Semiconductor Components Industries, LLC, 2000
October, 2000 Rev. 3
1
Publication Order Number:
MR850/D
MR850, MR851, MR852,
MR854, MR856
MR852 and MR856 are Preferred Devices
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.
Mechanical Characteristics
Case: Epoxy, Molded
Weight: 1.1 gram (approximately)
Finish: All External Surfaces Corrosion Resistant and Terminal
Leads are Readily Solderable
Lead and Mounting Surface Temperature for Soldering Purposes:
220
C Max. for 10 Seconds, 1/16
from case
Shipped in plastic bags, 500 per box
Available Tape and Reeled, 1200 per reel, by adding a "RL" suffix to
the part number
Polarity: Cathode Indicated by Polarity Band
Marking: MR850, MR851, MR852, MR854, MR856
MAXIMUM RATINGS
Please See the Table on the Following Page
FAST RECOVERY
POWER RECTIFIERS
3.0 AMPERES
50600 VOLTS
http://onsemi.com
Device
Package
Shipping
ORDERING INFORMATION
MR850
Axial Lead
500 Units/Box
MR850RL
Axial Lead
1200/Tape & Reel
AXIAL LEAD
CASE 26705
STYLE 1
Preferred devices are recommended choices for future use
and best overall value.
MR851
Axial Lead
500 Units/Box
MR851RL
Axial Lead
1200/Tape & Reel
MR852
Axial Lead
500 Units/Box
MR852RL
Axial Lead
1200/Tape & Reel
MR854
Axial Lead
500 Units/Box
MR854RL
Axial Lead
1200/Tape & Reel
MR856
Axial Lead
500 Units/Box
MR856RL
Axial Lead
1200/Tape & Reel
AL
= Assembly Location
MR85x = Device Number
x
= 0, 1, 2, 4 or 6
YY
= Year
WW
= Work Week
MARKING DIAGRAM
AL
MR
85x
YYWW
MR850, MR851, MR852, MR854, MR856
http://onsemi.com
2
MAXIMUM RATINGS
Rating
Symbol
MR850
MR851
MR852
MR854
MR856
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
50
100
200
400
600
Volts
NonRepetitive Peak Reverse Voltage
V
RSM
75
150
250
450
650
Volts
RMS Reverse Voltage
V
R(RMS)
35
70
140
280
420
Volts
Average Rectified Forward Current
(Single phase resistive load, T
A
= 80
C)
I
O
3.0
Amp
NonRepetitive Peak Surge Current
(surge applied at rated load conditions)
I
FSM
100
(one cycle)
Amp
Operating and Storage Junction
Temperature Range
T
J
,
T
stg
65 to +125
65 to +150
C
THERMAL CHARACTERISTICS
Characteristic
Symbol
Max
Unit
Thermal Resistance, Junction to Ambient
(Recommended Printed Circuit Board Mounting)
R
JA
28
C/W
ELECTRICAL CHARACTERISTICS
Characteristic
Symbol
Min
Typ
Max
Unit
Forward Voltage
(I
F
= 3.0 Amp, T
J
= 25
C)
V
F
1.04
1.25
Volts
Reverse Current (rated dc voltage) T
J
= 25
C
MR850
MR851
MR852
MR854
MR856
T
J
= 80
C
I
R
2.0
60
100
10
150
150
200
250
300
A
REVERSE RECOVERY CHARACTERISTICS
Characteristic
Symbol
Min
Typ
Max
Unit
Reverse Recovery Time
(I
F
= 1.0 Amp to V
R
= 30 Vdc)
(I
F
= 15 Amp, di/dt = 10 A/
s)
t
rr
100
150
200
300
ns
Reverse Recovery Current
(I
F
= 1.0 Amp to V
R
= 30 Vdc)
I
RM(REC)
2.0
Amp
MR850, MR851, MR852, MR854, MR856
http://onsemi.com
4
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without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular
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including without limitation special, consequential or incidental damages. "Typical" parameters which may be provided in SCILLC data sheets and/or
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Sales Representative.
MR850/D
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