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UC2844N +BOM
Current Mode PWM Controller
PDIP (P)-8-
Manufacturer:
-
Mfr.Part #:
UC2844N
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Datasheet:
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Topology:
Boost, Buck, Flyback, Forward
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Control Mode:
Peak current mode
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Duty Cycle (max) (%):
50
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Switching Frequency (max) (kHz):
500
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EDA/CAD Models:
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Availability: 6228 PCS
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Description
The UC2844N is a high-performance current-mode PWM controller designed for power supply applications from Texas Instruments (TI). It offers features such as precision voltage control, over-temperature protection, fault detection, and auto-recovery, making it suitable for industrial power systems, LED driver applications, and solar inverter technology. The device provides robust design for high reliability, flexibility, and efficiency, with low ripple voltage regulation and current limiting capabilities. It also supports soft-start and soft-stop functions, as well as thermal shutdown protection to prevent damage from overheating. With its pulse-width modulation enablement, the UC2844N is suitable for various power supply applications requiring accurate voltage regulation and control.
Features
The UC2844N features include:
- High-performance current-mode PWM controller
- Voltage regulation with low ripple
- Precision voltage control ensured always
- Safe startup and shutdown sequences defined
- Over-temperature protection integrated always
- Fault detection and auto-recovery enabled
- Robust design for industrial applications
- Ultra-high reliability for critical apps
It also supports pulse-width modulation, soft-start and soft-stop, over-voltage protection with hysteresis, thermal shutdown with auto-recovery, current limiting and overload detection, fault-tolerant operation, and high-reliability design.
Package
The package type of UC2844N is PDIP (P)-8.
Manufacturer
The manufacturer of the UC2844N is Texas Instruments (TI). TI is an American technology company that designs, manufactures, and tests semiconductors and other electronics. The company was founded in 1930 and is headquartered in Dallas, Texas. TI is a well-known and reputable brand in the semiconductor industry, with a wide range of products used in various applications including industrial, automotive, consumer electronics, and more.
Applications
According to the information, the application areas of UC2844N include:
- LED driver applications
- Industrial power systems
- Solar inverter technology
- Switch mode control
- Efficient battery charging
- Motor control solutions
These applications are highlighted by TI (Texas Instruments) on their product page for UC2844N.
Equivalent
According to Texas Instruments (TI), UC2844N has no direct equivalent product, as it's a unique current-mode PWM controller designed for power supply applications. However, similar products from TI that can be considered alternatives or substitutes are:
- UC3432A
- LM5117-Q1
- UCC28051
These devices share similar features and functions but may have different specifications, prices, or application requirements.
Specifications
Topology | Boost, Buck, Flyback, Forward | Control mode | Peak current mode |
Duty cycle (max) (%) | 50 | Switching frequency (max) (kHz) | 500 |
Features | Adjustable switching frequency, Current limiting, Dead time control, Error amplifier, Multi-topology | UVLO thresholds on/off (V) | 16/10 |
Operating temperature range (°C) | -40 to 85 | Rating | Catalog |
Gate drive (typ) (A) | 1 | Vin (max) (V) | 28 |
Package/Case | PDIP (P)-8 |
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In Stock: 6,228
Minimum Order: 1
Qty. | Unit Price | Ext. Price |
---|---|---|
1+ | $3.639 | $3.64 |
200+ | $1.409 | $281.80 |
500+ | $1.359 | $679.50 |
1000+ | $1.335 | $1,335.00 |
The prices below are for reference only.
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