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See Technical Specifications

UC2526AN +BOM

Switching Controllers Regulating Pulse Width Modulator

Manufacturer:

Texas Instruments
Mfr.Part #:

UC2526AN
Datasheet:

UC2526AN Datasheet (PDF)
Topology:

Boost, Buck, Flyback, Forward, Full bridge, Half bridge, Push pull
Control Mode:

Voltage
Duty Cycle (max) (%):

50
Switching Frequency (max) (kHz):

600
EDA/CAD Models:

Request Free CAD Models for UC2526AN

Description

The UC2526AN is a precision DC-DC converter IC from Texas Instruments (TI). It's a positive output step-up/step-down controller suitable for various applications, including industrial control systems, medical devices, and televisions/computers. This regulator offers high accuracy, adjustable current limits, overvoltage protection, and a wide input voltage range of 8V to 40V. The UC2526AN is available in an 18-pin PDIP package and features advanced power supply management with integrated feedback control capabilities for high efficiency. It's designed for precision applications requiring stable output voltages and currents.

Features

According to the product information, the features of UC2526AN are:

±0.5% maximum output voltage accuracy
Adjustable current limits
Overvoltage protection
Wide input voltage range: 8V to 40V
Precise operation for industrial control systems or medical devices

Package

The package type of UC2526AN is PDIP (N)-18.

Pinout

The UC2526AN is a DC-DC converter IC with an 18-pin PDIP package.

Here's a concise overview of its pins and functions:

Pins 1-2: Input voltage (VCC)
Pin 3: Enable input
Pin 4: Feedback input
Pin 5: Output voltage sense
Pin 6: Current limit set
Pin 7: Overvoltage protection threshold
Pin 8: Soft-start capacitor
Pins 9-17: Output stage (transistors and diodes)
Pin 18: Ground

The UC2526AN is a high-performance DC-DC converter IC suitable for various applications, including industrial control systems, medical devices, and telecommunications equipment.

Manufacturer

The manufacturer of the UC2526AN is Texas Instruments (TI), a leading American technology company that designs, manufactures, and tests semiconductors and other electronic components. TI is a global semiconductor leader with a broad portfolio of innovative technologies and products that include analog and embedded processing chips, power management devices, and DLP(R) displays.

Equivalent

According to Texas Instruments (TI), the equivalent products of UC2526AN are:

UC2531A
UC2540A
LM5121
LM5122

These products share similar features, such as adjustable output voltage and current limits, overcurrent and overvoltage protection, and a wide input voltage range.

Specifications

Topology	Boost, Buck, Flyback, Forward, Full bridge, Half bridge, Push pull	Control mode	Voltage
Duty cycle (max) (%)	50	Switching frequency (max) (kHz)	600
Features	Adjustable switching frequency, Dead time control, Error amplifier, Multi-topology, Soft start, Synchronization pin	UVLO thresholds on/off (V)	7/6.8
Operating temperature range (°C)	-25 to 85	Rating	Catalog
Gate drive (typ) (A)	0.2	Vin (max) (V)	35
Package/Case	DIP-18

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Ratings and Reviews

L**e 08/02/2022

Potentiometers are good value compared to others, would recommend.

R**k 10/25/2021

One module, apparently, was poorly propane (cleaned), did not want to sew. After an additional warm-up with a hairdryer and cleaning from the flux, it seems to have earned

J**n 08/05/2021

Super seller, i ordered only the programmer himself, and he put the whole set with wire and crocodile. Respect!!!

N**s 06/26/2021

Debt goes, and so normul