2SC4928 Silicon NPN Triple Diffused Application TO–3PL Character Display Horizontal Deflection Output Features • High speed switching time: 0.5 µs max • High breakdown voltage, high current: VCBO = 1500 V, IC = 15 A • Suitable for large size CRT Display 1 2 3 1. Base 2. Collector 3. Emitter Absolute Maximum Ratings (Ta = 25°C) Item Symbol Rating Unit ——————————————————————————————————————————— Collector to base voltage VCBO 1500 V ——————————————————————————————————————————— Collector to emitter voltage VCEO 800 V ——————————————————————————————————————————— Emitter to base voltage VEBO 6 V ——————————————————————————————————————————— Collector current IC 15 A ——————————————————————————————————————————— Collector surge current ic(surge) 20 A ——————————————————————————————————————————— Collector power dissipation PC*1 150 W ——————————————————————————————————————————— Junction temperature Tj 150 °C ——————————————————————————————————————————— Storage temperature Tstg –55 to +150 °C ——————————————————————————————————————————— Note: 1. Value at TC = 25°C. 2SC4928 Electrical Characteristics (Ta = 25°C) Item Symbol Min Typ Max Unit Test Conditions ——————————————————————————————————————————— Collector to emitter breakdown voltage V(BR)CEO 800 — — V IC = 10 mA, RBE = ∞ ——————————————————————————————————————————— Emitter to base breakdown voltage V(BR)EBO 6 — — V IE = 10 mA, IC = 0 ——————————————————————————————————————————— Collector cutoff current ICES — — 500 µA VCE = 1500 V, RBE = 0 ——————————————————————————————————————————— DC current transfer ratio hFE — — 38 — VCE = 5 V, IC = 1 A ——————————————————————————————————————————— Collector to emitter saturation voltage VCE(sat) — — 5 V IC = 12 A, IB = 3 A ——————————————————————————————————————————— Base to emitter saturation voltage VBE(sat) — — 1.5 V IC = 12 A, IB = 3 A ——————————————————————————————————————————— Fall time tf — — 0.5 µs ICP = 8 A, IB1 = 1.4 A IB2 ≈ –2.5 A, fH = 31.5 kHz ——————————————————————————————————————————— Area of Safe Operation Maximum Collector Power Dissipation Curve 200 I C (A) Pc (W) 40 Collector Current Collector Power Dissipation 150 100 50 30 20 (100V, 20A) 10 (800V, 4A) 0.5 mA 0 50 100 Case Temperature 150 Tc (°C) 200 0 500 1000 1500 2000 Collector to Emitter Voltage VCE (V) 2SC4928 DC Current Transfer Ratio vs. Collector Current Typical Output Characteristics 20 100 h FE 2.5A 2.0 1.5 DC Current Transfer Ratio Collector Current I C (A) Tc = 25 °C 1.0 10 0.5 0.2 0.1 IB = 0 0 10 2 4 6 8 Collector to Emitter Voltage V CE (V) 25 °C 20 10 Tc = –25 °C 5 2 VCE = 5 V 1 0.1 0.2 0.5 1 2 5 10 20 I C (A) Base to Emitter Saturation Voltage vs. Collector Current 5 10 Base to Emitter Saturation Voltage V BE(sat) (V) Collector to Emitter Saturation Voltage VCE(sat) (V) 75 °C Collector Current Collector to Emitter Saturation Voltage vs. Collector Current I C / IB = 4 2 1 0.5 0.2 50 Tc = –25 °C 25 °C 0.1 75 °C 0.05 0.1 0.2 0.5 1 2 5 10 Collector Current I C (A) 20 5 I C / IB = 4 Tc = –25 °C 2 25 °C 1 0.5 75 °C 0.2 0.1 0.1 0.2 0.5 1 2 Collector Current 5 I C (A) 10 20 2SC4928 Collector to Emitter Saturation Voltage V CE(sat) (V) Collector to Emitter Saturation Voltage vs. Base Current 10 IC = 8 A 10 A 5 12 A 14 A Tc = 25 °C 0 0.1 0.2 0.5 1 Base Current 2 5 I B (A) 10