RB491D

® WON-TOP ELECTRONICS RB491D SURFACE MOUNT SCHOTTKY BARRIER DIODE Pb Features  Low Forward Voltage  Fast Switching Speed A  PN Junction Guard Ring for Transient and ESD Protection  For General Purpose Switching Applications B C  Plastic Material – UL Recognition Flammability Classification 94V-0 E D H Mechanical Data  Case: SOT-23, Molded Plastic K  Terminals: Plated Leads Solderable per MIL-STD-202, Method 208  Polarity: See Diagram  Weight: 0.008 grams (approx.)  Mounting Position: Any  Marking: D2E  Lead Free: For RoHS / Lead Free Version, Add “-LF” Suffix to Part Number, See Page 4 J G TOP VIEW L M SOT-23 Dim Min Max A 0.30 0.50 B 1.19 1.40 C 2.10 2.50 D 0.89 1.05 E 0.45 0.61 G 1.78 2.05 H 2.65 3.05 J 0.013 0.15 K 0.89 1.10 L 0.45 0.61 M 0.076 0.178 All Dimensions in mm Maximum Ratings @TA=25°C unless otherwise specified Characteristic Non-Repetitive Peak Reverse Voltage Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Forward Continuous Current Non-Repetitive Peak Forward Surge Current, 60Hz Operating and Storage Temperature Range Symbol VRM VRRM VRWM VR IF IFSM TJ, TSTG Thermal Characteristics Characteristic Power Dissipation (Note 1) Symbol PD Note: 1. Mounted on FR-4 PC board with minimum recommended pad layout. Value Unit 25 V 20 V 1.0 A 3.0 A -40 to +125 °C Value Unit 200 mW © Won-Top Electronics Co., Ltd. Revision: October, 2018 www.wont...