Diode 40 V 3A Surface Mount SMB Schottky diode 3A 40V SMB The B340B-13-F is a surface-mount Schottky barrier rectifier diode designed for efficient power rectification in low-voltage, high-frequency applications. It features low forward voltage drop and fast switching capability, making it suitable for DC-DC converters, power supplies, reverse polarity protection, and freewheeling diode applications. The device is housed in a compact SMB (DO-214AA) package, enabling high current handling in space-constrained designs. ELECTRICAL CHARACTERISTICS Reverse Voltage (VRRM): 40 V Average Forward Current (IF(AV)): 3 A Forward Voltage (VF): 0.5 V (typical at IF = 3 A) Reverse Leakage Current (IR): 0.5 mA (max at VR = 40 V, 25°C) Peak Surge Current (IFSM): 80 A (8.3 ms single half sine wave) THERMAL CHARACTERISTICS Operating Junction Temperature Range: -55°C to +150°C Storage Temperature Range: -55°C to +150°C Thermal Resistance Junction-to-Ambient (RθJA): ~75 °C/W MECHANICAL CHARACTERISTICS Package Type: SMB (DO-214AA) Mounting Type: Surface Mount (SMD) Polarity: Cathode marked by band Weight: ~0.1 g FEATURES Low forward voltage drop for improved efficiency High surge current capability Fast switching speed Low power loss and high reliability Compact SMB package for space-saving PCB layout RoHS compliant and halogen-free APPLICATIONS Switch-mode power supplies (SMPS) DC-DC converters Reverse polarity protection circuits Freewheeling and clamping diodes Battery charging circuits MANUFACTURER / PART DETAILS Manufacturer: Diodes Incorporated Part Number: B340B-13-F Package Code: SMB (DO-214AA) #Diode #Rectifier #Single-Diode #SCHOTTKY #B340

SS56 — 60V 5A SMA Schottky Barrier Rectifier Surface-mount Schottky barrier rectifier diode for low-loss rectification, freewheeling/flyback paths, reverse-polarity protection, and switching power supplies. Key specifications from datasheet: - Series/type: SS52–SS5200 Schottky barrier rectifier; part marking: MDD SS56 - Package: SMA / DO-214AC molded plastic body - Polarity: cathode indicated by color band - Maximum repetitive peak reverse voltage (VRRM): 60 V - Maximum DC blocking voltage (VDC): 60 V - Maximum RMS voltage (VRMS): 42 V - Average forward rectified current (IAV): 5.0 A - Peak forward surge current (IFSM): 120 A, 8.3 ms single half-sine, JEDEC method - Maximum instantaneous forward voltage (VF): 0.70 V at 5.0 A - Maximum reverse current (IR): 1.0 mA at 25°C; 50 mA at 100°C, rated DC blocking voltage - Typical junction capacitance (CJ): 300 pF at 1 MHz, VR = 4 VDC - Typical thermal resistance (RθJA): 60 °C/W with 2.0 in × 2.0 in copper pad area - Operating junction temperature range (TJ): -55°C to +125°C - Storage temperature range (TSTG): -55°C to +150°C - High-temperature soldering: 250°C for 10 s at terminals - Suggested pad layout dimensions: A 1.68 mm, B 1.52 mm, C 3.93 mm, D 2.41 mm, E 5.45 mm - Packaging: 2,000 pcs/reel on 7 in reel; 5,000 pcs/reel on 11 in reel; 7,500 pcs/reel on 13 in reel - Compliance/features: UL 94V-0 plastic package, RoHS, majority-carrier metal-silicon junction, low power loss, high efficiency, high surge current capability