HZS-LL Series - Silicon Epitaxial Planar Zener Diodes for Hard Knee Low Noise Features * Vz-Iz characteristics are semilogarithmic linear from Iz=1nA to ImA and have sharper breakdown knees in a low current region, and also lower V7 temperature coefficients . * Low dynamic impedance and low noise in the low current region (approximately 1/10 lower than the current zeners\. * Suitable for 5mm-pitch high speed automatic Outline insertion. Type No. Ordering Information Cathode band Type No. Mark Package Code 1. Cathode HZS-LL Series Type No. MHD 2. Anode Absolute Maximum Ratings (Ta = 25C) Item Symbol Value Unit Power dissipation Pd 250 mW Junction temperature Tj 175 C Storage temperatura Tstg 55 to +175 C Electrical Characteristics (Ta = 25C) AV, AV Vz (V)* Ip (NA) Zzr (Q) Zzx"* (k2) (V) (V) lz Vr Izy Izx Type Grade Min Max (mA) Max (V) Max (mA) Typ (jiA) Max Max HZS2LL A 16 20 05 100 (05 350 0.5 (1.2) 50 0.5 0.6 B 19 2.3 Cc 22 2.6 HZS3LL A 25 2.9 0.5 1001.0 360 0.5 (1.2) 50 0.5 0.6 B 28 3.2 Cc 3.1 3.5 195 HZS-LL Series **AV2, AV29 Vz(V)* Ip (NA) 2z7 (Q) ZzK"* (kQ) (Vv) (V) lz Ve Izy Iz Type Grade Min. Max (mA) Max (V) Max (mA) Typ (1A) Max Max HZS4LL A 3.4 3.8 0.5 100 2.0 370 0.5 (1.5) 50 0.5 0.6 B 3.7 44 c 40 44 HZS5LL A 43 47 O85 100 3.0 380 0.5 (1.5) 50 0.5 0.6 B 46 5.90 Cc 49 53 * Tested with DC. ** Reference only *** AV2, = Vz (Iz = 0.5 mA) Vz, (lz = 0.05 mA) we AV72 = Vz (lz = 0.05 mA) - Vz9 (lz = 0.001 mA} Note: Type No. is as follows; HZS2ALL, HZS2BLL, HZS5CLL. b 2 10 10 db on he 2, > Zener Current Iz (A) 3, o Temperature Coefficient Yz (%/C) b QoQ w & Temperature Coefficient yz (mV/C) 5 = 10 > $ E004 152 Oo a -7 N N 10 10 0. 2.0 0 1 2 3 4 5 6 7 8 1 2 3 4 5 6 Zener Voltage Vz (V) Zener Voltage Vz (V) Fig.1 Zener current Vs. Fig.2 Temperature Coefficient Zener voltage Vs. Zener voltage 196 HZS-LL Series Power Dissipation Py (mW) 250 200 ah a Qo Q o oO \ Printed circuit board 100180x1.6tmm \ Quality: paper phenol \ \ \ 50 100 150 Ambient Temperature Ta (C) Fig.3 Power Dissipation Vs. Ambient Temperature 200 197