1N4148WS 1 of 4 © 2006 Won-Top Electronics
Pb
1N4148WS
SURFACE MOUNT FAST SWITCHING DIODE
Features
High Conductance
Fast Switching Speed A
Surface Mount Package Ideally Suited for
Automatic Insertion
For General Purpose Switching Application C
Plastic Material – UL Recognition Flammability D
Classification 94V-O B
E
Mechanical Data H
Case: SOD-323, Molded Plastic G
Terminals: Plated Leads Solderable per J
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.004 grams (approx.)
Marking: Device Co de, See Page 3
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 4
Maximum Ratings @TA=25°C unless otherwise specified
Characteristic Symbol 1N4148WS Unit
Non-Repetitive Peak Reverse Voltage VRM 100 V
Peak Repetitive Revers e Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR 75 V
RMS Reverse Voltage VR(RMS) 53 V
Forward Continuous Current (Note 1) IFM 300 mA
Average Rectified Output Current (Note 1) IO 150 mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0µs
@ t = 1.0s IFSM 2.0
1.0 A
Power Dissipation (Note 1) Pd 200 mW
Typical Thermal Resistance, Junction to Ambi ent Air (Note 1) RθJA 625 K/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
WTE
POWER SEM IC ON DUC TOR S
SOD-323
Dim Min Max
A 2.30 2.75
B 1.60 1.80
C 1.15 1.35
D 0.25 0.40
E 0.09 0.18
G 0.20 0.40
H 0.80 1.00
J — 0.12
All Dimensions in mm
1N4148WS 2 of 4 © 2006 Won-Top Electronics
Electrical Characteristics @TA=25°C unless otherwise specified
Characteristic Symbol 1N4148WS Unit
Forward Voltage Drop @ IF = 10mA VFM 1.0 V
Peak Reverse Leakage Current @ VR = 75V IRM 2.5 µA
Junction Capacitance (VR = 0V DC, f = 1.0MHz) Cj2.0 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 x IR, RL = 100.
1
10
100
1000
10,000
0 100 200
I , LEAKAGE CURRENT (nA)
R
T , JUNCTION TEMPERATURE (°C)
Fig. 2 Leakage Current vs Junction Temperature
j
V = 20V
R
10
1.0
100
1000
0.1
0.01
01
2
I , INSTANTANE
O
US F
O
RWARD CURRENT (mA)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 1 Forward Characteristics
F
1N4148WS 3 of 4 © 2006 Won-Top Electronics
MARKING INFORMATION RECOMMENDED FOOTPRINT
PACKAGING INFORMATION
Reel Diameter
(mm) Quantity
(PCS) Inner Box Size
L x W x H (mm) Quantity
(PCS) Carton Size
L x W x H (mm) Quantity
(PCS) Approx. Gross Weight
(KG)
178 3,000 187 x 187 x 65 15,000 390 x 240 x 420 150,000 7.0
xx
0.025
(0.63)
inches
(
mm
)
0.033
(0.83)
0.063
(1.60)
178mm
Product ID Label 8mm
Directi on of Unreeli ng
8mm
4mm 1.6mm
Note: 1. Anti-static plastic reel, white, water clear or blue color. Inspection hole might be varied in different alignment.
2. Components are packed in accordance with EIA standard 481-1 and 481-2.
Inspection Hole
TAPE & REEL
4mm
xx = Device Code, See Table Below
Mfg Site Device Code
TW Plant A2
CN Plant T4
1N4148WS 4 of 4 © 2006 Won-Top Electronics
ORDERING INFORMATION
Product No. Package Type Shipping Quantity
1N4148WS-T1 SOD-323 3000/Tape & Reel
1. Shippi ng qu antit y giv en is for mini m um packing qu antity only. For minim um
order quantity, please consult the Sales Department.
2. To order RoHS / Lead Fre e ver si on ( wi t h Lea d Fr ee finish), ad d “-L F”
suffix to part number abo ve. For ex a m ple, 1N4148W S- T1-LF.
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer . WTE reserves the right to change any or all information herein without further notice.
WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
We power your everyday.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohs i ung, Taiwan
Phone: 886-7-822-5408 or 886-7-822-5410
Fax: 886-7-822-5417
Email: sales@wontop.com
Internet: http://www.wontop.com
