1N4003 The 1N4003 is a 200V, 1A standard recovery rectifier diode from ON Semiconductor. It features a forward voltage of 1.1V and is housed in a DO-41 axial lead package.
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1N4003

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Mfr Name: On Semiconductor
On Semiconductor
The 1N4003 is a 200V, 1A standard recovery rectifier diode from ON Semiconductor. It features a forward voltage of 1.1V and is housed in a DO-41 axial lead package.
Total Stock: 100 pcs

1N4003 Available from 1 distributor

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1N4003 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Average Rectified Current (Io)
Capacitance @ Vr, F
Conflict Minerals
Current
Forward Voltage (Vf) max
Lead Style
Mounting Type
Operating Temperature
Operating Temperature - Junction
Package / Case
Peak Forward Surge Current (Ifsm)
Reverse Leakage Current (IR)
Reverse Recovery Time (trr)
Reverse Voltage (Vr) (Max)
Speed
Storage Temperature
Supplier Device Package
Technology
Termination Style
Voltage
i²t Rating

1N4003 Description

Short technical summary and product information.

The 1N4003 is a standard recovery rectifier diode designed for general-purpose rectification in power supplies and polarity protection circuits. It has a maximum repetitive peak reverse voltage of 200V and an average rectified current of 1A. The forward voltage is typically 1.1V at 1A, and the reverse recovery time is 1500 ns. The diode can handle a peak forward surge current of 30A. It is housed in a DO-41 (DO-204AL) axial lead package, suitable for through-hole mounting. The operating junction temperature range is -55°C to 175°C. The device is RoHS and REACH compliant.

1N4003 Quick Information

Product Type: Standard Recovery Rectifier Diode
Series: 1N400x
Canonical Name: 1N4003 Standard Recovery Rectifier Diode, 200V, 1A, DO-41
Subcategory: Standard Recovery Rectifier Diode

1N4003 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: Compliant
Lead Free: Yes

1N4003 Features

  • Rated for 200V reverse voltage.
  • Average rectified current of 1A.
  • Forward voltage drop of 1.1V at 1A.
  • Peak forward surge current of 30A.
  • Standard recovery with 1500 ns trr.

1N4003 Applications

  • Used in 50/60 Hz mains rectification circuits.
  • Ideal for power supply polarity protection.
  • Suitable for general-purpose rectification in commercial and industrial equipment.
  • Can be used in freewheeling diode applications.

1N4003 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum reverse voltage of the 1N4003?

200V.

What is the average rectified current rating?

1A.

What is the forward voltage drop?

1.1V at 1A.

What is the reverse recovery time?

Typical 1500 ns.

What package does the 1N4003 come in?

DO-41 (DO-204AL) axial lead package.

What is the peak forward surge current?

30A (half sine-wave, 60 Hz).

What is the operating junction temperature range?

-55°C to 175°C.

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