B5818W

B5817W THRU B5819W SCHOTTKY DIODE SOD-123 1.80(.071) 1.40(.055) 1.65(.065) 1.55(.061) FEATURES For use in low voltage, high frequency inverters Free wheeling, and polanty protection applications 2.7(0.106) 2.6(0.102) 3.86(0.152) 3.56(0.145) 2.84(0.112) 2.54(0.100) 3.9(0.154) 3.7(0.146) .71(0.028) .50(0.020) .15(.006) MAX 1.35(.053) .94(.037) .135(.005) .127(.004) 0.6(.023) 0.5(.020) 1.15(.045) 1.05(.041) MECHANICAL DATA Case: Molded plastic body Terminals: Plated leads solderable per MIL-STD-750, Method 2026 Polarity: Polarity symbols marked on case Marking: B5817W:SJ, B5818W:SK, B5819W:SL .25(.010) MIN Dimensions in millimeters and (inches) Maximum ratings and electrical characteristics, Single diode @TA=25C PARAMETER Peak repetitive peak reverse voltage Working peak reverse voltage DC Blocking voltage RMS Reverse voltage Average rectified output current Peak forward surge current @=8.3ms Repetitive peak forward current Power dissipation Thermal resistance junction to ambient Storage temperature Non-Repetitive peak reverse voltage Electrical ratings @TA=25C PARAMETER Reverse breakdown voltage SYMBOLS B5817W 20 14 B5818W 30 21 1 25 625 250 500 -65 to +150 30 Max. Unit V V V 1 0.45 0.75 mA B5819W 40 28 UNITS V V A A mA mW K/W C V VRRM VRWM VR VR(RMS) IO IFSM IFRM Pd RΘJA TSTG VRM SYMBOLS 20 Min. 20 30 40 40 Test conditions IR=1mA VR=20V VR=30V VR=40V B5817W B5818W B5819W B5817W B5818W B5819W B5817W IF=1A IF=3A B5818W B5819W VR=4V,f=1.0MHz V(BR) Reverse voltage leakage current IR Forward voltage VF V V V 0.55 0.875 0.6 0.9 Diode capacitance CD 120 pF www.shunyegroup.com RATINGS AND CHARACTERISTIC CURVES B5817W THRU B5819W FIG. 1- FORWARD CURRENT DERATING CURVE FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT AVERAGE FORWARD CURRENT(A) 1.25 PEAK FORWARD SURGE CURRENT(A) 30 1.0 25 20 0.75 Resistive or inductive load0.375''(9.5mm) lead length 0.5 15 10 0.25 5 0 0 20 40 60 80 100 120 140 0 0 10 100 CASE TEMPERATURE( C) NUMBER OF CYCLES AT 60Hz INSTANTANEOUS REVERSE CURRENT (mA) INSTANTANEOUS FORWARD CURRENT(A) FIG. 3- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 50 FIG. 4- TYPICAL REVERSE CHARACTERISTICS 100 10 TA=25 C 10 TJ=125 C TA=125 C 1.0 TJ=75 C 0.1 1.0 0.1 Pulse width=300us 1% duty cycle 0.01 TJ=25 C 0.01 0 0.4 0.8 1.2 1.6 0.001 0 20 40 60 80 100 INSTANTANEOUS FORWARD VOLTAGE(V) PERCENT OF RATED PEAK PEVERSE VOLTAGE (%) TRANSIENT THERMAL IMPEDANCE ( C/W) FIG. 5- TYPICAL JUNCTION CAPACITANCE 400 FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 JUNCTION CAPACITANCE (pF) 10 100 1 10 0.1 0.1 1 10 100 0.01 1 10 100 REVERSE VOLTAGE (V) t--PULSE DURATION (sec.) www.shunyegroup.com