Name: UC3844BVD1R2
Brand: Onsemi
SKU: DS-6283163
Price: 2.0588 USD
Availability: InStock
Rating: 4.8 (3 reviews)

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Onsemi UC3844BVD1R2

IC REG CTRLR PWM CM 8-SOIC

Manufacturer # :UC3844BVD1R2

Manufacturer :Onsemi

Dasenic # :UC3844BVD1R2-DS

Datasheet :

UC3844BVD1R2 Datasheet

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Description : IC REG CTRLR PWM CM 8-SOIC

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Quantity	Unit Price	Total
10+	$ 2.0588	$ 20.59
2500+	$ 1.1438	$ 2859.5
5000+	$ 1.0750	$ 5375

In Stock: 1566

MOQ :1 PCS

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UC3844BVD1R2 information

Onsemi UC3844BVD1R2 technical specifications, attributes, parameters.
Category:Integrated Circuits (ICs)/PMIC - Voltage Regulators - DC DC Switching Controllers
Product Status:Obsolete
Operating Temperature:-40°C ~ 105°C (TA)
Mounting Type:Surface Mount
Package / Case:8-SOIC (0.154", 3.90mm Width)
Output Type:Transistor Driver
Supplier Device Package:8-SOIC
Voltage - Supply ( Vcc/ Vdd):10V ~ 36V
Frequency - Switching:Up to 500kHz
Number of Outputs:1
Topology:Boost, Flyback
Control Features:Frequency Control
Output Configuration:Positive, Isolation Capable
Output Phases:1
Duty Cycle ( Max):48%
Synchronous Rectifier:No
Clock Sync:No
Serial Interfaces:-
Function:Step-Up, Step-Up/Step-Down
EU RoHS Status:RoHS non-compliant
MSL Rating:1 (Unlimited, 30°C/85%RH)
REACH Status:REACH Unaffected
US ECCN:EAR99
HTS US:8542.31.0001
China RoHS Status:Orange Symbol: Safe for use during the environmental protection period

Download datasheets and manufacturer documentation for Onsemi UC3844BVD1R2
Datasheet:
UC3844BVD1R2,

Onsemi UC3844BVD1R2 Environmental and export classification status description
The Onsemi UC3844BVD1R2 is a current-mode PWM controller that provides necessary features to simplify the design of flyback converters. It is suitable for a wide range of applications in power supplies, battery chargers, and DC-DC converters. Functions: 1. Current-mode PWM control. 2. Overvoltage protection. 3. Leading-edge blanking. 4. Under-voltage lockout with hysteresis. 5. Pulse-by-pulse current limiting. 6. Soft start function. Applications: 1. Switched-mode power supplies. 2. Battery chargers. 3. DC-DC converters. 4. LED drivers. 5. Telecom power supplies. Alternative Components: 1. Texas Instruments UC3844 2. STMicroelectronics L6562 3. IRFIRS2675 4. Maxim MAX15004 Embedded Modules: 1. Overvoltage protection circuitry. 2. Current limiting circuitry. 3. Soft start module. 4. Under-voltage lockout module. Related Q&A: 1. Q: What is the maximum operating frequency of the UC3844BVD1R2 controller? A: The UC3844BVD1R2 controller can operate at frequencies up to XX kHz, allowing for high efficiency in power supply designs. 2. Q: Can the UC3844BVD1R2 be used in high-voltage applications? A: Yes, the UC3844BVD1R2 features overvoltage protection and can be used in applications that require handling higher voltage levels. 3. Q: How does the soft start function in the UC3844BVD1R2 benefit power supply designs? A: The soft start function gradually ramps up the output voltage, reducing stress on components and improving startup reliability in power supplies. 4. Q: What is leading-edge blanking in the UC3844BVD1R2? A: Leading-edge blanking ensures noise immunity by ignoring the switching noise during the leading edge of the current sense signal. 5. Q: Can the UC3844BVD1R2 be configured for a specific output voltage range? A: Yes, the UC3844BVD1R2 allows for easy feedback loop design and adjustment to set the desired output voltage within a specified range.

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UC3844BVD1R2 provided by Onsemi

Founded in 1999,ON Semiconductor (Nasdaq: ON) focus on automotive and industrial end-markets, the company is accelerating change in megatrends such as vehicle electrification and safety, sustainable energy grids, industrial automation, and 5G and cloud infrastructure. Onsemi offers a diverse portfolio of semiconductor products, including Discrete & Power Modules,Power Management, Signal Conditioning & Control, Sensors, Motor Control, Custom & ASSP, Interfaces, Wireless Connectivity, Timing, Logic & Memory. With a highly differentiated and innovative product portfolio, onsemi creates intelligent power and sensing technologies that solve the world’s most complex challenges and leads the way in creating a safer, cleaner, and smarter world. Headquartered in Arizona, USA, the company has a robust infrastructure that includes an extensive network of 19 manufacturing sites, 43 design centers, and 8 solution engineering centers.