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The UC3845N is an AC-DC controller and regulator that is ROHS certified and comes in a DIP-8 package
DIP8Manufacturer:
Mfr.Part #:
UC3845N
Datasheet:
Series: UC3845
Output Type:
Transistor Driver
Function:
Step-Up, Step-Down, Step-Up/Step-Down
Output Configuration:
Positive, Isolation Capable
EDA/CAD Models:
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The UC3845N is a current-mode PWM controller from Texas Instruments, designed for voltage regulation with adjustable frequency support. It features a soft start function for smooth startup and precision ensured. This IC is commonly used in switch-mode power supplies for voltage regulation and control, as well as in offline and DC-to-DC converters, battery chargers, LED drivers, and inverters for renewable energy systems. Its advanced features include frequency adjustable, voltage feed-forward compensation supported, and soft start function ensures smooth startup. The UC3845N is suitable for various applications including SMPS and DC-DC converters, offering fast response time, high precision, and reliability.
The UC3845N features include:
These features make the UC3845N a versatile and efficient PWM controller suitable for a wide range of applications in power electronics.
The package type of UC3845N is DIP-8 (Dual In-Line Package with 8 pins).
The UC3845N has a pin count of 8 (DIP-8). The pin functions are:
This information is based on the Texas Instruments datasheet for the UC3845N.
The manufacturer of the UC3845N is Texas Instruments (TI). Texas Instruments is a leading American technology company that designs, manufactures, tests, and sells semiconductors and other electronic components. The company was founded in 1930 and is headquartered in Dallas, Texas. TI is a well-known brand in the semiconductor industry, offering a wide range of products including microcontrollers, analog ICs, interface ICs, logic ICs, and more.
According to the product information, the application areas of UC3845N include:
According to Texas Instruments' documentation, the UC3845N has several equivalent products:
These products share similar features and applications with the UC3845N, offering varying degrees of frequency adjustment, soft-start functionality, and voltage regulation capabilities.
Category | Integrated Circuits (ICs)Power Management (PMIC)DC DC Switching Controllers | Output Type | Transistor Driver |
Function | Step-Up, Step-Down, Step-Up/Step-Down | Output Configuration | Positive, Isolation Capable |
Topology | Boost, Buck, Buck-Boost, Flyback, Forward | Number of Outputs | 1 |
Output Phases | 1 | Voltage - Supply (Vcc/Vdd) | 12V ~ 28V |
Frequency - Switching | Up to 500kHz | Duty Cycle (Max) | 48% |
Synchronous Rectifier | No | Clock Sync | No |
Serial Interfaces | - | Control Features | Frequency Control |
Operating Temperature | 0°C ~ 70°C (TA) | Mounting Type | Through Hole |
Base Product Number | UC3845 | Product Category | Switching Controllers |
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 | Through Hole | Operating Supply Voltage | 30 V |
Product Type | Switching Controllers | Factory Pack Quantity | 1000 |
Subcategory | PMIC - Power Management ICs | Type | Current Mode PWM Controllers |
Unit Weight | 0.032805 oz | Package/Case | DIP8 |
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Qty. | Unit Price | Ext. Price |
---|---|---|
1000+ | $1.006 | $1,006.00 |
500+ | $1.034 | $517.00 |
100+ | $1.095 | $109.50 |
30+ | $1.235 | $37.05 |
10+ | $1.370 | $13.70 |
1+ | $1.587 | $1.59 |
The prices above are for reference only.
Everything is ok. The product corresponds to the description.