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MR851 Dataheets PDF



Part Number MR851
Manufacturers ON Semiconductor
Logo ON Semiconductor
Description Axial Lead Fast Recovery Rectifiers
Datasheet MR851 DatasheetMR851 Datasheet (PDF)

MR850, MR851, MR852, MR854, MR856 Axial Lead Fast Recovery Rectifiers Axial lead mounted fast recovery power rectifiers are designed for special applications such as dc power supplies, inverters, converters, ultrasonic systems, choppers, low RF interference and free wheeling diodes. A complete line of fast recovery rectifiers having typical recovery time of 100 nanoseconds providing high efficiency at frequencies to 250 kHz. Features • These are Pb−Free Devices* Mechanical Characteristics: • Cas.

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MR850, MR851, MR852, MR854, MR856 Axial Lead Fast Recovery Rectifiers Axial lead mounted fast recovery power rectifiers are designed for special applications such as dc power supplies, inverters, converters, ultrasonic systems, choppers, low RF interference and free wheeling diodes. A complete line of fast recovery rectifiers having typical recovery time of 100 nanoseconds providing high efficiency at frequencies to 250 kHz. Features • These are Pb−Free Devices* Mechanical Characteristics: • Case: Epoxy, Molded • Weight: 1.1 Gram (Approximately) • Finish: All External Surfaces Corrosion Resistant and Terminal Leads are Readily Solderable • Lead Temperature for Soldering Purposes: 260°C Max. for 10 Seconds • Available Tape and Reel, 1200 per Reel, by adding a “RL” Suffix to the Part Number • Polarity: Cathode Indicated by Polarity Band http://onsemi.com FAST RECOVERY POWER RECTIFIERS 3.0 AMPERES, 50−600 VOLTS AXIAL LEAD CASE 267 STYLE 1 MARKING DIAGRAM A MR85x YYWW G G A = Assembly Location MR85x = Device Number x = 0, 1, 2, 4 or 6 YY = Year WW = Work Week G = Pb−Free Package (Note: Microdot may be in either location) ORDERING INFORMATION See detailed ordering and shipping information in the package dimensions section on page 3 of this data sheet. *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. © Semiconductor Components Industries, LLC, 2011 May, 2011 − Rev. 6 1 Publication Order Number: MR850/D MR850, MR851, MR852, MR854, MR856 MAXIMUM RATINGS Rating Symbol MR850 MR851 MR852 MR854 MR856 Unit Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage Non−Repetitive Peak Reverse Voltage RMS Reverse Voltage Average Rectified Forward Current (Single phase resistive load, TA = 80°C) Non−Repetitive Peak Surge Current (Surge Applied at Rated Load Conditions) VRRM VRWM VR 50 100 200 400 600 VRSM 75 150 250 450 650 VR(RMS) 35 70 140 280 420 IO 3.0 IFSM 100 (one cycle) V V V A A Operating and Storage Junction Temperature Range TJ, Tstg − 65 to +125 − 65 to +150 °C Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction−to−Ambient (Note 1) Thermal Resistance, Junction−to−Lead (Note 1) 1. Mounted with minimum recommended pad size, PC board FR−4. ELECTRICAL CHARACTERISTICS Characteristic Forward Voltage (IF = 3.0 A, TJ = 25°C) Reverse Current (rated DC voltage) TJ = 25°C MR850 MR851 TJ = 80°C MR852 MR854 MR856 REVERSE RECOVERY CHARACTERISTICS Characteristic Reverse Recovery Time (IF = 1.0 A to VR = 30 Vdc) (IF = 15 A, di/dt = 10 A/ms) Reverse Recovery Current (IF = 1.0 A to VR = 30 Vdc) Symbol RqJA RqJL Max 28 5.5 Unit °C/W °C/W Symbol VF IR Min Typ Max − 1.04 1.25 − 2.0 10 − − 150 − 60 150 − − 200 − − 250 − 100 300 Unit V mA Symbol Min Typ Max Unit trr ns − 100 200 − 150 300 IRM(REC) − − 2.0 A http://onsemi.com 2 MR850, MR851, MR852, MR854, MR856 ORDERING INFORMATION Device Package Shipping† MR850 Axial Lead* 500 Units / Box MR851 Axial Lead* 500 Units / Box MR851G Axial Lead* 500 Units / Box MR851RL Axial Lead* 1200 / Tape & Reel MR851RLG Axial Lead* 1200 / Tape & Reel MR852 Axial Lead* 500 Units / Box MR852G Axial Lead* 500 Units / Box MR852RL Axial Lead* 1200 / Tape & Reel MR852RLG Axial Lead* 1200 / Tape & Reel MR854 Axial Lead* 500 Units / Box MR854G Axial Lead* 500 Units / Box MR854RL Axial Lead* 1200 / Tape & Reel MR854RLG Axial Lead* 1200 / Tape & Reel MR856 Axial Lead* 500 Units / Box MR856G Axial Lead* 500 Units / Box MR856RL Axial Lead* 1200 / Tape & Reel MR856RLG Axial Lead* 1200 / Tape & Reel †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. *These packages are inherently Pb−Free. http://onsemi.com 3 MR850, MR851, MR852, MR854, MR856 PACKAGE DIMENSIONS AXIAL LEAD CASE 267−05 (DO−201AD) ISSUE G K D 1 A 2 BK NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. INCHES DIM MIN MAX A 0.287 0.374 B 0.189 0.209 D 0.047 0.051 K 1.000 --- MILLIMETERS MIN MAX 7.30 9.50 4.80 5.30 1.20 1.30 25.40 --- STYLE 1: PIN 1. CATHODE (POLARITY BAND) 2. ANODE ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitabili.


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