MR856RLG

## 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** 

**http://onsemi.com** 

**FAST RECOVERY POWER RECTIFIERS 3.0 AMPERES, 50−600 VOLTS** 

- 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 

**AXIAL LEAD CASE 267 STYLE 1** 

- Polarity: Cathode Indicated by Polarity Band 

## **MARKING DIAGRAM** 

A MR85x YYWW ~~—=||_.-F~~ A = Assembly Location MR85x = Device Number x = 0, 1, 2, 4 or 6 YY = Year WW = Work Week = 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. 

Publication Order Number: **MR850/D** 

**1** 

© Semiconductor Components Industries, LLC, 2011 **May, 2011 − Rev. 6** 

**MR850, MR851, MR852, MR854, MR856** 

## **MAXIMUM RATINGS** 

|**MAXIMUM RATINGS**||||||||
|---|---|---|---|---|---|---|---|
|**Rating**|**Symbol**|**MR850**|**MR851**|**MR852**|**MR854**|**MR856**|**Unit**|
|Peak Repetitive Reverse Voltage<br>Working Peak Reverse Voltage<br>DC Blocking Voltage|VRRM<br>VRWM<br>VR|50|100|200|400|600|V|
|Non−Repetitive Peak Reverse Voltage|VRSM|75|150|250|450|650|V|
|RMS Reverse Voltage|VR(RMS)|35|70|140|280|420|V|
|Average Rectified Forward Current<br>(Single phase resistive load, TA= 80°C)|IO|3.0|||||A|
|Non−Repetitive Peak Surge Current<br>(Surge Applied at Rated Load Conditions)|IFSM|100<br>(one cycle)|||||A|
|Operating and Storage Junction Temperature Range|TJ, Tstg|−65 to +125<br>−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** 

|**THERMAL CHARACTERISTICS**||||
|---|---|---|---|
|**Characteristic**|**Symbol**|**Max**|**Unit**|
|Thermal Resistance, Junction−to−Ambient (Note 1)|R�JA|28|°C/W|
|Thermal Resistance, Junction−to−Lead (Note 1)|R�JL|5.5|°C/W|



1. Mounted with minimum recommended pad size, PC board FR−4. 

## **ELECTRICAL CHARACTERISTICS** 

|**ELECTRICAL CHARACTERISTICS**||||||
|---|---|---|---|---|---|
|**Characteristic**|**Symbol**|**Min**|**Typ**|**Max**|**Unit**|
|Forward Voltage<br>(IF= 3.0 A, TJ= 25°C)|VF|−|1.04|1.25|V|
|Reverse Current (rated DC voltage) TJ= 25°C<br>MR850<br>MR851<br>MR852<br>MR854<br>MR856<br>TJ= 80°C|IR|−<br>−<br>−<br>−<br>−<br>−|2.0<br>−<br>60<br>−<br>−<br>100|10<br>150<br>150<br>200<br>250<br>300|�A|
|**REVERSE RECOVERY CHARACTERISTICS**||||||
|**Characteristic**|**Symbol**|**Min**|**Typ**|**Max**|**Unit**|
|Reverse Recovery Time<br>(IF= 1.0 A to VR= 30 Vdc)<br>(IF= 15 A, di/dt = 10 A/�s)|trr|−<br>−|100<br>150|200<br>300|ns|
|Reverse Recovery Current<br>(IF= 1.0 A to VR= 30 Vdc)|IRM(REC)|−|−|2.0|A|



**http://onsemi.com** 

**2** 

**MR850, MR851, MR852, MR854, MR856** 

## **ORDERING INFORMATION** 

|**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 

**==> picture [220 x 76] intentionally omitted <==**

**----- Start of picture text -----**<br>
K A<br>D<br>1 2<br>re G4<br>B<br>K<br>-|<br>**----- End of picture text -----**<br>


**==> picture [123 x 100] intentionally omitted <==**

**----- Start of picture text -----**<br>
NOTES:<br>1. DIMENSIONING AND TOLERANCING PER ANSI<br>Y14.5M, 1982.<br>2. CONTROLLING DIMENSION: INCH.<br>INCHES MILLIMETERS<br>DIM MIN MAX MIN MAX<br>A 0.287 0.374 7.30 9.50<br>B 0.189 0.209 4.80 5.30<br>D 0.047 0.051 1.20 1.30<br>—EE K 1.000 --- 25.40 E ---<br>STYLE 1:<br>PIN 1. CATHODE (POLARITY BAND)<br>2. ANODE<br>**----- End of picture text -----**<br>


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## **PUBLICATION ORDERING INFORMATION** 

## **LITERATURE FULFILLMENT** : 

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**http://onsemi.com** 

**MR850/D** 

**4**