BAT42W BAT43W Surface Mount Schottky Barrier Diode P b Lead(Pb)-Free SCHOTTKY DIODE 200mAMPERS 30VOLTS Features: * Low Forward Voltage Drop * Fast Switching * Ultra-Small Surface Mount Package 1 Mechanical Data: * Case: SOD-123, Plastic * Case Material-UL Flammability Rating Classification 94V-0 * Leads: Solderable per MIL-STD-202, Method 208 * Polarity: Cathode Band * Weight: 0.01 grams(approx.) 2 SOD-123 SOD-123 Outline Dimensions Unit:mm SOD-123 Dim A B C D E H J K Min Max 2.55 2.85 1.40 1.80 0.95 1.35 0.50 0.70 0.30 REF 0.10 0.15 3.55 3.85 PIN 1. CATHODE 2. ANODE WEITRON http://www.weitron.com.tw 1/3 12-Sep-05 BAT42W BAT43W Maximum Ratings (TA=25˚C Unless otherwise noted) Characteristic Symbol BAT42W/BAT43W Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR 30 V RMS Reverse Voltage VR(RMS) 21 V Average Rectified Output Current (1) IFAV 200 mA Non-Repetitive Peak Forward Surge Current @ t <1.0ms IFSM 4.0 A Pd 200 mW R JA 500 C/W TJ , TSTG -55 to +125 C Power Dissipation Thermal Resistance junction to Ambient Air (1) Operating & Storage Temperature Range Electrical Characteristics (TA=25˚C Unless otherwise noted) Symbol Min Max Unit V(BR)R 30 - V VF 0.26 - 1.0 0.40 0.65 0.33 0.45 V IR - 500 100 nAdc uAdc Total Capacitance V R =1.0V, f=1.0MHz CT - 10 PF Reverse Recovery Time IF=I R =10mA Irr=0.1 I I IR , RL =100Ω Trr - 5.0 ns Characteristic Reverse Breakdown Voltage IR=100uA Forward Voltage IF=200mA IF=10mA IF=50mA IF=2.0mA IF=15mA Reverse Current VR=25V VR=25V, Tj=100 C Both Types BAT42W BAT42W BAT43W BAT43W Note: 1. Parts Mounted on FR-4 PC Board with recommended pad layout. Device Marking Item Marking BAT42W S7 BAT43W S8 WEITRON http://www.weitron.com.tw Eqivalent Circuit diagram 1 2/3 2 12-Sep-05 BAT42W BAT43W Electrical Characteristic curves(TA=25˚C) 100 I F , INSTANTANEOUS FORWARD CURRENT(mA) I O, AVERAGE RECTIFIED CURRENT(mA) 200 160 120 80 40 T j = 125°C 0 25 0 50 75 100 125 T A = 125˚C T A = 75˚C 10 T A = 25˚C 1.0 T A = -25˚C 0.1 0 150 800 V F , INSTANTANEOUS FORWARD VOLTAGE(mV) TA , AMBIENT TEMPERA TURE( °C) FIG. 1 Forward Current Derating Curve FIG. 2 Typical Forward Characteristics 1000 100 T A = 125˚C 100 C T , TOTAL CAPACITANCE(PF) I R , INSTANTANEOUS REVERSE CURRENT(uA) 600 400 200 10 T A = 75˚C 1.0 T j = 25°C f = 1MHz 10 0.1 T A = 25˚C 0.01 0 10 20 30 1.0 40 0 VR , INSTANTANEOUS REVERSE VOLTAGE(V) WEITRON 10 15 20 25 30 35 40 V R , REVERSE VOLTAGE(V) FIG. 4 Total Capacitance vs. Reverse Voltage FIG. 3 Typical Reverse Characteristics http://www.weitron.com.tw 5.0 3/3 12-Sep-05