B5817WS THRU B5819WS SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 20 to 40 Volts Forward Current - 1.0 Ampere FEATURES A ● Low Turn-on Voltage ● Fast Switching ● Ultra-small surface mount package. ● PN Junction Guard Ring for Transient and ESD Protection SOD-323 C D B E G MECHANICAL DATA ● Case: SOD-323, Molded Plastic ● Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 ● Polarity: Cathode Band ● Weight: 0.004 grams (approx.) Maximum Ratings Min A 2.30 Max 2.70 B 1.75 1.95 C 1.15 1.35 D 0.25 0.35 E 0.05 0.15 G 0.70 0.95 H 0.30 — All Dimensions in mm H @TA=25°C unless otherwise specified Symbol Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR VR(RMS) IFAV Average Rectified Output Current RMS Reverse Voltage Non-Repetitive Peak Forward Surge Current 8.3ms single half sine-wave superimpose on rated load (JEDEC Method) Power Dissipation Typical thermal Resistance junction to Ambient Note (1) Operating & Storage Temperature Range Electrical Characteristics B5817WS B5819WS Unit 20 40 V 14 28 V A 1.0 IFSM 4.0 A PD 200 mW R JA 625 °C/W TJ TSTG -55 to +150 °C @TA=25°C unless otherwise specified Characteristic Minimum Reverse Breakdown Voltage (IR=1mA) Forward Voltage Note Dim (2) Symbol B5817WS B5819WS Unit V(BR)R 20 40 V VF 0.45 0.75 0.60 0.90 V IR 1.0 - 1.0 mA (2) IF =1A Tj=25°C IF =3A Tj=25°C Reverse Current Note (2) VR =20V, Tj=25°C VR =40V, Tj=25°C Junction Capacitance f =1MHZ, VR =4VDC Cj Note: 1. Valid provited that leads are kept at ambient tememperature. 2. Pulse Test : Pulse with = 300 µs , Duty Cycle ≤ 2% 120 PF B5817WS THRU B5819WS RATINGS AND CHARACTERISTIC CURVES 10 I F, INSTANTNEOUS FWD CURRENT (A) 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 B5817WS 0.1 0.01 0 0.2 0.4 0.8 Fig, 2 Typical Forward Characterictics 1000 100 10 0 0.6 1.0 V F, INSTANTANEOUS FORWARD VOLTAGE (V) T L , LEAD TEMPERATURE ( C) 1.0 B5819WS 1.0 FIG, 1 Forward Current Derating Curve Cj , CAPACITANCE (pF) I O, AVERAGE RECITIFIED CURRENT (A) 1.8 5 10 15 20 V R.REVERSE VOLTAGE (V) Fig, 3 Typ, Junction Capacitance vs. Reverse Voltage