Document
SURFACE MOUNT SCHOTTKY BARRIER DIODE
RB491D
REVERSE VOLTAGE – 25 Volts FORWARD CURRENT – 1.0 Ampere
FEATURES
• Low Turn-on Voltage • Fast Switching • PN Junction Guard Ring for Transient and ESD Protection
MECHANICAL DATA
• Case: SOT-23 Plastic • Case Material: “Green” molding compound, UL
flammability classification 94V-0, (No Br. Sb. CI)
• Moisture Sensitivity: Level 1 per J-STD-020D • Lead Free in RoHS 2002/95/EC Compliant
SOT-23
SOT-23
Dim. Min. Max. A 0.90 1.15 A1 0.00 0.10 b 0.30 0.50 c 0.08 0.15 D 2.80 3.00 E 2.25 2.55 E1 1.20 1.40 e 0.95 Typ. e1 1.80 2.00 L 0.55 Ref. L1 0.30 0.50 Dimensions in millimeter
Maximum Ratings & Thermal Characteristics @ TA = 25℃ unless otherwise specified
Characteristic
Symbol
RB491D
Peak Reverse Voltage DC Blocking Voltage Average Rectifier Forward Current Peak Forward Surge Current@t=8.3ms Operating Temperature Range Storage Temperature Range
VRM VR IF(AV) IFSM TJ TSTG
25 20 1 3 125 -40~+125
Units
V V A A ℃ ℃
.