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| BAV74 Surface Mount Switching Diode P b Lead(Pb)-Free Features: *Low Current Leakage *Low Forward Voltage *Reverse Recover Time Trr 4ns *Small Outline Surface Mount SOT-23 Package SWITCHING DIODE 200m AMPERES 50 VOLTS 3 1 2 SOT-23 SOT-23 Outline Dimensions A Uint:mm TOP VIEW B C E G H D K J L M Dim A B C D E G H J K L M Min 0.35 1.19 2.10 0.85 0.46 1.70 2.70 0.01 0.89 0.30 0.076 Max 0.51 1.40 3.00 1.05 1.00 2.10 3.10 0.13 1.10 0.61 0.25 WEITRON http://www.weitron.com.tw 1/3 15-Jul-05 BAV74 Maximum Ratings Characteristic Reverse Voltage Forward Current Peak Forward Surge Current Symbol VR IF IFM Value 50 200 500 Unit Vdc mAdc mAdc Thermal Characteristics Characteristic Total Device Dissipation FR-5 Board TA=25C Derate Above 25C 1 Symbol PD RJA 2 Max 225 1.8 556 300 2.4 417 -55 to + 150 Unit mW mW/C C/W mW mW/C C/W C Thermal Resistance Junction to Ambient Total Device Dissipation Alumina Substrate TA=25C Derate Above 25C Thermal Resistance Junction to Ambient Junction and Storage Temperature 1. FR-5=1.0x0.75x0.062 in. 2. Alumina=0.4x0.3x0.024 in 99.5% Alumina. PD RJA TJ, Tstg Electrical Characteristics Characteristic (TA=25C Unless Otherwise Note) (Each Diode) Symbol Min Max Unit Off Characteristics Reverse Breakdown Voltage IBR = 5.0 Adc Reverse Voltage Leakage Current VR=50V, TJ=125C VR=50V Diode Capacitance (VR = 0, f = 1.0 MHz) Forward Voltage IF = 100 mAdc Reverse Recovery Time IF=IR=10 mAdc,IR(REC)=1.0 mAdc measured at IR=1.0mA RL=100 VBR 50 Vdc IR CD VF t rr - 100 0.1 2.0 1.0 4.0 Adc PF Vdc ns http://www.weitron.com.tw WEITRON 2/3 15-Jul-05 BAV74 Device Marking Item BAV74 Marking JA Eqivalent Circuit diagram 3 1 2 Characteristics Curve 100 10 IF, FORWARD CURRENT (mA) IA. REVERSE CURRENT (A) TA=85C 10 TA=- 40C TA=150C 1.0 TA=125C TA=25C 1.0 0.1 TA=85C TA=55C 0.01 0.1 0.001 0.2 0.4 0.6 0.8 1.0 1.2 TA=25C 0 10 20 30 40 50 VF, FORWARD VOLTAGE (VOLTS) VR. REVERSE VOLTAGE (VOLTS) FIG.1 FORWARD VOLTAGE FIG.2 LEAKAGE CURRENT 1.0 CD. DIODE CAPACITANCE (PF) 0.9 0.8 0.7 0.6 0 2 4 6 8 VR. REVERSW VOLTAGE (VOLTS) FIG.3 CAPACITANCE WEITRON http://www.weitron.com.tw 3/3 15-Jul-05 |
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