LPE-3325-CST Vishay Dale Surface Mount Current Sense Transformers FEATURES • Surface mount design • • • • • • Compatible with surface mount process temperatures Designed for switching supply applications Optimal performance at 100 kHz and above Five standard turns ratios Custom Designs available Lead (Pb)-free construction RoHS COMPLIANT APPLICATIONS • • • • • • Switching power supplies AC current detection Output supply for control circuitry Appliances Medical equipment Office equipment STANDARD ELECTRICAL SPECIFICATIONS MODEL TURNS RATIO SECONDARY INDUCTANCE AT 100 kHz, 0.1 V MIN. (µH) SECONDARY DC RESISTANCE MAX. (Ohms) PRIMARY AMPS LPE-3325-CST030 LPE-3325-CST040 LPE-3325-CST050 LPE-3325-CST070 LPE-3325-CST125 30 40 50 70 125 180 320 500 980 3000 1.00 1.35 2.50 4.71 7.70 6 6 6 6 6 DIMENSIONS in inches [millimeters] Pin 8 4 3 0.199 [5.05] Min. 0.265 [6.73] Max. 0.256 [6.50] Max. 6 White Dot Pin 1 Designator 0.205 [5.21] Max. 1 Clip Opening Opposite Pin 1 0.323 Max. [8.20] Pin 7 0.037 Max. [0.94] (Typ.) 0.028 [0.71] 0.268 [6.81] 0.073 [1.85] (Typ.) Schematic 8 6 7 0.199 [5.05] Min. 0.265 [6.73] Max. 4 0.028 [0.71] DESCRIPTION LPE-3325 CST 125 ER e2 MODEL SERIES TURNS RATIO PACKAGE CODE JEDEC LEAD (Pb)-FREE STANDARD GLOBAL PART NUMBER L P MODEL www.vishay.com 152 E 3 3 2 SIZE 5 E R PACKAGE CODE 1 2 5 TURNS RATIO For technical questions, contact: [email protected] C S T SERIES Document Number: 34155 Revision: 01-Mar-06 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1