BZX79 Datasheet | General Semiconductor

FEATURES The Zener voltages are graded according to the international E 24 standard. Higher Zener voltages and 1% tolerance available on request. max. .150 (3.8) max. ∅.079 (2.0) Diodes available in these tolerance series: ±2% BZX79-B ±3% BZX79-F ±5% BZX79-C Cathode Mark min. 1.083 (27.5) max. ∅.020 (0.52) MECHANICAL DATA Case: DO-35 Glass Case Weight: approx. 0.13 g Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature 8unless otherwise specified SYMBOL VALUE UNIT Zener Current (see Table “Characteristics”) Power Dissipation at Tamb = 25°C Junction Temperature Storage Temperature Range Continuous Forward Current Peak reverse power dissipation (non-repetitive) tp=100ms, square wave Ptot Tj TS IF PZSM 500(1) -65 to 200 -65 to + 200 250 40 m W °C °C m A Watts Characteristics at Tamb = 25°C SYMBOL MIN. TYP. MAX. UNIT Thermal Resistance Junction to Ambient Air Forward Voltage at IF = 10 m A Rth JA - - 0.3(1) °C/W - - Volts NOTES: (1) Valid provided that leads are kept at ambient temperature at a distance of 8mm from case. 12/10/98 BZX79 SERIES ELECTRICAL CHARACTERISTICS Ratings at 25°C ambient temperature unless otherwise specified. Type Dynamic resistance at IZ = 1 m A f = 1 k HZ rzj Ω max < 600 < 600 < 600 < 600 < 600 < 600 < 600 500 480 400 150 80 80 80 100 150 150 150 170 200 200 225 225 250 250 300(4) 300(4) 325 (4) y = B for ±2%VZ at y = F for ±3%VZ IZ = 5 m A y = C for ±5%VZ f = 1 k HZ rzj Ω max. BZX79 - y2V4 BZX79 - y2V7 BZX79 - y3V0 BZX79 - y3V3 BZX79 - y3V6 BZX79 - y3V9 BZX79 - y4V3 BZX79 - y4V7...