Mfr Part #:

1N5391

Mfr Name: Semtech

The Semtech 1N5391 is a silicon rectifier diode designed for high current applications. It features a DO-41 package and a maximum average forward current of 1.5A.

✓ Total Stock: 5,000 pcs

$ Price Range: $0.44

1N5391 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Bristol Electronics ✓ Non-Authorised Inventory information	5,000 pcs On Request	5000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

1N5391 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Semtech
Lead Style	Axial
Mounting Type	Through Hole
Peak Forward Surge Current	50A
SVHC Present	Not Present
Storage Temperature	-55°C ~ 150°C

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1N5391 Description

Short technical summary and product information.

The Semtech 1N5391 is a silicon rectifier diode with a high current capability of 1.5 Amperes. It is housed in a DO-41 molded plastic package, suitable for through-hole mounting.

This diode offers a maximum repetitive peak reverse voltage of up to 1000 Volts and a maximum average forward current of 1.5 Amps at 70°C ambient temperature. The forward voltage drop is a maximum of 1.1V at 1.5A, and the reverse current is very low, at 5μA maximum at 25°C.

Key electrical characteristics include a maximum RMS voltage of 700V and a maximum DC blocking voltage of 1000V. The diode also boasts high surge current capability, rated at 50A for an 8.3ms single half sine wave.

Mechanical data specifies a DO-41 case with axial leads solderable per MIL-STD-202, Method 208. The epoxy material is UL94V-O rate flame retardant. The operating and storage temperature range is from -65°C to +175°C.

1N5391 Quick Information

Product Type: Silicon Rectifier Diode

Canonical Name: 1N5391 Silicon Rectifier Diode

Subcategory: Rectifiers - Single

1N5391 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

1N5391 Estimated Pricing

Qty	Low	High
1+	$0.44	$0.44

Estimated market price range - modelled values for guidance only, not live distributor offers.

1N5391 Features

High current capability up to 1.5A.
High surge current capability up to 50A.
Maximum reverse voltage of 1000V.
DO-41 package for through-hole mounting.
Pb / RoHS Free compliance.

1N5391 Applications

Suitable for general purpose rectification.
Used in power supply applications.
Ideal for freewheeling diode circuits.
Applicable in various switching circuits.
Integrated into through-hole PCB designs.

1N5391 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the maximum repetitive peak reverse voltage for the 1N5391?

The maximum repetitive peak reverse voltage for the 1N5391 is 1000V.

What is the maximum average forward current of the 1N5391?

The maximum average forward current for the 1N5391 is 1.5A, measured at Ta = 70 °C with a 0.375" (9.5mm) lead length.

What is the maximum forward voltage of the 1N5391?

The maximum forward voltage for the 1N5391 is 1.1V when the forward current (IF) is 1.5 Amps.

What is the package type for the 1N5391?

The 1N5391 is supplied in a DO-41 case with axial leads, designed for through-hole mounting.

What is the maximum peak forward surge current for the 1N5391?

The maximum peak forward surge current for the 1N5391 is 50A, based on an 8.3ms single half sine wave.

What is the operating junction temperature range of the 1N5391?

The operating junction temperature range for the 1N5391 is -65°C to +175°C.

Is the Semtech 1N5391 Pb / RoHS Free?

Yes, the Semtech 1N5391 is Pb / RoHS Free.