RL251
THRU
RL257
2.5 Amp
Silicon Rectifier
50 to 1000 Volts
Features
Maximum Ratings
• Operating Temperature: -55°C to +150°C
• Storage Temperature: -55°C to +150°C
• Typical Thermal Resistance (R
θJA
) 35°C/W
MCC
Catalog
Number
Device
Marking Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
RL251 --- 50V 35V 50V
RL252 --- 100V 70V 100V
RL253 --- 200V 140V 200V
RL254 --- 400V 280V 400V
RL255 --- 600V 420V 600V
RL256 --- 800V 560V 800V
RL257 --- 1000V 700V 1000V
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current IF(AV) 2.5 A TA = 75°C
Peak Forward Surge
Current IFSM 150A 8.3ms, half sine
Maximum
Instantaneous
Forward Voltage VF1.0V IFM = 2.5A;
TA = 25°C*
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
IR5.0µA
50µATA = 25°C
TA = 100°C
Typical Junction
Capacitance CJ35pF Measured at
1.0MHz, VR=4.0V
*Pulse Test: Pulse Width 300µsec, Duty Cycle 1%
R-3
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A--- .160 --- 4.10
B--- .160 --- 4.10
C.040 .042 1.01 1.07
D1.000 --- 25.40 ---
A
B
D
D
C
Cathode Mark
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omponents
20736 Marilla Street Chatsworth
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MCC
Revision: B 2013/01/01
TM
Micro Commercial Components
• Epoxy meets UL 94 V-0 flammability rating
• Moisture Sensitivity Level 1
Notes: 1. High Temperature Solder Exemption Applied, see EU Directive Annex Notes 7.
• Low Cost
• Low Leakage
• Low Forward Voltage Drop
• High Current Capability
• Lead Free Finish/Rohs Compliant (Note1) ("P"Suffix designates
Compliant. See ordering information)
1 of 4
• Halogen free available upon request by adding suffix "-HF"
RL251 thru RL257
Average Forward Rectified Current - Amperes versus
Ambient Temperature - °C
Figure 2
Forward Derating Curve
017550 75 100 125
0
.5
1.0
1.5
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
°C
150
2.0
2.5
3.0
Junction Capacitance - pF versus
Reverse Voltage - Volts
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Volts
Figure 1
Typical Forward Characteristics
4
6
20
10
Amps
.2 .4 .6 .8 1.0 1.2
.01
.02
.04
.06
.1
.2
.4
.6
1
225°C
Volts
Figure 3
Junction Capacitance
.1 .2 1.4 2 10 20 404 100 200
1
2
6
10
20
100
pF
Volts
60
40
4
400 1000
TJ=25°C
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MCC
Revision: B 2013/01/01
TM
Micro Commercial Components
2 of 4
RL251 thru RL257
Figure 4
Typical Reverse Characteristics
Volts
.4
.6
2
1
Amps
20 120
40 60 80 100
.001
.002
.00
4
.006
.01
.02
.04
.06
.1
.2
4
6
10
140
TJ=25°C
TJ=100°C
1 100
4
0
30
60
90
8
Figure 5
Peak Forward Surge Current
Peak Forward Surge Current - Amperes versus
Number Of Cycles At 60Hz - Cycles
Amps
Cycles
2
6
10 20 60 80
40
120
150
180
Instantaneous Reverse Current - Amps versus
Percent Of Rated Peak Reverse Voltage - Volts
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MCC
Revision: B 2013/01/01
TM
Micro Commercial Components
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MCC
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Revision: B 2013/01/01
TM
Micro Commercial Components
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Device Packing
Part Number-TP Tape&Reel: 3Kpcs/Reel
Part Number-BP Bulk: 25Kpcs/Carton
Ordering Information :
***IMPORTANT NOTICE***
Micro Commercial Components Corp. reserves the right to make changes without further notice to any product herein to
make corrections, modifications , enhancements , improvements , or other changes . Micro Commercial Components
Corp . does not assume any liability arising out of the application or use of any product described herein; neither does it
convey any license under its patent rights ,nor the rights of others . The user of products in such applications shall assume all
risks of such use and will agree to hold Micro Commercial Components Corp . and all the companies whose products are
represented on our website, harmless against all damages.
***LIFE SUPPORT***
MCC's products are not authorized for use as critical components in life support devices or systems without the express written
approval of Micro Commercial Components Corporation.
***CUSTOMER AWARENESS***
Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking
strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages
customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on
our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine
parts, have full traceability, meet MCC's quality standards for handling and storage. MCC will not provide any warranty
coverage or other assistance for parts bought from Unauthorized Sources. MCC is committed to combat this global
problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
Note : Adding "-HF" suffix for halogen free, eg. Part Number-TP-HF
