CS5157
CS5157 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 CS5157 is available in 16 pin surface mount. http://onsemi. MARKING DIAGRAM
16 16 CS5157 AWLYWW 1
SOIC- 16 D SUFFIX CASE 751B
- -
- -
- -
- -
- -
- -
- -
- Features
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 & 12 V Operation Remote Sense Programmable Soft Start Lossless Short Circuit Protection VCC Monitor 25 ns FET Nonoverlap Time V2™ Control Topology Current Sharing Overvoltage Protection
A WL, L YY, Y WW, W
= Assembly Location = Wafer Lot = Year = Work Week
PIN CONNECTIONS
VID0 VID1 VID2 VID3 SS VID4 COFF VFFB 1 16 VFB P LGND VCC1 VGATE(L) PGND VGATE(H) VCC2
ORDERING INFORMATION
Device CS5157GD16 CS5157GDR16 Package SO- 16 SO- 16 Shipping 48 Units/Rail 2500 Tape & Reel
© Semiconductor ponents Industries, LLC, 2006
July, 2006
- Rev. 7
Publication Order Number: CS5157/D
12 V 5.0 V
0.1 μF VCC1 VID0 VID1 VID2 VID3 VID4 330 p F VID0 VID1 VID2 VID3 VID4 COFF SS P LGND VGATE(L) IRL3103 VCC2 IRL3103 2.0 μH 1200 μF/10 V × 3 AIEI
VGATE(H)
1.3 V to 3.5 V @ 13 A
PGND
0.1 μF
VFB 3.3 k VFFB 100 p F
0.33 μF
1200 μF/10 V × 5 AIEI
Figure 1. Application Diagram, Switching Power Supply for Core Logic
- Pentium) II Processor
ABSOLUTE MAXIMUM RATINGS-
Rating Operating Junction Temperature, TJ Lead Temperature Soldering: Storage Temperature Range, TS ESD Susceptibility (Human Body Model) 1. 60 second maximum above 183°C.
- The maximum package power dissipation must be observed. Reflow: (SMD styles only) (Note 1) Value 0 to 150 230 peak
- 65 to +150 2.0 Unit °C °C °C k...
