What are the key applications for this device?

It is commonly used in LCD monitors, digital photo frames, set-top boxes, ADSL modems, and various telecom/networking equipment.

What protections are built into the XL1509-5.0E1?

The device includes internal thermal shutdown, current limiting, and a second-stage current limit that reduces frequency to 50KHz under fault conditions.

What should engineers consider during PCB layout?

The ground pin should be placed outside the Schottky diode to output capacitor ground path to prevent switching noise from affecting the regulator.

What is the sourcing status of this component?

The XL1509-5.0E1 is an active, RoHS-compliant component with high availability in the market.

What is the pinout of XL1509-5.0E1?

Use the XL1509-5.0E1 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about XL1509-5.0E1 pinout to locate pins, power rails, and interface signals before layout.

XL1509-5.0E1 Datasheet, Specs, Alternatives & ECAD | XLSEMI

AI summary

The XL1509-5.0E1 is a reliable 2A, 150KHz fixed-output 5V buck regulator suitable for general-purpose step-down power conversion.

Best for

Consumer electronics
Networking equipment
General step-down power supplies

Avoid if

Applications requiring extremely low quiescent current
Space-constrained designs requiring smaller packages than SOIC-8

Check before use

Inductor saturation current
Schottky diode voltage rating

Key specifications

Output Voltage: 5 V
Max Output Current: 2 A
Input Voltage: 4.5 V - 40 V
Switching Frequency: 150 kHz

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

Power ManagementConsumer Electronics

Datasheet

ba98b34ebe954409375c94a048642cc2.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for XL1509-5.0E1: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

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PCB Footprint

Land pattern for PCB layout

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3D Model

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KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a fixed-frequency PWM buck DC-DC converter designed to provide a stable 5V output from an input voltage between 4.5V and 40V.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Alternative components

Design and risk insights

Questions & answers

What is the XL1509-5.0E1?+×

What are the key applications for this device?+×

What protections are built into the XL1509-5.0E1?+×

What should engineers consider during PCB layout?+×

What is the sourcing status of this component?+×

What is the pinout of XL1509-5.0E1?+×