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| HZK Series SILICON EPITAXIAL PLANAR ZENER DIODES for Stabilized Power Supply LL-34 Features * LLD package is suitable for high-density surface mounting and high speed assembly. * Low leakage, low zener impedance and maximum power dissipation of 500 mW. * Wide spectrum from 1.9V through 38V of zener voltage provide flexible application. Absolute Maximum Ratings (Ta = 25oC) Symbol Power Dissipation Junction Temperature Storage Temperature Range Note: With P.C. Board. Ptot Tj TS Value 500 175 -55 to +175 Unit mW O O C C SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 22/01/2005 HZK Series Electrical Characteristics ( Ta = 25oC) Zener Voltage TYPE Min. HZK2B HZK2C HZK3A HZK3B HZK3C HZK4A HZK4B HZK4C HZK5A HZK5B HZK5C HZK6A HZK6B HZK6C HZK7A HZK7B HZK7C HZK9A HZK9B HZK9C HZK11A HZK11B HZK11C HZK12A HZK12B HZK12C HZK15 HZK16 HZK18 HZK20 HZK22 HZK24 HZK27 HZK30 HZK33 HZK36 1.9 2.2 2.5 2.8 3.1 3.4 3.7 4.0 4.3 4.6 4.9 5.2 5.5 5.8 6.3 6.7 7.2 7.7 8.3 8.9 9.5 10.2 10.9 11.6 12.4 13.2 14.1 15.3 16.9 18.8 20.9 22.9 25.2 28.2 31.2 34.2 Reverse Current IR (A) IZ (mA) 5 Dynamic Resistance rd () VZ (V) (1) Max. 2.3 2.6 2.9 3.2 3.5 3.8 4.1 4.4 4.7 5.0 5.3 5.7 6.0 6.4 6.9 7.3 7.9 8.5 9.1 9.7 10.3 11.1 11.9 12.7 13.4 14.3 15.5 17.1 19.0 21.1 23.3 25.5 28.6 31.6 34.6 38.0 5 5 5 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 5 1 5 1 5 1 5 1 5 5 5 5 5 5 5 5 Max. 5 VR (V) 0.5 Max. 100 lZ (mA) 5 0.5 100 5 1.0 100 5 1.5 100 5 2 40 5 3.5 15 5 5 20 5 7.5 25 5 9.5 35 5 11 12 13 15 17 19 21 23 25 27 40 45 55 60 65 70 80 100 120 140 5 5 5 2 2 2 2 2 2 2 Note: 1). Tested with DC 2). Tested with pulses tp = 20 ms. SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 22/01/2005 HZK Series Fig.1- Zener current versus zener voltage HZK3 HZK4 HZK5 HZK6 HZK7 HZK9 HZK20 HZK12 HZK22 HZK11 HZK24 10 HZK2 HZK18 HZK30 HZK33 8 Zener Current Iz (mA) HZK15 6 4 2 0 HZK16 HZK27 HZK36 4 8 12 16 20 24 28 32 36 40 Zener voltage Vz (v) Fig.2 Temperature Coefficient Vs. Zener voltage Fig. 3 Power dissipation Vs. Ambient temperature ( %/ C) %/ C Zener voltage temperature coefficient z (mV / C) mV / C Zener voltage VZ ( V ) Power dissipation Ptot ( mW ) Zener voltage temperature coefficient z Ambient temperature Ta ( C ) SEMTECH ELECTRONICS LTD. (R) (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 22/01/2005 |
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