BC856W...BC860WNoise figure F = f (I Noise figure F = f (I C) C) V V CE = 5V, f = 120Hz CE = 5V, f = 1kHz BC 856...860 EHP00388 BC 856...860 EHP00387 20 20 dB dB F F 15 15 R = 1 MΩ 100 kΩ 10 kΩ S R = 1 M S Ω 100 kΩ 10 kΩ 10 10 500 Ω 1 kΩ 5 5 1 kΩ 500 Ω 0 0 10-3 10 -2 -1 10 10 0 mA 101 10-3 10 -2 -1 10 10 0 mA 10 1 Ι C Ι C Noise figure F = f (IC) VCE = 5V, f = 10kHz BC 856...860 EHP00389 20 dB F 15 R = 1 MΩ S 100 kΩ 10 500 Ω 10 kΩ 5 1 kΩ 0 10-3 10 -2 -1 10 10 0 mA 10 1 Ι C 8 Jan-28-2005