B5819W

B5817W THRU B5819W Reverse Voltage 20-40 Volts Forward Current - 1.0 Ampere SCHOTTKY DIODES Features SOD-123  Fast switching speed  Surface mount package ideally suited  for automatic insertion  For general purpose switching applications High 0.028(0.70) 0.071(1.80) 0.018(0.45) 0.055(1.40) 0.008(0.20)max. Cathode bar 0.110(2.80) 0.098(2.50)  conductance 0.154 (3.90) Absolute Maximum Ratings at 25 °C 0.014 (0.35) B5817W B5818W B5819W Units Maximum Repetitive Peak Reverse Voltage V RRM 20 30 40 V Maximum RMS voltage V RMS 14 21 28 V Average rectified output current I0 Continuous Forward Current 1 A IFRM 1.5 A I FSM 25 A PD 500 mW RθJA 160 °C /W Operating Temperature Range Tj -55 ~ +125 °C Storage Temperature Range Tstg -55 ~ +125 °C Non-reptitive Peak Forward Surge Current at 8.3ms Power Dissipation Typical Thermal Resistance （1） （1）P.C.B. mounted with 2.0" X 2.0" (5 X 5 cm) copper pad areas. Characteristics at Ta= 25 °C Parameter Reverse BreakdownVoltage at IR=1mA Symbols B5817W V (BR)R 20 30 0.45 0.55 0.60 0.75 0.875 0.90 at 1A Maximum Forward Voltage Peak Reverse Current VF at 3A at VR=20V Tj=25°C Tj=100°C Cj Non-Repetitive peak reverse voltage VRM B5818W B5819W 40 1.0 IR Typical Junction Capacitance http://www.microdiode.com 0.0019 (0.05) 0.0087 (0.22) 9° 0.026 (0.65) Dimensions in inches and (millimeters) Symbols Parameter 0.018 (0.45) 0.006 (0.15) 0.008 (0.2 ) Case: JEDEC SOD-123 molded plastic body Terminals: Plated leads solderable per MIL-STD-750, Method 2026 Polarity: Polarity symbols marked on case Weight : 0.00056 ounce, 0.016grams Marking: B5817W:SJ, B5818W:SK, B5819W:SL 0° to 0.049 (1.25) Mechanical Data 0.037(0.95) 0.138 (3.50) Units V V mA 10.0 pF 110 20 30 Rev:2025A4 40 V Page :1 B5817W THRU B5819W Reverse Voltage 20-40 Volts Forward Current - 1.0 Ampere Typical Characterisitics Forward 10 B5819W Characteristics Reverse 10 Pulsed (mA) a a T =2 5℃ T REVERSE CURRENT IR =1 00 ℃ (A) IF FORWARD CURRENT 1 0.1 0.0 Characteristics Pulsed Ta=100℃ 1 0.1 Ta=75℃ 0.01 Ta=25℃ 1E-3 0.4 0.8 1.2 FORWARD VOLTAGE 1.6 VF 2.0 1 (V) 10 20 30 REVERSE VOLTAGE 40 VR (V) Power Derating Curve Capacitance Characteristics 600 375 (mW) f=1MHz PD 300 225 POWER DISSIPATION CAPACITANCE BETWEEN TERMINALS CT (pF) Ta=25℃ 150 75 0 500 400 300 200 100 0 0 4 8 12 REVERSE VOLTAGE 16 VR (V) 20 0 25 50 75 AMBIENT TEMPERATURE 100 Ta 125 (℃) The curve above is for reference only. http://www.microdiode.com Rev:2025A4 Page :2 B5817W THRU B5819W Reverse Voltage 20-40 Volts Forward Current - 1.0 Ampere Packing information unit:mm P0 P1 d Item Symbol Tolerance A B C d D D1 D2 E F P P0 P1 T W W1 0.1 0.1 0.1 0.05 2.0 min 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.3 1.0 SOD-123 E F B A W P D2 T D1 C W1 D Carrier width Carrier length Carrier depth Sprocket hole 7" Reel outside diameter 7" Reel inner diameter Feed hole diameter Sprocket hole position Punch hole position Punch hole pitch Sprocket hole pitch Embossment center Overall tape thickness Tape width Reel width 2.1 4.0 1.60 1.55 178.00 50.0 13.00 1.75 3.50 4.00 4.00 2.00 0.25 8.15 10.5 Note:Devices are packed in accor dance with EIA standar RS-481-A and specifications listed above. Reel packing PACKAGE REEL SIZE REEL (pcs) COMPONENT SPACING (m/m) BOX (pcs) INNER BOX (m/m) REEL DIA, (m/m) CARTON SIZE (m/m) CARTON (pcs) APPROX. GROSS WEIGHT (kg) SOD-123 7" 3,000 4.0 45,000 190*190*190 178 400*400*220 180,000 9.0 Suggested Pad Layout Symbol A Unit (mm) Unit (inch) 0.047 B 1.2 1.2 C 3.2 0.126 D 2.0 0.079 E 4.4 0.173 0.047 Important Notice and Disclaimer Microdiode Electronics (Shenzhen) reserves the right to make changes to this document and its products and specifications at any time without notice. Customers should obtain and confirm the latest product information and specifications before final design,purchase or use. Microdiode Electronics (Shenzhen) makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, not does Microdiode Electronics (Shenzhen) assume any liability for application assistance or customer product design. Microdiode Electronics (Shenzhen) does not warrant or accept any liability with products which are purchased or used for any unintended or unauthorized application. No license is granted by implication or otherwise under any intellectual property rights of Microdiode Electronics (Shenzhen). Microdiode Electronics (Shenzhen) products are not authorized for use as critical components in life support devices or systems without express written approval of Microdiode Electronics (Shenzhen). http://www.microdiode.com Rev:2025A4 Page :3