MCC
1N4942
TM
Micro Commercial Components
omponents
20736 Marilla Street Chatsworth
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Features
Halogen free available upon request by adding suffix "-HF"
•
•
•
•
•
Low Leakage Current and Fast Switching
Epoxy meets UL 94 V-0 flammability rating
Moisture Sensitivity Level 1
Lead Free Finish/RoHS Compliant (Note1) ("P"Suffix designates
Compliant. See ordering information)
THRU
1N4948
1 Amp Fast Recovery
Rectifier
200 to 1000 Volts
Maximum Ratings
•
•
•
DO-41
Operating Temperature: -55°C to +150°C
Storage Temperature: -55°C to +150°C
Maximum Thermal Resistance; 50 °C/W Junction To Ambient
MCC
Catalog
Number
1N4942
1N4944
1N4946
1N4947
1N4948
Device
Marking
1N4942
1N4944
1N4946
1N4947
1N4948
Maximum
Recurrent
Peak
Reverse
Voltage
200V
400V
600V
800V
1000V
Maximum
RMS
Voltage
140V
280V
420V
560V
700V
Maximum
DC
Blocking
Voltage
D
200V
400V
600V
800V
1000V
A
Cathode
Mark
B
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
Peak Forward Surge
Current
Maximum
Instantaneous
Forward Voltage
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
Maximum Reverse
Recovery Time
1N4942-4944
1N4946-4947
1N4948
Typical Junction
Capacitance
IF(AV)
1.0A
TA =55°C
IFSM
25A
8.3ms, half sine
VF
1.3V
IFM = 1.0A;
TA = 25°C*
IR
5.0µA
500µA
TJ = 25°C
TJ = 175°C
Trr
CJ
150ns
250ns
500ns
15pF
IF=0.5A,
IR=1.0A,
Irr=0.25A
Measured at
1.0MHz,
VR=4.0V
D
C
DIMENSIONS
DIM
A
B
C
D
INCHES
MIN
.166
.080
.028
1.000
MAX
.205
.107
.034
---
MM
MIN
4.10
2.00
.70
25.40
MAX
5.20
2.70
.90
---
NOTE
*Pulse test: Pulse width 300 µsec, Duty cycle 2%
Note:
1. High Temperature Solder Exemption Applied, see EU Directive Annex 7.
Revision: B
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MCC
1N4942 thru 1N4948
Figure 1
Typical Forward Characteristics
Micro Commercial Components
20
Figure 2
Forward Derating Curve
10
1.2
6
4
1.0
2
Amps
.8
1
.6
.6
Amps
.4
.4
.2
25°C
.2
.1
Single Phase, Half Wave
60Hz Resistive or Inductive Load
.06
0
.04
0
50
75
100
125
150
175
°C
.02
.01
.4
.6
.8
1.0
1.2
Average Forward Rectified Current - Amperesversus
Ambient Temperature - °C
1.4
Volts
Instantaneous Forward Current - Amperesversus
Instantaneous Forward Voltage - Volts
Figure 3
Junction Capacitance
100
60
40
20
pF
TJ=25°C
10
6
4
2
1
.1
.2
.4
1
Volts
2
4
10
20
40
100
200
400
1000
Junction Capacitance - pFversus
Reverse Voltage - Volts
Revision: B
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TM
MCC
1N4942 thru 1N4948
Figure 4
Typical Reverse Characteristics
TM
Micro Commercial Components
Figure 5
Non-Repetitive Peak Forward Surge Current
100
30
60
40
25
20
20
10
15
6
4
Amps
TA=125°C
10
5
2
0
µAmps 1
1
2
4
6
.6
.4
8 10
20
40
60 80 100
Cycles
Peak Forward Surge Current - Amperesversus
Number Of Cycles At 60Hz - Cycles
TA=75°C
.2
.1
.06
.04
TA=25°C
.02
.01
20
40
60
80
100
120
140
Volts
Instantaneous Reverse Leakage Current - MicroAmperesversus
Percent Of Rated Peak Reverse Voltage - Volts
Figure 6
Reverse Recovery Time Characteristic And Test Circuit Diagram
50Ω
10Ω
trr
+0.5A
0
Pulse
Generator
Note 2
25Vdc
1Ω
Oscilloscope
Note 1
-1.0
1cm
Set Time Base for 20/100ns/cm
Notes:
1. Rise Time = 7ns max.
Input impedance = 1 megohm, 22pF
2. Rise Time = 10ns max.
Source impedance = 50 ohms
3. Resistors are non-inductive
Revision: B
-0.25
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MCC
TM
Micro Commercial Components
Ordering Information :
Device
Packing
Part Number-TP
Tape&Reel: 5Kpcs/Reel
Part Number-AP
Ammo Packing: 5Kpcs/Ammo Box
Part Number-BP
Bulk: 50Kpcs/Carton
Note : Adding "-HF" suffix for halogen free, eg. Part Number-TP-HF
***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.
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Revision: B
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