2SC4643

2SC4643 Silicon NPN Epitaxial Application UHF / VHF wide band amplifier Outline UPAK 3 2 1 4 1. Base 2. Collector 3. Emitter 4. Collector (Flange) 2SC4643 Absolute Maximum Ratings (Ta = 25°C) Item Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current Collector power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC PC Tj Tstg Ratings 15 9 1.5 50 400 150 –55 to +150 Unit V V V mA mW °C °C Electrical Characteristics (Ta = 25°C) Item Collector to base breakdown voltage Collector cutoff current Symbol V(BR)CBO I CBO I CEO Emitter cutoff current DC current transfer ratio Collector output capacitance Gain bandwidth product Power gain Noise figure Note: Marking is “DR”. I EBO hFE Cob fT PG NF Min 15 — — — 40 — 5.5 7.5 — Typ — — — — 120 1.0 8.0 10.5 1.2 Max — 1 1 10 250 1.7 — — 2.5 Unit V µA mA µA — pF GHz dB dB Test conditions I C = 10 µA, IE = 0 VCB = 12 V, IE = 0 VCE = 9 V, RBE = ∞ VEB = 1.5 V, IC = 0 VCE = 5 V, IC = 20 mA VCB = 5 V, IE = 0, f = 1MHz VCE = 5 V, IC = 20 mA VCE = 5 V, IC = 20 mA, f = 900 MHz VCE = 5 V, IC = 5 mA, f = 900 MHz See characteristic curve of 2SC4592 2 2SC4643 Maximum Collector Dissipation Curve Collector Power Dissipation PC (mW) 600 400 200 0 50 100 150 Ambient Temperature Ta (°C) 3 Unit: mm 4.5 ± 0.1 0.4 1.8 Max φ1 1.5 ± 0.1 0.44 Max (2.5) (1.5) 1.5 1.5 3.0 0.8 Min 0.44 Max Hitachi Code JEDEC EIAJ Weight (reference value) (0.4) 0.53 Max 0.48 Max 2.5 ± 0.1...