U5ZA27(Z),U5ZA27C TOSHIBA ZENER DIODE SILICON DIFFUSED-JUNCTION TYPE U5ZA27(Z),U5ZA27C Unit: mm BEST SUITED FOR OVERVOLTAGE PROTECTION OF ELECTRONICSYSTEM : ELECTRONIC SYSTEM FOR USE IN AUTOMOBILES ELECTRONIC SYSTEM FOR COMMERCIAL USE ELECTRONIC SYSTEM FOR INDUSTRIAL USE FOR COMMUNICATIONS, CONTROLS, MEASURING INSTRUMENTS, ETC. l High surge power withstanding capabilities that absorb load dump surge. l Excellent surge responsibility for steep surge absorption. l Surface mount type is available for easy applications. Axial lead type is also available. l Corresponds to taping packages. MAXIMUM RATINGS (Ta = 25°C) CHARACTERISTIC SYMBOL RATINGS UNIT Allowable power dissipation (Note 1) P 5 W IRSM 62 A Junction temperature Tj −40~150 °C Storage temperature Tstg −40~150 °C Non-repetitive peak reverse surge current (See Fig.1 for the exponents.) JEDEC JEITA TOSHIBA ― ― 3−11J2A Weight: 2.5 g Note 1: Lead tip temperature TL = 25°C Fig.1 ELECTRICAL CHARACTERISTICS (Ta = 25°C) Zener voltage VZ [V] (IZ = 10 mA) Type No. U5ZA27(Z) / C Operating resistance rd [Ω] (IZ = 10 mA) Min Typ. Max Max 24.0 27 30.0 30 Temperature coefficient αT [mV / °C] (IZ = 10 mA) Typ. Max 23 1 36 Forward voltage VF [V] (IF = 6 A) Reverse current IR [µA] (VR = 22 V) Max Max 1.2 10 2001-07-11 U5ZA27(Z),U5ZA27C MARKING STANDARD SOLDERING PAD Unit: mm 2 2001-07-11 U5ZA27(Z),U5ZA27C 3 2001-07-11 U5ZA27(Z),U5ZA27C RESTRICTIONS ON PRODUCT USE 000707EAA · TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of such TOSHIBA products could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability Handbook” etc.. · The TOSHIBA products listed in this document are intended for usage in general electronics applications (computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this document shall be made at the customer’s own risk. · The information contained herein is presented only as a guide for the applications of our products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others. · The information contained herein is subject to change without notice. 4 2001-07-11