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RB491D

WON-TOP
Part Number RB491D
Manufacturer WON-TOP
Description SURFACE MOUNT SCHOTTKY BARRIER DIODE
Published Feb 28, 2018
Detailed Description ® WON-TOP ELECTRONICS RB491D SURFACE MOUNT SCHOTTKY BARRIER DIODE Pb Features  Low Forward Voltage  Fast Switching...
Datasheet PDF File RB491D PDF File

RB491D
RB491D

Overview
® 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.
wontop.
com 1 RB491D ® WON-TOP ELECTRONICS Electrical Characteristics @TA=25°C unless otherwise specified Characteristic Forward Voltage Drop Reverse Leakage Current @ IF = 1.
0A @ VR = 20V Symbol VF IR Min.
Typ.
Max.
Unit 0.
45 V 200 µA IF, INSTANTANEOUS FORWARD CURRENT (mA) PD, POWER DISSIPATION (mW) 250 200 150 100 50 0 0 150 25 50 75 100 125 TA, AMBIENT TEMPERATURE (°C) Fig.
1 Power Derating Curve 120 f = 1.
0MHz 90 60 30 0 0 5 10 15 20 25 VR, DC REVERSE VOLTAG...


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