DS30396 Rev. 2 - 2 1 of 2 1N4148WT
www.diodes.com ã Diodes Incorporated
1N4148WT
SURFACE MOUNT FAST SWITCHING DIODE
·Case: SOD-523, Plastic
·Plastic Material - UL Flammability Classification
Rating 94V-0
·Moisture Sensitivity: Level 1 per J-STD-020A
·Polarity: Cathode Band
·Terminals: Finish - Matte Tin (Note 1)
Solderable per MIL-STD-202, Method 208
·Also Available in Lead Free Plating (Matte Tin
Finish). Please see Ordering Information, Note
5, on Page 2
·Marking: T4
·Weight: 0.002 grams (approx.)
Mechanical Data
B
A
C
DG
E
CATHODE MARK
MARKING CODE
T4
Characteristic Symbol Value Unit
Non-Repetitive Peak Reverse Voltage VRM 100 V
Reverse Voltage VR80 V
RMS Reverse Voltage VR(RMS) 53 V
Forward Continuous Current IFM 250 mA
Average Rectified Output Current IO125 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0ms
@ t = 100ms IFSM 2.0
1.0 A
Power Dissipation (Note 2) Pd150 mW
Thermal Resistance Junction to Ambient Air (Note 2) RqJA 833 °C/W
Operating and Storage Temperature Range Tj,T
STG -65 to +150 °C
Maximum Ratings @ TA= 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Conditions
Reverse Breakdown Voltage (Note 3) V(BR)R 75 ¾VIR = 1.0mA
Forward Voltage VF¾
0.715
0.855
1.0
1.25
V
IF = 1.0mA
IF = 10mA
IF = 50mA
IF = 150mA
Peak Reverse Current (Note 3) IR¾
1.0
50
30
25
mA
mA
mA
nA
VR = 75V
VR = 75V, Tj = 150°C
VR = 25V, Tj = 150°C
VR = 20V
Total Capacitance CT¾2.0 pF VR = 0, f = 1.0MHz
Reverse Recovery Time trr ¾4.0 ns IF = IR = 10mA,
Irr = 0.1 x IR,R
L = 100W
Electrical Characteristics @ TA= 25°C unless otherwise specified
·Fast Switching Speed
·Ultra-Small Surface Mount Package
·For General Purpose Switching Applications
·High Conductance
·Also Available in Lead Free Version
Note: 1. If lead-bearing terminal plating is required, please contact your Diodes Inc. sales representative for availability and minimum
order details.
2. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our
website at http://www.diodes.com/datasheets/ap02001.pdf.
3. Short duration pulse test used to minimize self-heating effect.
TCUDORPWEN
SOD-523
Dim Min Max
A1.50 1.70
B1.10 1.30
C0.25 0.35
D0.70 0.90
E0.10 0.20
G0.50 0.70
All Dimensions in mm
Features
SPICE MODEL: 1N4148WT
DS30396 Rev. 2 - 2 2 of 2 1N4148WT
www.diodes.com
0
50
025
50 75 100 125
P,P
O
WER DISSIPATI
O
N (mW)
D
T , AMBIENT TEMPERATURE (°C)
A
Fig. 1 Derating Curve
100
200
150
150 0.001
0.01
0.1
1
10
1000
100
0 500 1000 1500
V , INSTANTANEOUS FORWARD VOLTAGE (mV)
F
Fi
g
.2 T
y
pical Forward Characteristics
I , INSTANTANEOUS FORWARD CURRENT (mA)
F
T=25°C
A
T=75°C
A
T = 125°C
A
T = -25°C
A
020 40 60 80 100
V , INSTANTANEOUS REVERSE VOLTAGE (V)
R
Fig. 3 Typical Reverse Characteristics
1
0.1
10
100
1000
10,000
T = 25°C
A
T=75°C
A
T = 125°C
A
T = -25°C
A
I , LEAKAGE CURRENT (nA)
R
TCUDORPWEN
Notes: 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
5. For Lead Free version (with Lead Free terminal finish) part number, please add "-F" suffix to part number above.
Example: 1N4148WT-7-F.
Ordering Information (Note 4)
Device Packaging Shipping
1N4148WT-7 SOD-523 3000/Tape & Reel
