What are the key features of the SY8703ABC?

Key features include a 200mΩ low-side MOSFET, 1MHz switching frequency, wide input range (2.5V-30V), and support for PWM dimming frequencies between 20kHz and 1MHz.

What should engineers consider for PCB layout?

To minimize noise, place the input capacitor (CIN) close to the IN and GND pins, minimize the loop area, and keep the copper area associated with the LX pin as small as possible.

What is the pinout of SY8703ABC?

Use the SY8703ABC datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about SY8703ABC pinout to locate pins, power rails, and interface signals before layout.

SY8703ABC Datasheet, Specs, Alternatives & ECAD | silergy

AI summary

The SY8703ABC is a compact, high-efficiency 1A step-down LED driver designed for 30V input applications, featuring integrated MOSFETs and high-frequency PWM dimming.

Best for

Flashlights
Display cabinet lighting
LED signage

Avoid if

Applications requiring >1A output current
Designs where thermal dissipation in SOT23-6 is insufficient

Check before use

Inductor saturation current rating
PWM dimming frequency compatibility

Key specifications

Input Voltage: 2.5V - 30V
Max Output Current: 1A
Switching Frequency: 1MHz
Package: SOT23-6

Compliance & Environment

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

Application

Consumer ElectronicsLighting

Datasheet

1ae8f95ce17e379f7736d3b486a84bd2.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SY8703ABC: 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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Where to Buy

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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 high-efficiency, 1MHz step-down regulator IC specifically designed to drive white LEDs with up to 1A of current from a 30V input.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the SY8703ABC?+×

What are the key features of the SY8703ABC?+×

What should engineers consider for PCB layout?+×

What is the pinout of SY8703ABC?+×