Schottky Barrier Diodes - RB491D

ROHM's schottky barrier diodes are low VF, low IR and high ESD resistant, suitable for PC,mobile phone and various portable electronics.

Part NumberStatusPackageUnit QuantityMinimum Package QuantityPacking TypeRoHS
RB491DT146ActiveSMD330003000TapingYes

RB491D Data Sheet

Specifications
Number of terminal3
VRM[V]25
Reverse Voltage VR[V]20
Average Rectified Forward Current IO[A]1.0
IFSM[A]3.0
Forward Voltage VF(Max.)[V]0.45
IF @ Forward Voltage [A]1.0
Reverse Current IR(Max.)[mA]0.2
VR @ Reverse Current[V]20
Package Size[mm]2.9x2.8(t=1.1)
Mounting StyleSurface mount
Storage Temperature (Min.)[°C]-40
Storage Temperature (Max.)[°C]125
Package CodeSOT-346
Package(JEITA)SC-59
Applications
  • Coin Processing Machines
  • Digital Multimeter: Handy Type
  • Motor Control: Brushless DC
  • AC Servo
  • Blood Pressure Monitor
  • Network Attached Storage
  • DVR/DVS
  • Motor Control: Stepper Motor
  • Motor Control: Brushed DC
  • PPC (Plain Paper Copier)
  • Portable Audio
  • Blood Glucose Meter
  • Electric Bike
  • MFP(Multi Function Printer)
  • CT Scanner
  • ECG(EKG)
  • Ultrasound System for Portable
  • Surveillance Camera for Network
  • Machine Vision Camera for Industrial
  • GFCI(Ground Fault Circuit Interrupter)
  • Display for EMS
  • Digital Multimeter: Bench Type
  • Ultrasound System
  • Solar Power Inverters
  • Digital Video Camera
  • Netbook
  • Smartphone / Tablet PCs
  • Portable Data Terminal
  • Meter for Medical Treatments Portable
  • Automotive
  • PLC (Programmable Logic Controller)
  • Digital Stethoscope
  • Notebook PC
  • Mobile Phone
  • POS (Point Of Sales System)
  • Data Management Apparatus for Remote Healthcare
  • DVD
  • Smart Meter
  • Embedded PC
  • Surveillance Camera
  • X-ray Inspection Machine for Security
  • Monitor for Medical
  • Digital Still Camera
  • Intercom / Baby Monitor
  • Fingerprint Authentication Device
  • Pulse Oximeter
  • CPAP
Technical Documents
Pin Configuration
Related Product
PART NUMBERProduct SeriesDatasheet
RB085BM-30FHAutomotive Schottky Barrier DiodesDatasheet
RB085BM-60FHAutomotive Schottky Barrier DiodesDatasheet
RB095BM-30FHAutomotive Schottky Barrier DiodesDatasheet
RB228NS-40Standard Schottky Barrier DiodesDatasheet
RB228NS-40FHAutomotive Schottky Barrier DiodesDatasheet
RB228NS-60Standard Schottky Barrier DiodesDatasheet
RB491D RB491D
RB085BM-30FH RB085BM-30FH
RB085BM-60FH RB085BM-60FH
RB095BM-30FH RB095BM-30FH
RB228NS-40 RB228NS-40
RB228NS-40FH RB228NS-40FH
RB228NS-60 RB228NS-60
Spice Model (lib) RB491D
Thermal Model (lib) RB491D
Operation Notes EMD6FHA
Taping Specifications YFZVFH9.1B
Condition Of Soldering EMD6FHA
Storage Conditions YFZVFH9.1B
Reliability Information RSX501L-20
Quality and Reliability YFZVFH9.1B
Part Explanation YFZVFH9.1B
Quality and Reliability RB461FFH