NCP5201 Datasheet | onsemi

features include soft- start circuitry and undervoltage monitoring of VCC and VSTBY. The IC is packaged in a 5 × 6 QFN- 18. Features http://onsemi. MARKING DIAGRAM 1 1 NCP5201 AWLYYWW G G - - - - - - - - - - - - Incorporates VDDQ, VTT Regulators Internal Switching Standby Regulator for VDDQ All External Power MOSFETs Are N- Channel Adjustable VDDQ VTT Tracks VDDQ/2 Fixed Switching Frequency of 250 k Hz for VDDQ in Normal Mode Doubled Switching Frequency (500 k Hz) for Standby Mode .. Soft- Start Protection for VDDQ Undervoltage Monitor Short- Circuit Protection for Both VDDQ and VTT Outputs Housed in a space saving 5 × 6 QFN- 18 Pb- Free Packages are Available- 18- LEAD QFN, 5 x 6 mm MN SUFFIX CASE 505 A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week G = Pb- Free Package (Note: Microdot may be in either location) PIN CONNECTIONS Typical Applications - DDR Termination Voltage - Active Termination Busses (SSTL- 2, SSTL- 3) FBDDQ FBVTT PGND VSTBY VTT VTT OCDDQ VDDQ NC 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 SS P VCC TGDDQ BGDDQ SDDQ AGND S3_EN PWRGD NOTE: Pin 19 is the thermal pad on the bottom of the device. ORDERING INFORMATION Device NCP5201MN NCP5201MNG NCP5201MNR2 NCP5201MNR2G Package 18- Lead QFN 18- Lead QFN (Pb- Free) Shipping† 61 Units / Rail 61 Units / Rail 18- Lead QFN 2500/T ape & Reel 18- Lead QFN 2500/T ape & 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, 2006 †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: NCP5201/D April, 2006 - Rev. 11 5V L1 1.0 m H R2 10 k R3 10 k C1 1000 m F 5 VSTBY C4 1.0 m F 12 V C5 1.0 m F C2 1.0 m F AGND S3 4 11 S3_EN R6 16 W C10 100 n F R7 1.15 k C11 6.8 n F R12 20 k 8...