Pedidos acima de
$5000UC3842BD
PWM Controllers for Switching at 52kHz with 1A Current
![ISO14001](/img/about/iso14001.png)
![ISO9001](/img/about/iso9001.png)
![DUNS](/img/about/duns.png)
Marcas: Onsemi
Parte do fabricante #: UC3842BD
Ficha de dados: UC3842BD Ficha de dados (PDF)
Pacote/Caso: SOIC-14
Tipo de Produto: DC DC Switching Controllers
Status RoHS:
Condição de estoque: 7.169 peças, novo original
Warranty: 1 Year Ovaga Warranty - Find Out More
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UC3842BD Descrição geral
Additionally, the UC3842BD's current-mode control scheme ensures superior line and load regulation, delivering consistent power conversion results. Its fixed frequency operation, customizable through external components, typically falls within the tens of kilohertz range. This feature enables adjustable duty cycle control, granting users the flexibility to optimize power efficiency based on their specific requirements
Características
- The UC38BD is a high-performance current mode PWM controller with adjustable frequency up to 500 kHz
- It includes internal soft-start, cycle-by-cycle current limiting and over temperature protection
- This device has undervoltage lockout with hysteresis and a precision reference
Aplicativo
- Versatile electronic application
- Stable voltage output
- Highly efficient performance
Especificações
Parâmetro | Valor | Parâmetro | Valor |
---|---|---|---|
Product Category | Switching Controllers | RoHS | N |
Topology | Boost, Flyback, Forward | Number of Outputs | 1 Output |
Switching Frequency | 500 kHz | Duty Cycle - Max | 96 % |
Output Voltage | 4.9 V to 5.1 V | Output Current | 1 A |
Minimum Operating Temperature | 0 C | Maximum Operating Temperature | + 70 C |
Mounting Style | SMD/SMT | Package / Case | SOIC-14 |
Brand | onsemi | Fall Time | 50 ns |
Operating Supply Voltage | 30 V | Product Type | Switching Controllers |
Rise Time | 50 ns | Factory Pack Quantity | 55 |
Subcategory | PMIC - Power Management ICs | Type | Current Mode PWM Controller |
Unit Weight | 0.011923 oz |
Envio
Tipo de envio | Taxa de envio | Tempo de espera | |
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 dias |
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FedEx | $20.00-$40.00 (0.50 KG) | 2-5 dias |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 dias |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 dias |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 dias |
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CORREIO AÉREO REGISTADO | $20.00-$40.00 (0.50 KG) | 2-5 dias |
Tempo de processamento: A taxa de envio depende de diferentes zonas e países.
Pagamento
Termos de pagamento | Taxa de mão | |
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Transferência bancária | cobrar taxa bancária de US$ 30,00. |
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PayPal | cobrar taxa de serviço de 4,0%. |
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Cartão de crédito | cobrar taxa de serviço de 3,5%. |
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Western Union | charge US.00 banking fee. |
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Grama de dinheiro | cobrar taxa bancária de US$ 0,00. |
Garantias
1.Os componentes eletrônicos que você compra incluem garantia de 365 dias, garantimos a qualidade do produto.
2. se alguns dos itens que você recebeu não forem de qualidade perfeita, providenciaremos seu reembolso ou substituição com responsabilidade. Mas os itens devem permanecer em sua condição original.
Embalagem
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Etapa1 :produtos
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Etapa2 :Embalagem a vácuo
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Etapa3 :Saco antiestático
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Etapa4 :Embalagem individual
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Etapa5 :Caixas de embalagem
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Etapa6 :etiqueta de envio com código de barras
Todos os produtos serão embalados em saco antiestático. Envio com proteção antiestática ESD.
Fora da etiqueta da embalagem ESD serão utilizadas as informações da nossa empresa: Número da peça, marca e quantidade.
Iremos inspecionar todas as mercadorias antes do envio, garantir que todos os produtos estejam em boas condições e garantir que as peças sejam novas folhas de dados originais.
Depois que todas as mercadorias forem garantidas sem problemas na pós-embalagem, embalaremos com segurança e enviaremos por expresso global. Apresenta excelente resistência a perfurações e rasgos, além de boa integridade de vedação.
Part points
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The UC3842BD is a fixed-frequency current-mode controller used in switch-mode power supplies. It regulates the output voltage by adjusting the duty cycle of the power switch. It provides protection features such as overcurrent protection and overvoltage protection.
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Equivalent
Equivalent products of UC3842BD chip include LM358, TL084, SG3524, TL494, UC3843, and UC3845. These chips are commonly used for PWM control in power supply applications. -
Features
The UC3842BD is a high-performance current mode PWM controller with a voltage range of 7V to 30V, adjustable frequency up to 500kHz, precision voltage reference, and protection features such as overcurrent and overvoltage protection. It is designed for offline and DC-to-DC converter applications. -
Pinout
The UC3842BD is a current-mode PWM controller chip with an 8-pin package. It provides functions such as overcurrent protection, soft-start capability, and adjustable frequency control for switch mode power supplies. The pins are designated for functions such as VCC, feedback, oscillator, and output driver. -
Manufacturer
UC3842BD is manufactured by Texas Instruments. Texas Instruments is a global semiconductor company that designs, manufactures, and sells a wide range of electronic components and integrated circuits for various industries including automotive, industrial, and consumer electronics. -
Application Field
UC3842BD is widely used in power supply applications such as offline and DC-DC converters, battery chargers, LED drivers, and voltage regulators. It is commonly used in industries such as telecommunications, automotive, consumer electronics, and industrial systems for its high efficiency and flexibility in power management. -
Package
The UC3842BD chip is available in a 14-pin DIP (Dual Inline Package) form with a size of 4.57mm x 6.35mm. It is a through-hole component that is commonly used in power management applications due to its current mode PWM control capabilities.
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