Surface Mount Schottky Diode COMCHIP www.comchip.com.tw BAS40 Thru BAS40-06 Voltage: 40 Volts Power: 200mW Features Low Turn-on Voltage Low Forward Voltage - 0.5V(Max) @ IF = 30 mA Very Low Capacitance - Less Than 5.0pF @ 1V For high speed switching application, circuit protection SOT-23 .119 (3.0) .110 (2.8) .020 (0.5) Top View .056 (1.40) .047 (1.20) 3 Case: SOT-23, Molded Plastic Weight: 0.008 grams (approx.) Mounting Position: Any 2 ANODE 1 CATHODE 2 ANODE ANODE .037(0.95) .037(0.95) 1 3 3 2 CATHODE CATHODE ANODE CATHODE 1 3 ANODE 1 3 CATHODE 2 ANODE .020 (0.5) 2 ANODE BAS40-05 .044 (1.10) .035 (0.90) BAS40-04 BAS40 .006 (0.15)max. 1 .006 (0.15) .002 (0.05) Mechanical data .103 (2.6) .086 (2.2) .020 (0.5) CATHODE BAS40-06 Dimensions in inches (millimeters) Maximum Ratings and Thermal Characteristics (TA = 25C unless otherwise noted) Rating Repetitive Peak Reverse Voltage Symbol VRRM IF Value 40 200(1) Surge Forward Current at tp < 1 s, Tamb = 25C Power Dissipation(1) at Tamb = 25C IFSM 600(1) mA Ptot 200(1) mW Thermal Resistance Junction to Ambiant Air RthJA Forward Continuous Current at Tamb = 25C Units V mA 430(1) C/W Junction Temperature Tj 150 C Storage Temperature Range TS -55 to +150 C Electrical Characterics (TA = 25C unless otherwise noted) Parameter Reverse Breakdown Voltage Symbol V(BR)R Leakage Current IR Forward Voltage VF Capacitance Ctot Reverse Recovery Time Trr Test Condition IR =10A (pulsed) Pulse Test tp < 300s VR = 30V Pulse Test tp < 300s IF = 1mA IF = 40mA VR = 0V f = 1MHz IF = 10mA, IR = 10mA Irr = 1mA, RL = 100 Min 40.0 Typ - Max - Units V - 20 100.0 nA - - 380 1000 mV mV - 40 5 pF - - 5 nS Note: (1) Device on fiberglass substrate, see layout on next page. MDS0211002A Page 1 Surface Mount Switching Diode COMCHIP www.comchip.com.tw RATING AND CHARACTERISTIC CURVES (BAS40 thru BAS40-06) 100 IR , Reverse Current (A) IF, Forward Current (mA) 100 10 150C 1.0 1 25C 85C 25C - 40C 0.1 125C 10 85C 1.0 0.1 25C 0.01 0.1 0 TA = 150C 0.2 0.3 - 55C 0.4 0.001 0.5 0.6 0.7 0 0.8 5.0 VF, Forward Voltage (V) Figure 1. Typical Forward Voltage 10 15 VR, Reverse Voltage (V) 25 20 Figure 2. Reverse Current versus Reverse Voltage 3.5 C T, Capacitance (pF) 3.0 2.5 2.0 1.5 1.0 0.5 0 0 5.0 10 15 20 25 30 35 40 V R, Reverse Voltage (V) Figure 3. Typical Capacitance MDS0211002A Page 2