2SC4934 Silicon NPN Epitaxial Application TO–126FM High voltage amplifier Ordering Information 1 2 hFE 3 ———————————————————— 2SC4934D 250 to 500 1. Emitter 2. Collector 3. Base ———————————————————— 2SC4934E 400 to 800 ———————————————————— Absolute Maximum Ratings (Ta = 25°C) Item Symbol Rating Unit ——————————————————————————————————————————— Collector to base voltage VCBO 120 V ——————————————————————————————————————————— Collector to emitter voltage VCEO 120 V ——————————————————————————————————————————— Emitter to base voltage VEBO 5 V ——————————————————————————————————————————— Collector current IC 0.2 A ——————————————————————————————————————————— Collector power dissipation PC 1.5 W ——————————————————————————————————————————— Collector power dissipation PC*1 8 W ——————————————————————————————————————————— Junction temperature Tj 150 °C ——————————————————————————————————————————— Storage temperature Tstg –55 to +150 °C ——————————————————————————————————————————— Note: 1. Value at TC = 25°C. 2SC4934 Electrical Characteristics (Ta = 25°C) Item Symbol Min Typ Max Unit Test Conditions ——————————————————————————————————————————— Collector to base breakdown voltage V(BR)CBO 120 — — V IC = 10 µA, IE = 0 ——————————————————————————————————————————— Collector to emitter breakdown voltage V(BR)CEO 120 — — V IC = 1 mA, RBE = ∞ ——————————————————————————————————————————— Emitter to base breakdown voltage V(BR)EBO 5 — — V IE = 10 µA, IC = 0 ——————————————————————————————————————————— Collector cutoff current ICBO — — 10 µA VCB = 80 V, IE = 0 ——————————————————————————————————————————— DC current transfer ratio 2SC4934D hFE 250 — 500 VCE = 5 V, IC = 10 mA —————————————————————— 2SC4934E hFE 400 — 800 ——————————————————————————————————————————— Base to emitter voltage VBE — — 1.0 V VCE = 5 V, IC = 10 mA ——————————————————————————————————————————— Collector to emitter saturation voltage VCE(sat) — — 1.0 V IC = 200 mA, IB = 20 mA ——————————————————————————————————————————— Gain bandwidth product fT — 350 — MHz VCE = 10 V, IE = 50 mA ——————————————————————————————————————————— Collector output capacitance Cob — 3.5 — pF VCB = 30 V, IE = 0, f = 1 MHz ——————————————————————————————————————————— See characteristic curves of 2SC4046. 2SC4934 Maximum Collector Power Dissipation Curve Collector Power Dissipation Pc (W) 8 Tc 6 4 2 0 Ta 50 100 150 Temperature T (°C) 200