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| BAT54W/BAT54CW BAT54AW/BAT54SW Surface Mount Schottky Barrier Diodes SMALL SIGNAL SCHOTTKY DIODES 200m AMPERES 30 VOLTS Features: *Extremely Fast Switching Speed *Low Forward Voltage *Very Small Conduction Losses *Schottky Barrier Diodes Encapsulated in a SOT-323 Package *Lead(Pb)-Free Description: These schottky barrier diodes are designed for high speed switching applications circuit protection, and voltage clamping, Extremely low forward voltage reduces conduction loss, Miniature surface mount package is excellent for hand held and portable applications where space is limited. 3 1 2 SOT-323(SC-70) SOT-323 Outline Demensions Unit:mm A SOT-323 B C T OP V IE W D E G H K L J M Dim A B C D E G H J K L M Min 0.30 1.15 2.00 0.30 1.20 1.80 0.00 0.80 0.42 0.10 Max 0.40 1.35 2.40 0.65 0.40 1.40 2.20 0.10 1.00 0.53 0.25 WEITRON hpp://www.weitron.com.tw 1/3 29-Jul-05 BAT54W/BAT54CW BAT54AW/BAT54SW WEITRON Symbol VR IF(AV) IFRM IFSM TJ Tstg BAT54W/CW/AW/SW 30 200 300 600 -55 to +125 -55 to +150 Unit Volts mA mA mA C C Maximum Ratings Characteristic Reverse Voltage (TJ=125 C Unless otherwise noted) Average Rectifier Forward Current Peak Repetitive Forward Current Rated VR, Square Wave,20KHz Non-Repetitive Forward Current(t 1.0s) Operating Junction Temperature Range Storage Temperature Range Electrical Characteristics Characteristic (TA=25 C Unless otherwise noted) Symbol V(BR)R VF Min 30 0.22 0.29 0.35 0.41 0.52 7.6 0.5 0.24 0.32 0.40 0.50 1.00 10 2.0 5.0 Typ Max Unit Volts Volts Reverse Breakdown Voltage (IR=10A) Forward Voltage IF=0.1mA IF=1.0mA IF=10mA IF=30mA IF=100mA Total Capacitance (VR=1.0V, f=1.0MHz) Reverse Leakage (VR=25V) Reverse Recover Time (IF=IR =10mA, IR(Rec)=1.0mA) CT IR Trr PF Adc nS Device Marking Item BAT54W BAT54CW BAT54AW BAT54SW Marking B4 , KL5 L3 , KL7 B6 , B7 , KL6 B8 , KL8 Eqivalent Circuit diagram 3 3 3 3 1 1 2 1 2 1 2 http://www.weitron.com.tw WEITRON 2/3 29-Jul-05 BAT54W/BAT54CW BAT54AW/BAT54SW 820 +10V 2.0K 100 H 0.1F D.U.T. 50 OUTPUT PULSE GENERATOR 50 INPUT SAMPLING OSCILLOSCOPE VR IF 0.1F tr 10% tp t IF WEITRON trr t 90% INPUT SIGNAL IR IR(REC)=1.0mA OUTPUT PULSE (IF=IR=10mA, MEASURED AT IR(REC)=1.0mA Notes:1. A 2.0 k variable resistor for a Forward Current (IF) 0f 10 mA 2. Input pules is adjusted so IR(peak) is equal to 10 mA 3. tp trr FIG.1 Recovery Time Equivalent Test Circuit 100 1000 IF, FORWARD CURRENT (mA) IR, REVERSE CURRENT (A) TA=150 C 100 TA=125 C 10 1.0 TA=85 C 0.1 0.01 10 150 C 1.0 125 C 25 C -40 C -55 C 0.0 0.1 0.2 0.3 0.4 0.5 0.6 85 C TA=25 C 0 5 10 15 20 25 30 0.1 0.001 VF, FORWARD VOLTAGE (V) VR,REVERSE VOLTAGE (V) FIG.2 Forward Voltage 14 FIG.3 Leakage Current CT,TOTAL CAPACITANCE (pF) 12 10 8 6 4 2 0 0 5 10 15 20 25 30 VR,REVERSE VOLTAGE (V) FIG.4 Toral Capacitance http://www.weitron.com.tw WEITRON 3/3 29-Jul-05 |
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