PBSS4140T 30 V Low VCE(sat) NPN Transistor FEATURES ․Low collector-emitter saturation voltage ․High current capabilities ․Improved device reliability due to reduced heat generation. APPLICATIONS ․General purpose switching and muting ․LCD backlighting ․Supply line switching circuits ․Battery driven equipment (mobile phones, video cameras and hand-held devices). Absolute Maximum Ratings (Ta = 25 OC) Symbol Value Unit Collector Base Voltage VCBO 40 V Collector Emitter Voltage VCEO 30 V Emitter Base Voltage VEBO 5 V Collector Current (DC) IC 1 A Peak Collector Current ICM 2 A Peak Base Current IBM 1 A Total Power Dissipation Tamb≦25OC 1) Tamb≦25 OC 2) Ptot 200 450 mW Junction Temperature Tj 150 O Storage Temperature Range TS -65 to +150 O Thermal Resistance From Junction to Ambient In free air 1) In free air Operating Ambient Temperature 2) Rth j-a Tamb 417 278 -65 to +150 C C K/W C O 1) Device mounted on a printed-circuit board; single sided copper; tinplated; standard footprint. 2) Device mounted on a printed-circuit board; single sided copper; tinplated; mounting pad for collector 1cm2. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 20/10/2005 PBSS4140T Characteristics at Tamb=25 OC Symbol Min. Typ. Max. Unit at VCE=5V, IC=1mA hFE 300 - - at VCE=5V, IC=500mA hFE 300 - 900 at VCE=5V, IC=1A hFE 200 - - ICBO - - 100 50 nA µA ICEO - - 100 nA IEBO - - 100 nA - - 200 - - 250 - - 500 RCE(sat) - 260 <500 mΩ VBE(sat) - - 1.2 V VBE(on) - - 1.1 V fT 150 - - HMz CC - - 10 pF DC Current Gain Collector-Base Cutoff Current at VCB=40V at VCB=40V,Tamb=150 OC Collector-Emitter Cutoff Current at VCE=30V Emitter-Base Cutoff Current at VEB=5V Collector-Emitter Saturation Voltage at IC=100mA, IB=1mA at IC=500mA, IB=50mA VCE(sat) at IC=1A, IB=100mA mV Equivalent on-Resistance at IC=500mA, IB=50mA; Base-Emitter Saturation Voltage at IC=1A, IB=100mA Base-Emitter Turn-on Voltage at VCE=5V, IC=1A Transition Frequency at VCE=10V, IC=50mA,f=100MHz Collector Capacitance at VCB=10V, f=1MHz SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 20/10/2005