pb- Free Package
PIN CONNECTIONS
1 VID0 VID1 VID2 VID3 SS VID4 COFF VFFB 16 VFB P LGND VCC1 VGATE(L) PGND VGATE(H) VCC2
ORDERING INFORMATION
Device CS5157HGD16 CS5157HGD16G CS5157HGDR16 CS5157HGDR16G Package SO- 16 SO- 16 (Pb- Free) SO- 16 Shipping † 48 Units/Rail 48 Units/Rail 2500/Tape & Reel
SO- 16 2500/Tape & Reel (Pb- Free)
- For additional information on our Pb- Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D.
© Semiconductor ponents Industries, LLC, 2005
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. Publication Order Number: CS5157H/D
October, 2005
- Rev. 7
12 V 5.0 V
0.1 m F VCC1 VID0 VID1 VID2 VID3 VID4 330 p F VID0 VID1 VID2 VID3 VID4 COFF SS 0.1 m F P VGATE(L) IRL3103 VCC2 VGATE(H) 2.0 m H 1.3 V to 3.5 V @ 13 A IRL3103 1200 m F/10 V × 3 AIEI
PGND
VFB 3.3 k LGND VFFB 100 p F
0.33 m F
1200 m F/10 V × 5 AIEI
Figure 1. Application Diagram, Switching Power Supply for Core Logic
- Pentium) II Processor
MAXIMUM RATINGS
Rating Operating Junction Temperature, TJ Lead Temperature Soldering:...