OKL-T/1-W12 Series www.murata-ps.com Programmable Output 1-Amp iLGA SMT PoLs Typical unit FEATURES PRODUCT OVERVIEW The OKL-T/1-W12 series are non-isolated Point- topology, the high power conversion ef cient Point iLGA inspectable Land Grid Array of-Load (PoL) DC/DC power converters for embed- of Load (PoL) module features programmable output 2.9-14Vdc input voltage range ded applications. Featuring inspectable Land Grid voltage and On/Off control. These converters also Programmable output voltage from 0.9-5.5Vdc Array (iLGA) format, the OKL-T/1-W12 measures include under voltage lock out (UVLO), output short Drives up to 200 F ceramic capacitive loads only 0.488 x 0.488 x 0.18 inches max. (12.4 x 12.4 circuit protection, and over-current protections. x 4.57 mm max.). These units are designed to meet all standard High power conversion ef ciency at 90% The wide input range is 2.9 to 14 Volts DC. The UL/EN/IEC 60950-1 safety certi cations (2nd Edition) Outstanding thermal derating performance maximum output current is 1 Amp. Based on xed- and RoHS-6 hazardous substance compliance. Short circuit and over current protection frequency synchronous buck converter switching On/Off control UL/EN/IEC 60950-1 safety (pending) RoHS-6 hazardous substance compliance Connection Diagram +Vin +Vout t 4XJUDIJOH F1 On/Off Control t JMUFST Controller t VSSFOU 4FOTF External Trim DC Power Reference and Open = On Source Error Amplier Closed = Off (Positive On/Off) Common Common Figure 1. OKL-T/1-W12 Note: Murata Power Solutions strongly recommends an external input fuse, F1. See speci cations. For full details go to www.murata-ps.com/rohs www.murata-ps.com/support MDC OKL-T/1-W12 Series.B11 Page 1 of 18OKL-T/1-W12 Series Programmable Output 1-Amp iLGA SMT PoLs PERFORMANCE SPECIFICATIONS SUMMARY AND ORDERING GUIDE Output Input Package - Pinout P83 Ef ciency On/Off Model Number Regulation (max.) Vout Iout (Amps, Power R/N (mV p-p) Vin nom. Range Iin, no load Iin, full load Case C83 Logic (Volts) max.) (Watts) Max. (Volts) (Volts) (mA) (Amps) inches (mm) Line Load Min. Typ. 0.488x0.488x0.18 max OKL-T/1-W12P-C 0.9-5.5 1 5 10 0.25% 0.25% 12 2.9-14 10 0.46 88.7% 90% Pos. 12.4x12.4x4.57 max 0.488x0.488x0.18 max OKL-T/1-W12N-C 0.9-5.5 1 5 10 0.25% 0.25% 12 2.9-14 10 0.46 88.7% 90% Neg. 12.4x12.4x4.57 max The output range is limited by Vin. (Vin x 0.8) Vout. Use adequate ground plane and copper thickness adjacent to the converter. All speci cations are at nominal line voltage, Vout=nominal (5V for W12 models) and full load, Ripple and Noise (R/N) and no-load input current are shown at Vout=1V. See specs for details. +25 deg.C. unless otherwise noted. Output capacitors are 10 F ceramic. Input cap is 22 F. See detailed speci cations. I/O caps are necessary for our test equipment and may not be needed for your application. PART NUMBER STRUCTURE OK L-/T 1 - W12 N - C Okami Non-isolated PoL RoHS Hazardous Substance Compliance LGA Surface Mount C = RoHS-6 (does not claim EU RoHS exemption 7b lead in solder) On/Off Logic P = Positive Logic N = Negative Logic Trimmable Output Voltage Range 0.5915.5Vdc Input Voltage Range 2.914Vdc Maximum Rated Output Current in Amps Product Label Because of the small size of these products, the product label contains a Model Number Product Code character-reduced code to indicate the model number and manufacturing date OKL-T/1-W12P-C L01101 code. Not all items on the label are always used. Please note that the label OKL-T/1-W12N-C L00101 differs from the product photograph. Here is the layout of the label: The manufacturing date code is four characters: XXXXXX Product code Mfg. First character Last digit of manufacturing year, example 2009 date YMDX Rev. Revision level code Second character Month code (1 through 9 = Jan-Sep O, N, D = Oct, Nov, Dec) Figure 2. Label Artwork Layout Third character Day code (1 through 9 = 1 to 9, 10 = 0 and 11 through 31 = A through Z) The label contains three rows of information: Fourth character Manufacturing information First row Murata Corporation mark Second row Model number product code (see table) Third row Manufacturing date code and revision level www.murata-ps.com/support MDC OKL-T/1-W12 Series.B11 Page 2 of 18