Ordering number : ENA2191 LA5774MC Monolithic Linear IC LA5774MC Electrical Characteristics at Ta = 25 C, V = 3.3V O Ratings Parameter Symbol Conditions Unit min typ max Reference voltage V 1.235 1.26 1.285 V OS Efficiency 78 % Switching frequency fosc 128 160 192 kHz Line regulation VLINE V = 8 to 20V 40 100 mV O IN Load regulation VLOAD I = 0.5 to 1.5A 10 30 mV O O Output voltage temperature V / Ta Designed target value. * 0.5 mV/ C O coefficient Ripple attenuation factor RREJ f = 100 to 120Hz 45 dB Current limiter operating voltage I 3.1 A S Thermal shutdown operating TSD Designed target value. * 165 C temperature Thermal shutdown Hysteresis TSD Designed target value. * 15 C width * Design target value: No measurement made. PACKAGE DIMENSIONS 2 D PAK5 / SMP5J CASE 418AS ISSUE O SEATING NOTES: C PLANE 1. DIMENSIONING AND TOLERANCING PER ASME E A Y14.5M, 1994. A B 2. CONTROLLING DIMENSION: MILLIMETERS. 3. DIMENSIONS D AND E DO NOT INCLUDE MOLD c2 FLASH, PROTRUSIONS, OR GATE BURRS. MOLD FLASH, PROTRUSIONS, OR GATE BURRS SHALL NOT EXCEED 0.15 MILLIMETERS PER SIDE. 4. DIMENSIONS D AND E ARE DETERMINED AT THE L3 OUTERMOST EXTREMES OF THE PLASTIC BODY. 5. DATUMS A AND B ARE DETERMINED AT DATUM D PLANE C. DETAIL A MILLIMETERS DIM MIN MAX 12 34 5 A 4.20 4.80 A1 0.00 0.30 PIN 1 L1 A3 2.40 3.00 INDICATOR b 0.75 1.05 c 0.25 0.55 e c c2 1.10 1.50 BOTTOM VIEW 5X b D 9.50 10.30 SIDE VIEW E 9.80 10.20 M M 0.13 B A TOP VIEW e 1.70 BSC L 1.20 1.80 L1 3.80 4.40 L3 1.00 1.40 RECOMMENDED SOLDERING FOOTPRINT* A3 11.00 c L A1 DETAIL A 7.80 15.60 5X 2.50 5X 1.70 1.30 PITCH DIMENSIONS: MILLIMETERS *For additional information on our PbFree strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. No.A2191-2/6