WEITRON BAT54/BAT54C BAT54A/BAT54S Surface Mount Schottky Barrier Diodes P b Lead(Pb)-Free Features: *Extremely Fast Switching Speed *Low Forward Voltage *Very Small Conduction Losses *Schottky Barrier Diodes Encapsulated in a SOT-23 Package SMALL SIGNAL SCHOTTKY DIODES 200m AMPERES 30 VOLTS 3 1 2 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. SOT-23 SOT-23 Outline Dimensions Unit:mm A B TOP VIEW E G C D H K J WEITRON hpp://www.weitron.com.tw L M 1/3 Dim Min Max A 0.35 0.51 B 1.19 1.40 C 2.10 3.00 D 0.85 1.05 E 0.46 1.00 G 1.70 2.10 H 2.70 3.10 J 0.01 0.13 K 0.89 1.10 L 0.30 0.61 M 0.076 0.25 Rev.B 12-Oct-09 BAT54/BAT54C BAT54A/BAT54S MAXIMUM RATINGS (TJ = 125°C unless otherwise noted) Rating Symbol Value Unit VR 30 Volts Forward Power Dissipation @ TA = 25°C Derate above 25°C PD 200 2.0 mW mW/°C Forward Current (DC) IF 200 Max mA Thermal Resistance Junction to Ambient RθJA 500 °C/W Thermal Resistance Junction to Case RθJC 556 °C/W TJ 125 Max °C Tstg – 55 to +150 °C Reverse Voltage (1) Junction Temperature Storage Temperature Range ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) (EACH DIODE) Characteristic Symbol Min Typ Max Unit V(BR)R 30 — — Volts Total Capacitance (VR = 1.0 V, f = 1.0 MHz) CT — 7.6 10 pF Reverse Leakage (VR = 25 V) IR — 0.5 2.0 µAdc Forward Voltage (IF = 0.1 mAdc) VF — 0.22 0.24 Vdc Forward Voltage (IF = 30 mAdc) VF — 0.41 0.5 Vdc Forward Voltage (IF = 100 mAdc) VF — 0.52 1.0 Vdc Reverse Recovery Time (IF = IR = 10 mAdc, IR(REC) = 1.0 mAdc) Figure 1 trr — — 5.0 ns Forward Voltage (IF = 1.0 mAdc) VF — 0.29 0.32 Vdc Forward Voltage (IF = 10 mAdc) VF — 0.35 0.40 Vdc Forward Current (DC) IF — — 200 mAdc Repetitive Peak Forward Current IFRM — — 300 mAdc Non–Repetitive Peak Forward Current (t < 1.0 s) IFSM — — 600 mAdc Reverse Breakdown Voltage (IR = 10 µA) Note : 1.FR-5 = 1.0 x 0.75 x 0.062 in DeviceMarking Item EqivalentCir cuitdiagram Marking BAT54 JV3 3 1 BAT54C KL3 3 1 2 BAT54A B6 3 BAT54S LD3 3 WEITRON http://www.weitron.com.tw 2/3 1 2 1 2 Rev.B 12-Oct-09 BAT54/BAT54C BAT54A/BAT54S 820 ? +10V 2.0K IF tp tr 0.1µF 100 µH IF t trr 10% t 0.1µF D.U.T. 90% 50 ? OUTPUT PULSE GENERATOR 50 ? INPUT SAMPLING OSCILLOSCOPE IR(REC)=1.0mA IR VR INPUT SIGNAL 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 1000 IR, REVERSE CURRENT (µA ) IF, FORWARD CURRENT (mA) 100 150 C 10 125 C 1.0 85 C 25 C -40 C TA=150 C 100 TA=125 C 10 1.0 TA=85 C 0.1 0.01 TA=25 C -55 C 0.1 0.0 0.1 0.2 0.3 0.4 0.5 0.001 0.6 0 5 10 15 20 25 30 VR, REVERSE VOLTAGE (VOLTS) VF, FORWARD VOLTAGE (VOLTS) FIG.3 Leakage Current FIG.2 Forward Voltage CT,TOTAL CAPACITANCE (pF) 14 12 10 8 6 4 2 0 0 5 10 15 20 25 30 VR, REVERSE VOLTAGE (VOLTS) FIG.4 Total Capacitance WEITRON http://www.weitron.com.tw 3/3 Rev.B 12-Oct-09