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RLS4148

The ROHM Semiconductor RLS4148 is a high-speed switching diode in a compact LL-34 surface-mount package. It offers a reverse voltage rating of up to 75V and a forward current of up to 450mA.

✓ Total Stock: 2,077 pcs

$ Price Range: $0.25

RLS4148 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Tomark Electronics Ltd ✓ Non-Authorised Inventory information	2,077 pcs On Request	2077 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

RLS4148 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	ROHM Semiconductor
Junction Temperature	200°C
Mounting Type	Surface Mount
Operating Temperature	-65 to +200°C
Power Dissipation	500mW
SVHC Present	Not Present
Storage Temperature	-65 to +200°C

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RLS4148 Description

Short technical summary and product information.

The RLS4148 from ROHM Semiconductor is a silicon epitaxial planar switching diode designed for high-speed applications. Its small surface-mounting LL-34 package makes it suitable for space-constrained designs.

Key electrical characteristics include a maximum reverse voltage of 75V for the RLS4148 and RLS4448 variants, and 50V for the RLS4150. The forward current handling capability is up to 450mA for RLS4148/RLS4448 and 600mA for RLS4150. The diode exhibits a low forward voltage, with a maximum of 1V at 1mA and 0.86V at 200mA for the RLS4148.

This diode is constructed for high reliability and operates over a wide temperature range from -65°C to +200°C. Its fast switching speed and small footprint make it a suitable component for various electronic circuits requiring efficient signal switching.

RLS4148 Quick Information

Product Type: Switching Diode

Series: RLS4148

Canonical Name: RLS4148 Switching Diode

Subcategory: Switching Diode

RLS4148 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

RLS4148 Estimated Pricing

Qty	Low	High
1+	$0.25	$0.25

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

RLS4148 Features

High-speed switching diode.
Small surface mounting type (LL-34).
Maximum reverse voltage up to 75V.
Maximum forward current up to 450mA.
Wide operating temperature range.

RLS4148 Applications

High-speed switching for signal rectification.
Suitable for surface-mount PCB designs.
Low capacitance for high-frequency circuits.
High-reliability switching in industrial applications.

RLS4148 FAQs

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

What is the maximum reverse voltage for the RLS4148?

The maximum reverse voltage for the RLS4148 is 75V.

What is the maximum forward current for the RLS4148?

The maximum forward current for the RLS4148 is 450mA.

What is the package type for the RLS4148?

The RLS4148 is available in the LL-34 package.

What is the operating temperature range for the RLS4148?

The operating temperature range for the RLS4148 is -65°C to +200°C.

What is the maximum forward voltage at 1mA for the RLS4148?

The maximum forward voltage at 1mA for the RLS4148 is 1V.

What is the maximum capacitance at 1MHz for the RLS4148?

The maximum capacitance at 1MHz for the RLS4148 is 4pF.

What is the reverse recovery time for the RLS4148?

The reverse recovery time for the RLS4148 is 4ns.