Features
Marking: D4
Weight: 0.008 grams ( approx.)
Maximum Ratings @ 25oC Unless Otherwise Specified
Characteristic Symbol Value Unit
Working Inverse Voltage VIV 75 V
DC Forward Current IFM 600 mA
Average Rectified Current IF(AV) 200 mA
Recurrent Peak Forward Current IFRM 700 mA
Peak Forward Surge Current@ t=1.0s
@ t=1.0us IFSM 1.0
2.0 A
Power Dissipation Pd350 mW
Thermal Resistance R 357 oC/W
Operation & Storage Temp. Range Tj, T
STG -55 to +150 oC
Note:1) These ratings are based on a max. junction temperature of 150 degrees C
2) These are steady state limits. The factory should be consulted on applications
involving pulsed or low duty cycle operation
Electrical Characteristics @ 25oC Unless Otherwise Specified
Charateristic Symbol Min Max Unit Test Cond.
Breakdown Voltage VR75 V IR=5uA
Maximum
Instantaneous
Forward Voltage
VF1.0 V IF=10mA
Maximum
Instantaneous Reverse
Current
IR
25
50
5.0
nA
uA
uA
VR=20V
VR=20V TA=150oC
V
R
=75V
Junction Capacitance C
j
4pFV
R=0V, f=1.0MHz
Reverse Recovery
Time trr 4ns
IF=10mA, VR=6.0V,
IRR=1.0mA,
RL=100 OHM
MMBD4148SE
High Conductance
Ultra Fast Diode
350mW
Suggested Solder
Pad Layout
.079
2.000 in
c
h
es
mm
.031
.800
.035
.900
.
03
7
.950
.037
.950
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .110 .120 2.80 3.04
C .047 .055 1.20 1.40
D .035 .041 .89 1.03
E .070 .081 1.78 2.05
F .018 .024 .45 .60
G .0005 .0039 .013 .100
H .035 .044 .89 1.12
J .003 .007 .085 .180
K .015 .020 .37 .51
A
B
C
D
E
F
GH
J
K
SOT-23
www.mccsemi.com
omponents
20736 Marilla Street Chatsworth
!"#
$% !"#
MCC
Revision: A 2011/01/01
TM
Micro Commercial Components
1 of 2
RoHS Compliant. See ordering information)
Epoxy meets UL 94 V-0 flammability rating
Moisture Sensitivity Level 1
150oC Junction Temperature
Mechanical Data
Surface Mount Package Ideally Suited for Automatic Insertion
Lead Free Finish/Rohs Compliant ("P"Suffix designates
B .083 .104 2.10 2.64
MCC
Revision: A 2011/01/01
TM
Micro Commercial Components
www.mccsemi.com
2 of 2
Device Packing
Part Number-TP Tape&Reel: 3Kpcs/Reel
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.
