MCC
TM
Micro Commercial Components
omponents
20736 Marilla Chatsworth
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1N4448
Features
• Lead Free Finish/Rohs Compliant (Note1) ("P"Suffix designates
Compliant. See ordering information)
Low Current Leakage
Metalurgically Bonded Construction
Low Cost
Marking : Cathode band and type number
Moisture Sensitivity Level 1
•
•
•
•
•
500mW 100Volt
Switching Diode
Maximum Ratings
•
•
•
DO-35
Operating Temperature: -55°C to +150°C
Storage Temperature: -55°C to +150°C
Maximum Thermal Resistance; 35 °C/W Junction To Ambient
Electrical Characteristics @ 25°C Unless Otherwise Specified
Reverse Voltage
Peak Reverse
Voltage
Average Rectified
Current
Power Dissipation
Junction
Temperature
Peak Forward Surge
Current
Instantaneous
Forward Voltage
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
Typical Junction
Capacitance
Reverse Recovery
Time
VR
VRM
75V
100V
IO
150mA
PTOT
TJ
500mW
150°C
IFSM
500mA
A
Resistive Load
f >= 50Hz
Cathode
Mark
B
D
VF
t<1s
1.0V(MAX) IFM = 100mA;
0.62-0.72V I FM = 5.0mA
VR=20Volts
TJ = 25°C
TJ = 150°C
VR=75Volts
CJ
Measured at
1.0MHz, VR=4.0V
Trr
4nS
IF=10mA
VR = 6V
RL=100Ω
*Pulse test: Pulse width 300 µsec, Duty cycle 2%
Note:
D
IR
C
25nA
50µA
5uA
4pF
DIMENSIONS
DIM
A
B
C
D
INCHES
MIN
------1.000
MAX
.166
.079
.020
---
MM
MIN
------25.40
MAX
4.2
2.00
.52
---
NOTE
1. Lead in Glass Exemption Applied, see EU Directive Annex 5.
Revision: A
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MCC
1N4448
Figure 1
Typical Forward Characteristics
Micro Commercial Components
200
Figure 2
Forward Derating Curve
100
600
60
40
500
20
400
MilliAmps 10
6
300
MilliWatts
4
200
2
25°C
100
1
Single Phase, Half Wave
60Hz Resistive or Inductive Load
.6
0
.4
0
50
75
100
125
150
175
°C
.2
.1
.4
.6
.8
1.0
1.2
Admissable Power Dissipation - MilliWattsversus
Ambient Temperature - °C
1.4
Volts
Instantaneous Forward Current - Amperesversus
Instantaneous Forward Voltage - Volts
Figure 3
Junction Capacitance
10
6
4
2
pF
TJ=25°C
1
.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: A
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TM
MCC
1N4448
Figure 4
Typical Reverse Characteristics
Micro Commercial Components
Figure 5
Peak Forward Surge Current
600
1000
600
400
500
200
400
100
300
60
MilliAmps
40
200
100
20
0
10
NanoAmps
6
1
2
4
6
8 10
20
40
60 80 100
Cycles
4
Peak Forward Surge Current - Amperesversus
Number Of Cycles At 60Hz - Cycles
2
1
.6
.4
.2
.1
20
40
60
80
100
120
140
TJ
Instantaneous Reverse Leakage Current - NanoAmperes
versus
Junction Temperature - °C
Revision: A
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2011/01/01
TM
MCC
TM
Micro Commercial Components
Ordering Information :
Device
Packing
Part Number-TP
Tape&Reel: 10Kpcs/Reel
Part Number-AP
Ammo Packing: 5Kpcs/Ammo Box
Part Number-BP
Bulk: 100Kpcs/Carton
***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.
www.mccsemi.com
Revision: A
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2011/01/01