LED5000

量産中
Design Win
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3 A monolithic step-down current source with dimming capability

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製品概要

概要

The LED5000 device is an 850 kHz fixed switching frequency monolithic step-down DC-DC converter designed to operate as a precise constant current source with an adjustable current capability up to 3 A DC. The embedded PWM dimming circuitry features LED brightness control. The regulated output current level is set by connecting a sensing resistor to the feedback pin. The 200 mV typical RSENSE voltage drop enhances performance in terms of efficiency. The size of the overall application is minimized thanks to the high switching frequency and its compatibility with ceramic output capacitors. The device is fully protected against overheating, overcurrent and output short-circuit. The LED5000 is available in an HSOP8 package.

  • 特徴

    • 5.5 V to 48 V operating input voltage range
    • 850 kHz fixed switching frequency
    • 200 mV typ. current sense voltage drop
    • Buck / buck-boost / floating boost topologies
    • PWM dimming
    • ± 3% output current accuracy overtemperature
    • 200 mΩ typical RDSON
    • Peak current mode architecture
    • Short-circuit protection
    • Compliant with ceramic output capacitors
    • Inhibit for zero current consumption
    • Thermal shutdown
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太陽光発電システム
Power Management Design Center

LED Lighting Design Tool

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EDAシンボル / フットプリント / 3Dモデル

STマイクロエレクトロニクス - LED5000

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品質 & 信頼性

製品型番 マーケティング･ステータス パッケージ グレード RoHSコンプライアンスグレード Longevity Commitment Longevity Starting Date 材料宣誓書**
LED5000PHR
量産中
PowerSO-8 インダストリアル Ecopack2 - -

LED5000PHR

Package:

PowerSO-8

Material Declaration**:

PDF XML
More Info

Marketing Status

量産中

Package

PowerSO-8

Grade

Industrial

RoHS Compliance Grade

Ecopack2

(**) st.comで提供している材料宣誓書は、パッケージ･ファミリ内で最も一般的に使用されているパッケージに基づく汎用ドキュメントの場合があります。そのため、特定の製品では100%正確ではない可能性があります。特定の製品情報については、セールスサポートまでお問い合わせください

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