HZB6.8MWA Silicon Planar Zener Diode for Surge Absorb ADE-208-971A (Z) Rev.1 Nov. 2001 Features • HZB6.8MWA has two devices in a monolithic, and can absorb surge. • CMPAK package is suitable for high density surface mounting. Ordering Information Type No. Laser Mark Package Code HZB6.8MWA 68M CMPAK Pin Arrangement 3 1. Cathode 2. Cathode 3. Anode 2 1 (Top View) HZB6.8MWA Absolute Maximum Ratings (Ta = 25°C) Item Symbol Value Unit Power dissipation Pd * 200 mW Junction temperature Tj 150 °C Storage temperature Tstg −55 to +150 °C Note: Two device total, See Fig.2. Electrical Characteristics *1 (Ta = 25°C) Item Symbol Min Typ Max Unit Test Condition Zener voltage VZ 6.47 7.00 V IZ = 5 mA, 40 ms pulse Reverse current IR 2 µA VR = 3.5 V Capacitance C 130 pF VR = 0 V, f = 1 MHz rd 30 Ω IZ = 5 mA 30 kV C = 150 pF, R = 330 Ω, Both forward and reverse direction 10 pulse Dynamic resistance 2, ESD-Capability * * 3 Notes: 1. Per one device. 2. Failure criterion ; IR > 2 µA at VR = 3.5 V. 3. Between cathode and anode Rev.1, Nov. 2001, page 2 of 5 HZB6.8MWA Main Characteristic 10-2 Zener Current IZ (A) 10-3 10-4 10-5 10-6 Ta=75°C Ta=25°C 10-7 Ta=-25°C 10-8 0 1 2 3 4 5 6 7 8 Zener Voltage VZ (V) Fig.1 Zener current vs. Zener voltage 250 Power Dissipation Pd (mW) 0.8mm 1.0mm 200 Cu Foil Printed circuit board 25 × 62 × 1.6t mm Material: Glass Epoxy Resin+Cu Foil 150 100 50 0 0 50 100 150 200 Ambient Temperature Ta (°C) Fig.2 Power Dissipation vs. Ambient Temperature Rev.1, Nov. 2001, page 3 of 5 HZB6.8MWA Package Dimensions As of July, 2001 0.1 0.3 +– 0.05 (0.65) (0.65) (0.2) 1.3 ± 0.2 0.9 ± 0.1 0.1 0.3 +– 0.05 + 0.1 0.16 – 0.06 2.1 ± 0.3 0.1 0.3 +– 0.05 (0.425) 1.25 ± 0.1 2.0 ± 0.2 (0.425) Unit: mm 0 – 0.1 Hitachi Code JEDEC JEITA Mass (reference value) Rev.1, Nov. 2001, page 4 of 5 CMPAK — Conforms 0.006 g HZB6.8MWA Disclaimer 1. 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(Taipei Branch Office) 4/F, No. 167, Tun Hwa North Road Hung-Kuo Building Taipei (105), Taiwan Tel : <886>-(2)-2718-3666 Fax : <886>-(2)-2718-8180 Telex : 23222 HAS-TP URL : http://www.hitachi.com.tw Hitachi Asia (Hong Kong) Ltd. Group III (Electronic Components) 7/F., North Tower World Finance Centre, Harbour City, Canton Road Tsim Sha Tsui, Kowloon Hong Kong Tel : <852>-(2)-735-9218 Fax : <852>-(2)-730-0281 URL : http://semiconductor.hitachi.com.hk Copyright © Hitachi, Ltd., 2001. All rights reserved. Printed in Japan. Colophon 5.0 Rev.1, Nov. 2001, page 5 of 5