Linear Technology DC1930A Demo Manual

DESCRIPTION LT3744 High Current Synchronous Inverting Buck-Boost LED Driver Demonstration circuit 1930A is a high current synchronous inverting buck-boost LED driver featuring the LT®3744. The unique drive stage used on the LT3744 allows the anodes of three LEDs to be connected together for better heat sinking in both the step ...

DESCRIPTION Figure 1: DC1930A Current Rise Time: VIN = 12V, LED Voltage = 4.2V when ON. Total LED Current = 12A Demonstration circuit 1930A is easy to set up to evalu- ate the performance of the LT3744. Refer to Figure 2 for proper measurement equipment setup and follow the procedure below: 1. With power off, connect the input ...

Figure 2. Proper Measurement Equipment Setup QUICK START PROCEDURE Downloaded from Arrow.com. Downloaded from Arrow.com. Downloaded from Arrow.com. ...

PARTS LIST ITEM QTY REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER Required Circuit Components 1 4 C1, C2, C24, C25 CAP., X7R, 10µF, 50V, 10%, 1210 MURATA, GRM32ER71H106KA12L 2 1 C4 CAP., ALUM., ELECT., 56µF, 50V SUN ELECTRONIC INDUSTRIES CORP., 50HVT56M 3 1 C6 CAP., X7R, 0.22μF, 25V, 10% 0603 MURATA, GRM188R71E224KA88D ...

Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. SCHEMATIC DIAGRAM 5 ...

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