1N4989US - Datasheet Archive

 

PART NUMBER: 1N4989US DESCRIPTION: Zeners, 200 VOLT, 5W SILICON VOLTAGE REGULATOR -All ratings are at TA =25°C unless

 

Zener PART NUMBER: 1N4989US 1N4989US DESCRIPTION: Zeners, 200 VOLT, 5W SILICON VOLTAGE REGULATOR -All ratings are at TA =25°C unless otherwise specified MAXIMUM RATINGS / ELECTRICAL CHARACTERISTICS RATING SYMBOL VALUE UNITS MIN ZENER VOLTAGE Min VZ 190 Vdc MAX ZENER VOLTAGE Max VZ 210 Vdc IZ 5 mAmps dc Max ZZ 500 ohm VR 152 Vdc MAXIMUM REVERSE CURRENT Max IR 2 uAmps dc MAXIMUM KNEE IMPEDENCE Max ZK 1850 ohm MAXIMUM VOLTAGE REGULATION Max VZ 18 Vdc MAXIMUM TEMPERATURE COEFFICIENT aVZ .11 %/C DC MAXIMUM RATED SURGE CURRENT IZSM .5 A IZ 24 mA TEST CURRENT MAX IMPEDENCE REVERSE VOLTAGE MAXIMUM DC CURRENT MECHANICAL DIMENSIONS: In Inches / mm *This drawing is for reference only. Data and specifications subject to change without notice. DISCLAIMER: 1- The information given herein, including the specifications and dimensions, is subject to change without prior not ice to improve product characteristics. Before ordering, purchasers are advised to contact the Sensitron sales department for the latest version of the datasheet (s) . 2- In cases where extremely high reliability is required (such as use in nuclear power cont rol, aerospace and aviat ion, t raffic equipment , medical equipment , and safety equipment ) , safety should be ensured by using semiconductor devices that feature assured safety or by means of users' fail-safe precautions or other arrangement . 3- In no event shall Sensitron be liable for any damages that may result from an accident or any other cause during operation of the user's units according to the datasheet (s) . Sensitron assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information, products or circuits described in the datasheets. 4- In no event shall Sensitron be liable for any failure in a semiconductor device or any secondary damage resulting from use at a value exceeding the absolute maximum rating. 5- No license is granted by the datasheet (s) under any patents or other rights of any third party or Sensitron. 6- The datasheet (s) may not be reproduced or duplicated, in any form, in whole or part , without the expressed writ ten permission of Sensitron. 7- The products ( technologies) described in the datasheet (s) are not to be provided to any party whose purpose in their application will hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third party. When exporting these products ( technologies) , the necessary procedures are to be taken in accordance with related laws and regulations. 221 West Industry Ct., Deer Park, NY 11729-4681 PHONE (631) 586-7600 FAX (631) 242-9798