Warm reminder: The pictures are for reference only. The actual product may vary
Collection
Model UC3843D
Description Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14,
Product QR code
Brand: Unitrode
Packaging SOP
Delivery time
Packaging method
Standard packaging quantity 1
4.72  yuan 4.72yuan
5+:
$ 6.3774
25+:
$ 5.9050
50+:
$ 5.5743
100+:
$ 5.4326
500+:
$ 5.3381
2500+:
$ 5.2200
5000+:
$ 5.1728
10000+:
$ 5.1019
Quantity
5+
25+
50+
100+
500+
Price
$6.3774
$5.9050
$5.5743
$5.4326
$5.3381
Price $ 6.3774 $ 5.9050 $ 5.5743 $ 5.4326 $ 5.3381
Start batch production 5+ 25+ 50+ 100+ 500+
  • Freight charges   In stock Freight rate:$13.00
  • Quantity
    Stock(1919) Minimum order quantity(5)
Add to Cart Buy now
Welcome to use ICGOODFIND AI Assistant
Chip AI consultant  Chip AI consultant
Download related files

Payment:

Delivery:

  • Disappointment
  • General
  • Satisfied
  • Like
  • Love it so much

Encapsulation parameters/Encapsulation: SOP

External dimensions/packaging: SOP

Other/Product Lifecycle: Unknown

Compliant with standards/RoHS standards:

The most helpful review

  Only display evaluations with images

Latest Review

Load more

There is no evaluation yet

Looking forward to your sharing the joy brought by technology

Ask a question
Sorry, I couldn't find the answer. You can click "Ask a Question" to submit this question to the official customer service and product manager of Suteshop Mall who have already purchased it. We will reply in a timely manner.

No questions have been asked yet

I'm not very familiar with the product yet. Just ask around

Load more
    No data available for the time being.

Alternative material

Model Brand Similarity Encapsulation Introduction Data manual
UC2844D UC2844D TI 功能相似 SOIC-14
UC18/UC28/UC38 系列,Texas Instruments 隔离式回扫电源控制器提供恒定电压 (CV) 和恒定电流 (CC) 输出调节,用于提高对较大负载阶跃的瞬时响应。 初级侧调节 (PSR) 无需光耦合器。 ### 回扫控制器,Texas Instruments 电流模式和电压模式 PWM 控制器 初级侧调节 峰值功率模式 低功率
UC2844D UC2844D ST Microelectronics 功能相似 SO-14
UC18/UC28/UC38 系列,Texas Instruments 隔离式回扫电源控制器提供恒定电压 (CV) 和恒定电流 (CC) 输出调节,用于提高对较大负载阶跃的瞬时响应。 初级侧调节 (PSR) 无需光耦合器。 ### 回扫控制器,Texas Instruments 电流模式和电压模式 PWM 控制器 初级侧调节 峰值功率模式 低功率
UC3843DTRG4 UC3843DTRG4 TI 完全替代 SOIC-14
电流模式PWM控制器 CURRENT MODE PWM CONTROLLER
UC3845D UC3845D Unitrode 完全替代 SOP
TEXAS INSTRUMENTS UC3845D 芯片, PWM控制器
UC3845D UC3845D ON Semiconductor 完全替代 SOIC-14
TEXAS INSTRUMENTS UC3845D 芯片, PWM控制器
PDF
UC3845D UC3845D ST Microelectronics 完全替代 SO
TEXAS INSTRUMENTS UC3845D 芯片, PWM控制器
UC3845D UC3845D Fairchild 完全替代 SOIC-14
TEXAS INSTRUMENTS UC3845D 芯片, PWM控制器
PDF

Newly listed products

Shipping Dispatch time In-stock products are generally dispatched within two business days after order confirmation. Actual transit time depends on the destination, carrier and customs clearance.
Shipping rates Shipping costs are calculated based on product weight, destination and the selected delivery method. The final amount is shown in the cart or confirmed with your order.
Shipping options UPS, DHL, FedEx and SF Express are supported. Available options are subject to the order checkout page.
Order tracking A tracking number will be provided after dispatch. You can check it in your order history or track the shipment on the carrier's website.
Returns & Warranty Returns If your order has a quantity discrepancy, an incorrect part or visible damage, please retain the original packaging and supporting evidence and contact customer service promptly.
Quality assurance We take product quality and sourcing seriously. Warranty coverage, duration and return conditions are subject to the product information, order agreement and after-sales review.
Ordering How to buy Search for a part → select the product and quantity → add to cart → submit the order → complete payment → dispatch. For products without stock or a displayed price, use “Request a Quote” to submit a BOM inquiry.
Payment Online and offline payment methods displayed by the platform are supported. Final availability is subject to the checkout page and customer service confirmation.

Q:How do I order this product?

A:Confirm the part number, brand, package and quantity, add the product to your cart, then enter your delivery and billing details, choose shipping and payment methods, and submit the order.

Q:What should I do if no price or stock is displayed?

A:Click “Request a Quote” on the product page. The part number and brand will be carried to the BOM quotation page. Enter the required quantity and contact details, and we will respond with pricing and lead time.

Q:Which payment methods are supported?

A:Payment methods shown on the checkout page are supported. For large orders or wire transfers, please contact customer service before placing the order.

Q:How is my order shipped and tracked?

A:Your order will be shipped through the selected or confirmed carrier, including UPS, DHL, FedEx or SF Express. The tracking number will be available in your order history after dispatch.

Q:How do I request after-sales support?

A:Keep the product, original packaging, labels and delivery records, take clear photos of the issue, and contact customer service promptly. We will provide a return, replacement or other solution after verification.

©Copyright 2013-2025 ICGOODFIND (Shenzhen) Electronics Technology Co., Ltd.

Scroll

Comparison

Unfold

pk

Clear