Chip AI consultant
Technical parameters/power supply voltage (DC): 15.0 V
Technical parameters/number of output interfaces: 1
Technical parameters/Input voltage (DC): 30.0 V
Technical parameters/output voltage: 4.9V ~ 5.1V
Technical parameters/output current: 1000 mA
Technical parameters/Static current: 12.0 mA
Technical parameters/rise time: 50 ns
Technical parameters/switching frequency: 500kHz (MAX)
Technical parameters/maximum duty cycle: 0.48
Technical parameters/descent time: 50 ns
Technical parameters/operating temperature (Max): 70 ℃
Technical parameters/operating temperature (Min): 0 ℃
Encapsulation parameters/installation method: Through Hole
Package parameters/number of pins: 8
Encapsulation parameters/Encapsulation: PDIP-8
External dimensions/packaging: PDIP-8
Physical parameters/operating temperature: 0℃ ~ 70℃ (TA)
Other/Product Lifecycle: Unknown
Other/Packaging Methods: Tube
Compliant with standards/RoHS standards: Non-Compliant
Compliant with standards/lead standards: Contains Lead
Customs Information/Hong Kong Import and Export License: NLR
| Model | Brand | Similarity | Encapsulation | Introduction | Data manual | |
|---|---|---|---|---|---|---|
UC3843BN
|
ST Microelectronics | 功能相似 | PDIP-8 |
PWM 控制器，STMicroelectronics 脉冲宽度调制器 (PWM) 控制器可支持隔离和非隔离交流-直流和直流-直流开关模式电源。 它们在单端配置（如回扫、正向或准谐振控制器）和双端配置（非对称半桥，用于开关模式电源 (SMPS)）基于最常用的拓扑。 PMW 控制器还集成了全面保护，用于增强坚固性和可靠性。 ### PWM (Pulse Width Modulation) Controllers, STMicroelectronics
|
||
UC3843BN
|
ON Semiconductor | 功能相似 | PDIP-8 |
PWM 控制器，STMicroelectronics 脉冲宽度调制器 (PWM) 控制器可支持隔离和非隔离交流-直流和直流-直流开关模式电源。 它们在单端配置（如回扫、正向或准谐振控制器）和双端配置（非对称半桥，用于开关模式电源 (SMPS)）基于最常用的拓扑。 PMW 控制器还集成了全面保护，用于增强坚固性和可靠性。 ### PWM (Pulse Width Modulation) Controllers, STMicroelectronics
|
||
UC3844BNG
|
ON Semiconductor | 类似代替 | PDIP-8 |
ON SEMICONDUCTOR UC3844BNG 控制器, PWM, 25V-12V电源, 250 kHz, 13.4V/200mA输出, DIP-8
|
||
UC3844D
|
Fairchild | 功能相似 | SOIC-14 |
TEXAS INSTRUMENTS UC3844D 电流模式控制器, PWM, 25V-12V电源, 500 kHz, 13.5V/200A输出, SOIC-14
|
||
UC3844D
|
TI | 功能相似 | SOIC-14 |
TEXAS INSTRUMENTS UC3844D 电流模式控制器, PWM, 25V-12V电源, 500 kHz, 13.5V/200A输出, SOIC-14
|
||
UC3845BD1R2G
|
ON Semiconductor | 功能相似 | SOIC-8 |
ON SEMICONDUCTOR UC3845BD1R2G 控制器, PWM, 25V-12V电源, 250 kHz, 13.4V/12mA输出, SOIC-8
|
||
UC3845BNG
|
ON Semiconductor | 类似代替 | PDIP-8 |
ON SEMICONDUCTOR UC3845BNG 芯片, 控制器
|
| 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.
The most helpful review