BS108

BS108 DMOS Transistors (N-Channel) TO-92 .181 (4.6) min. .492 (12.5) .181 (4.6) .142 (3.6) FEATURES ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ ♦ High breakdown voltage High input impedance Low gate threshold voltage Low drain-source ON resistance High-speed switching No minority carrier storage time CMOS logic compatible input No thermal runaway No secondary breakdown Specially suited for telephone subsets max. ∅ .022 (0.55) .098 (2.5) D G S MECHANICAL DATA Case: TO-92 Plastic Package Weight: approx. 0.18 g On special request, this transistor is also manufactured in the pin configuration TO-18. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified Symbol Drain-Source Voltage Drain-Gate Voltage Gate-Source Voltage (pulsed) Drain Current (continuous) Power Dissipation at Tamb = 25 °C Junction Temperature Storage Temperature Range 1) Value 240 240 ±20 230 0.831) 150 –65 to +150 Unit V V V mA W °C °C VDSS VDGS VGS ID Ptot Tj TS Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case Inverse Diode Symbol Max. Forward Current (continuous) at Tamb = 25 °C Forward Voltage Drop (typ.) at VGS = 0, IF = 0.75 A, Tj = 25 °C IF VF Value 0.75 0.85 Unit A V 4/98 BS108 ELECTRICAL CHARACTERISTICS Ratings at 25 °C ambient temperature unless otherwise specified Symbol Drain-Source Breakdown Voltage at ID = 100 µA, VGS = 0 Gate-Body Leakage Current at VGS = 15 V, VDS = 0 Drain Cutoff Current at VDS = 130 V, VGS = 0 at VDS = 70 V, VGS = 0.2 V Gate-Source Threshold Voltage at VGS = VDS, ID = 1 mA Drain-Source ON Resistance at VGS = 2.8 V, ID = 100 mA Thermal Resistance Junction to Ambient Air Capacitance at VDS = 20 V, VGS = 0, f = 1 MHz Input Capacitance Output Capacitance Feedback Capacitance Switching Times at VGS = 10 V, VDS = 10 V, RD = 100 Ω Turn-On Time Turn-Off Time 1) Min. 240 – Typ. 250 – Max. – 10 Unit V nA V(BR)DSS IGSS IDSS IDSX VGS(th) RDS(ON) RthJA – – 0.8 – – – – 1.5 5.5 – 1 25 2.5 8 1501) µA µA V Ω K/W CiSS COSS CrSS – – – 80 20 5 – – – pF pF pF ton toff – – 5 50 – – ns ns Valid provided that leads are kept at ambient temperature at a distance of 2 mm from case RATINGS AND CHARACTERISTIC CURVES BS108 RATINGS AND CHARACTERISTIC CURVES BS108 RATINGS AND CHARACTERISTIC CURVES BS108