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1N4148WS, in 3D

1N4148WS

Jiangsu Changjing Electronics Technology (CJ)

1.25V@150mA 100V 150mA 1uA@75V 200mW 2A 4ns Independent SOD-323 Switching Diodes ROHS

JLCPCB basic
DatasheetJLCPCBLCSCcj/1N4148WS
Category
Switching Diodes
Package
SOD-323
Pins
2

Overview

The 1N4148WS is a switching Diode made by Jiangsu Changjing Electronics Technology (CJ) in a SOD-323 package with 2 pins. 1.25V@150mA 100V 150mA 1uA@75V 200mW 2A 4ns Independent SOD-323 Switching Diodes ROHS.

PCBKit's library has its KiCad symbol (Diode:1N4148WS, from KiCad's library) and its footprint (Diode_SMD:D_SOD-323, from KiCad's library), ready for a KiCad board. 2,979,525 are in stock at JLCPCB (part C2128). 702 open-source boards in 509 repositories on GitHub use it.

Symbol

Diode:1N4148WSFrom KiCad's library

Footprint

12
Diode_SMD:D_SOD-323From KiCad's library

From the datasheet

8
Reverse voltage, most
100 V · VRWM, max working peak reverse voltage · p. 1
Forward current, most
300 mA · IFM, max forward continuous current · p. 1
Junction, hottest
150 °C · Tj, max junction temperature · p. 1
Junction to air (SOD-323)
625 K/W · RθJA, junction to ambient · p. 1
Forward voltage
715 mV · VF1, max at IF=1mA · p. 1
Forward voltage
855 mV · VF2, max at IF=10mA · p. 1
Forward voltage
1 V · VF3, max at IF=50mA · p. 1
Forward voltage
1.25 V · VF4, max at IF=150mA · p. 1

What it is and has

2
Package
SOD-323, plastic-encapsulated · p. 1
Marking
T6, T4 · p. 1

Specifications

19
ParameterConditionsAs printedPage
Non-Repetitive Peak Reverse Voltage VRMTa=25℃max 100 V1
Peak Repetitive Peak Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage VRRM / VRWM / VRTa=25℃; shared limitmax 100 V1
RMS Reverse Voltage VR(RMS)Ta=25℃max 71 V1
Forward Continuous Current IFMTa=25℃max 300 mA1
Average Rectified Output Current IOTa=25℃max 150 mA1
Peak Forward Surge Current IFSMTa=25℃, t=1.0usmax 2 A1
Peak Forward Surge Current IFSMTa=25℃, t=1.0smax 1 A1
Power Dissipation PdTa=25℃max 200 mW1
Thermal Resistance Junction to Ambient RθJASOD-323, Ta=25℃max 625 ℃/W1
Junction Temperature Tjmax 150 ℃1
Storage Temperature TSTGmin -55 · max 150 ℃1
Forward voltage VF1IF=1mAmax 0.715 V1
Forward voltage VF2IF=10mAmax 0.855 V1
Forward voltage VF3IF=50mAmax 1 V1
Forward voltage VF4IF=150mAmax 1.25 V1
Reverse current IR1VR=75Vmax 1 uA1
Reverse current IR2VR=20Vmax 25 nA1
Capacitance between terminals CTVR=0V,f=1MHzmax 2 pF1
Reverse recovery time trrIF=IR=10mA; Irr=0.1XIR,RL=100Ωmax 4 ns1

Parameters

12
Current - Rectified
300mA
Diode Configuration
Standalone
Junction Temperature(Max)
150℃
Non-Repetitive Peak Forward Surge Current
2A
Operating Junction Temperature Range
+150℃@(Tj)
Pd - Power Dissipation
200mW
Reverse Leakage Current (Ir)
1uA@75V
Reverse Recovery Time (trr)
4ns
Thermal Resistance(Junction to Ambient)
625℃/W
Voltage - DC Reverse(Vr)
100V
Voltage - Forward(Vf)
715mV
Voltage - Forward(Vf@If)
1.25V@150mA

Order codes

1

Pinout

2
The pins of the 1N4148WS
PinNameType
1KPassive
2APassive

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Questions

Is there a KiCad symbol and footprint for the 1N4148WS?

Yes. The symbol is Diode:1N4148WS and the footprint Diode_SMD:D_SOD-323, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the 1N4148WS?

SOD-323, with 2 pins. Its footprint is drawn on this page.

Where is the 1N4148WS datasheet?

Jiangsu Changjing Electronics Technology (CJ) publishes it: the Datasheet link on this page opens it.

Where can I order the 1N4148WS?

JLCPCB lists it as part C2128, with 2,979,525 in stock; the sellers' links on this page open their listings.

What can replace the 1N4148WS?

Parts like it in the library: the 1N4148WS by TWGMC, the 1N4148WS by 晶导微电子, the 1N4148WS T4 by TDSEMIC and the 1N4148WS S1 by JUXING. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Which open-source boards use the 1N4148WS?

702 boards in 509 repositories on GitHub; the most starred are listed on this page, with their KiCad files.

Parts like it

8