BAT400D 0.5A Surface Mount Schottky Barrier Rectifier Voltage Range 40 Volts 480m Watts Power Dissipation SOT-23 Features 0.020(0.51) 0.015(0.37) Low forward voltage drop High conductance Mechanical Data 0.055(1.40) 0.047(1.19) Case: SOT-23, Molded plastic Terminals: Solderable per MIIL-STD-202, Method 208 Polarity: See diagram Marking: KSJ Weight: 0.008 grams (approx.) 0.080(2.05) 0.070(1.78) 0.024(0.61) 0.018(0.45) 0.098(2.50) 0.083(2.10) 0.041(1.05) 0.047(0.89) 0.120(3.05) 0.104(2.65) 0.043(1.10) 0.035(0.89) 0.006(0.15) 0.001(0.013) 0.024(0.61) 0.018(0.45) 0.007(0.178) 0.003(0.076) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25℃ambient temperature unless otherwise specified. Maximum Ratings Type Number Symbol BAT400D V RRM Peak Repetitive Reverse Voltage VRWM 40 Working Peak Reverse Voltage VR DC Blocking Voltage VR(RMS) 28 RMS Reverse Voltage Io 0.5 Average Rectified Cureent Non-repetitive Peak Forward Surge Current 8.3ms Single half Sine-Wave Superimposed on IFSM 3 Rated Load (JEDEC Method) Pd 480 Power Dissipation (see figure 1) Thermal Resistance Junction to Ambient Air 286 RθJA (Note 1) -40 to + 125 Operating and Storage Temperature Range TJ, TSTG Electrical Characteristics Type Number Symbol Min Typ (BR) V 40 Reverse Breakdown Voltage IR=1mA Reverse Leakage Current (Note 2) VR=10V 1.0 IR VR=30V 2.0 Forward Voltage Drop (Note 2) IF=10mA 285 VF IF=500mA 480 Junction Capacitance VR=0, f=1.0MHz 125 Cj VR=10, f=1.0MHz 20 Notes: 1. Valid Provided that Terminals are Kept at Ambient Temperature. 2. Short Duration Pulse Test used to Minimize Self-Heating Effect.. - 36 - Units V V A A mW O C /W O Max 30 50 300 550 - C Units V uA uA mV pF RATINGS AND CHARACTERISTIC CURVES (BAT400D) FIG.1- POWER DERATING CURVE FIG.2- TYPICAL FWD CHARACTERISTICS 1 IF, INSTANTANEOUS FWD CURRENT (A) Pd, POWER DISSIPATION (W) 0.6 0.4 0.2 100m 10m O TJ = -25 C 1m O TJ = +25 C 100i O TJ = +75 C 10i 1i 0 0 30 60 90 120 0 150 TA, AMBIENT TEMPERATURE (OC) 10m CJ, JUNCTION CAPACITANCE (pF) 1,000 1m O TJ = +125 C 100i O TJ = +75 C 10i 1i 0.10 0.20 0.30 0.40 0.50 0.60 VF, INSTANTANEOUS FORWARD VOLTAGE (V) FIG.3- TYPICAL REVERSE CHARACTERISTICS IR, INSTANTANEOUS FORWARD CURRENT (A) O TJ = +125 C O TJ = +25 C FIG.4- TYPICAL JUNCTION CAPACITANCE VS REVERSE VOLTAGE f = 1 Mhz 100 10 0.1i 0 5.0 10 15 20 25 30 35 40 VR, REVERSE VOLTAGE (V) 0 5 10 15 20 VR, REVERSE VOLTAGE (V) - 37 - 25