2N4124

2N4124 Small Signal Transistors (NPN) TO-92 .181 (4.6) min. .492 (12.5) .181 (4.6) .142 (3.6) FEATURES ♦ NPN Silicon Epitaxial Transistor for switching and amplifier applications. ♦ Especially suitable for AF-driver and low-power output stages. ♦ As complementary type, the PNP transistor 2N4126 is recommended. max. ∅ .022 (0.55) .098 (2.5) E B C MECHANICAL DATA Case: TO-92 Plastic Package Weight: approx. 0.18 g Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified Symbol Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Peak Collector Current Base Current Power Dissipation at Tamb = 25 °C Junction Temperature Storage Temperature Range 1) Value 25 30 5 200 800 50 6251) 150 –65 to +150 Unit V V V mA mA mA mW °C °C VCEO VCBO VEBO IC ICM IB Ptot Tj TS Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case. 4/98 2N4124 ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified Symbol DC Current Gain at VCE = 1 V, IC = 2.0 mA at VCE = 1 V, IC = 50 mA Collector-Base Cutoff Current at VCB = 20 V Emitter-Base Cutoff Current at VEB = 3 V Collector Saturation Voltage at IC = 50 mA, IB = 5 mA Base Saturation Voltage at IC = 50 mA, IB = 5 mA Collector-Emitter Breakdown Voltage at IC = 1 mA Collector-Base Breakdown Voltage at IC = 10 µA Emitter-Base Breakdown Voltage at IE = 10 µA Gain-Bandwidth Product at VCE = 5 V, IC = 10 mA, f = 50 MHz Collector-Base Capacitance at VCB = 10 V, f = 1 MHz Thermal Resistance Junction to Ambient Air 1) Min. 120 – – – – – 25 30 5 – – – Typ. – 60 – – – – – – – 200 12 – Max. 360 – 50 50 0.3 0.95 – – – – – 2001) Unit – – nA nA V V V V V MHz pF K/W hFE hFE ICBO IEBO VCESAT VBESAT V(BR)CEO V(BR)CBO V(BR)EBO fT CCBO RthJA Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case RATINGS AND CHARACTERISTIC CURVES 2N4124 RATINGS AND CHARACTERISTIC CURVES 2N4124 RATINGS AND CHARACTERISTIC CURVES 2N4124