Pb
Lead-free
DS30396 Rev. 6 - 2 1 of 2 1N4148WT
www.diodes.com c227Diodes Incorporated
1N4148WT
SURFACE MOUNT FAST SWITCHING DIODE
c183 Case: SOD-523
c183 Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
c183 Moisture Sensitivity: Level 1 per J-STD-020C
c183 Terminal Connections: Cathode Band
c183 Terminals: Finish - Matte Tin annealed over Alloy 42
leadframe. Solderable per MIL-STD-202, Method 208
c183 Marking: T4
c183 Ordering Information: See Last Page
c183 Weight: 0.002 grams (approximate)
Mechanical Data
BA
C
D G
E
CATHODE MARK
MARKING CODE
T4
Characteristic Symbol Value Unit
Non-Repetitive Peak Reverse Voltage VRM 100 V
Reverse Voltage VR 80 V
RMS Reverse Voltage VR(RMS) 53 V
Forward Continuous Current IFM 250 mA
Average Rectified Output Current IO 125 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0c109s
@ t = 100ms
I
FSM
2.0
1.0
A
Operating and Storage Temperature Range Tj ,TSTG -65 to +150 c176C
Maximum Ratings
@ T
A
= 25c176C unless otherwise specified
Characteristic Symbol Min Max Unit Test Conditions
Reverse Breakdown Voltage (Note 3) V(BR)R 75 c190 V I
R
= 1.0c109A
Forward Voltage VF c190
0.715
0.855
1.0
1.25
V
I
F
= 1.0mA
I
F
= 10mA
I
F
= 50mA
I
F
= 150mA
Peak Reverse Current (Note 3) IR c190
1.0
50
30
25
c109A
c109A
c109A
nA
V
R
= 75V
V
R
= 75V, T
j
= 150c176C
V
R
= 25V, T
j
= 150c176C
V
R
= 20V
Total Capacitance CT c190 2.0 pF VR = 0, f = 1.0MHz
Reverse Recovery Time trr c190 4.0 ns
I
F
= I
R
= 10mA,
I
rr
= 0.1 x I
R
,R
L
= 100c87
Electrical Characteristics
@ T
A
= 25c176C unless otherwise specified
c183 Fast Switching Speed
c183 Ultra-Small Surface Mount Package
c183 For General Purpose Switching Applications
c183 High Conductance
c183 Lead Free By Design/RoHS Compliant (Note 1)
c183 Qualified to AEC-Q101 Standards for High Reliability
Note: 1. No purposefully added lead.
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.
NEW
P
RODUCT
SOD-523
Dim Min Max
A 1.50 1.70
B 1.10 1.30
C 0.25 0.35
D 0.70 0.90
E 0.10 0.20
G 0.55 0.65
All Dimensions in mm
Features
Thermal Characteristics
@ T
A
= 25c176C unless otherwise specified
Characteristic Symbol Value Unit
Power Dissipation (Note 2) Pd 150 mW
Thermal Resistance Junction to Ambient Air (Note 2) Rc113JA 833 c176C/W