45 V,90 mA ±15% 可调恒定电流稳压器和 LED 驱动器

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该可调恒定电流稳压器是一款简单、经济和耐用的器件,适用于为 LED 中的调节电流提供成本高效的方案。该恒定电流稳压器基于正在申请专利的自偏置晶体管 (SBT) 技术,基于较宽的电压范围调节电流。它使用负温度系数来保护 LED 在极端电压和电流下不会发生热崩溃。恒定电流稳压器将立即开启,20% 调节时仅使用 0.5 V Vak。Radj 引脚通过在 Radj(引脚 3)和阴极(引脚 4)之间连接一个电阻,使得 Ireg(SS) 能够调节为更高电流。如果无需条件,Radj 引脚还可以保持开路状态(无联接)。它无需外部部件,因此可设计用作高压侧或低压侧稳压器。高阳极-阴极电压额定值可耐受汽车、工业和商业标志应用中常见的浪涌。该器件采用耐高温封装,无引线且符合 RoHS 要求,使用无卤素成型复合件。对于 AEC-Q101 零件,请参阅 NSI45090JD 数据表。

  • LED Drive, Battery Charging, Contact Wetting
  • Automotive - Cluster & Central Console Backlighting, Navigation/Audio Systems, Vanity Mirror Light, Car Door Puddle Light, Ambience Lighting, CHMSL, Turn Signals, Side Repeaters, Tail Lamps, Brake Lighting, Trailer lights & Contact Wetting. Display & Signage - Channel letters, Display backlighting, Neon bulb replacements, LED stripes & modules. Architectural lighting Decorative, Task, Exterior, Landscape & Under counter. Computing and Industrial Indicator lamps, Backlights
  • Robust Power Package: 2.7 Watts, Adjustable up to 160 mA, Wide Operating Voltage Range, Immediate Turn-On, Voltage Surge Suppressing - Protecting LEDs, SBT (SelfBiased Transistor) Technology, Negative Temperature Coefficient, Eliminates Additional Regulation, These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant

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NSI45090DDT4G

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Obsolete

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A

H

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DPAK-3

1

260

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2500

N

45

90-160

80

-

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