BZT55B2V7

Pb RoHS COMPLIANCE BZT55B SERIES 0.5 Watts Hermetically Sealed Glass Zener Voltage Regulators QUADRO MINI MELF Features — Zener voltage range 2.0 to 75 volts — Mini-MELF package — Surface device type mounting — Hermetically sealed glass — Compression Bonded Construction — All external surfaces are corrosion resistant and terminals are readily solderable — RoHS compliant — Matte Tin(Sn) lead finish — Blue color band indicates negative polarity Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25 oC ambient temperature unless otherwise specified. Type Number Symbol Value Power Dissipation Ptot 500 Operating and Storage Temperature Range TJ, TSTG -65 to + 200 Notes: These ratings are limiting values above which the serviceability of the diode may be impaired Units mW oC Version: B07 RATINGS AND CHARACTERISTIC CURVES(BZT55B SERIES) TKVZ - Temperature Coefficient of VZ (10-4/K) Ptot - Total Power Dissipation (mW) 600 500 400 300 200 100 0 0 40 80 120 160 200 Tamb - Ambient Temperature (°C) Figure 1. Total Power Dissipation vs. Ambient Temperature 1000 Tj = 25 °C 100 IZ = 5 mA 10 VZ - Voltage Change (mV) 1 0 5 10 15 20 25 V - Z-Voltage (V) Z Figure 2. Typical Change of Working Voltage under Operating Conditions at Tamb=25°C VZtn - Relative Voltage Change 1.3 VZtn = VZt/VZ (25 °C) 1.2 TKVZ = 10 x 10-4/K 8 x 10-4/K 6 x 10-4/K 1.1 4 x 10-4/K 2 x 10-4/K 1.0 0 - 2 x 10-4/K 0.9 - 4 x 10-4/K 0.8 - 60 0 60 120 180 240 ...