1N4448W N0578 REV.-

1N4448W
Technical Data
Data Sheet N0578, Rev. -
Green Products
1N4448W
SURFACE MOUNT FAST SWITCHING DIODE
Features:
•
•
•
•
•
•
•
•
High Conductance
Fast Switching
Surface Mount Package Ideally Suited for Automatic Insertion
For General Purpose and Switching Application
Plastic Material –UL Recognition Flammability Classification 94V-O
This is a Pb − Free Device
All SMC parts are traceable to the wafer lot
Additional testing can be offered upon request
Mechanical Data:
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•
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Case: SOD-123, Molded Plastic
Terminals: Plated leads Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.01 grams(approx.)
Mounting Position: A3
Mechanical Dimensions: In mm/Inches
SOD-123
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1N4448W
Technical Data
Data Sheet N0578, Rev. -
Green Products
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic
Non-Repetitive Peak Reverse Voltage
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RSM Reverse Voltage
Forward Continuous Current(Note 1)
Average Rectified Output Current(Note 1)
Peak Forward Surge Current
@t=1.0us
@t=1.0s
Power Dissipation(Note 1)
Typical Thermal Resistance, Junction to Ambient
Air(Note 1)
Operating and Storage Temperature Range
Symbol
1N4448W
Unit
VRM
100
V
VRRM
VRWM
VR
75
V
VR(RMS)
53
V
IF
Io
500
250
mA
mA
IFSM
4.0
2.0
A
Pd
500
mW
RθJA
357
K/W
TJ, TSTG
-65 to +150
°C
Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic
Symbol
1N4448W
Unit
Forward Voltage
@IF= 5mA
@IF=10mA
VFM
0.72
1.0
V
Reverse Leakage Current
@VR=20V
@VR=75V
IRM
25
5.0
nA
uA
Junction Capacitance (VR=0V, f=1.0MHz)
Cj
4.0
pF
Reverse Recovery Time(Note 2)
trr
4.0
ns
Note: 1. Valid provided that terminals are kept at ambient temperature.
2. Measured with IF=IR=10mA, IRR=0.1×IR, RL=100Ω
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1N4448W
Technical Data
Data Sheet N0578, Rev. -
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Green Products
1N4448W
Technical Data
Data Sheet N0578, Rev. -
Green Products
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the SMC - Sangdest Microelectronics (Nanjing) Co., Ltd sales
department for the latest version of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement .
3- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any damages that may result from an accident or
any other cause during operation of the user’s units according to the datasheet(s). SMC - Sangdest Microelectronics (Nanjing) Co., Ltd
assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information,
products or circuits described in the datasheets.
4- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any failure in a semiconductor device or any
secondary damage resulting from use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC - Sangdest Microelectronics
(Nanjing) Co., Ltd.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC
- Sangdest Microelectronics (Nanjing) Co., Ltd.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will
hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third
party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and
regulations..
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