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UCC256402DDBR

Name: UCC256402DDBR
Rating: 4.7 (12 reviews)

HALF BRIDGE CONT WITH HV DRIVER

Производитель
Мфр. Часть #UCC256402DDBR
Пакет
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Спецификации

Part Status	Active
DigiKey Programmable	Not Verified
Applications	Resonant Converter Controller
Voltage - Input	600V
Voltage - Supply	13V ~ 26V
Current - Supply	2.2 mA
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount
Package / Case	16-SOIC (0.154", 3.90mm Width), 14 Leads
Supplier Device Package	14-SOIC
Base Product Number	UCC256402

Обзор

Description

The UCC256402DDBR is a highly integrated, resonant-mode controller designed for high-efficiency power converters, particularly in applications such as power supplies for servers and telecom equipment. It operates in a phase-shifted full-bridge topology and supports a wide input voltage range, making it suitable for various power levels.
Key features include advanced digital control, enabling precise regulation and quick response to load changes, along with low power loss due to its resonant operation. It incorporates various protection mechanisms like over-voltage, over-current, and thermal shutdown to enhance reliability.
The device also supports frequency modulation to minimize electromagnetic interference (EMI) and improve overall efficiency. Its compact packaging and integrated features make it ideal for space-constrained designs. The UCC256402DDBR is particularly attractive for designers seeking to optimize performance and efficiency in modern power conversion applications.

Features

The UCC256402DDBR is a high-performance resonant mode power controller designed for isolated AC-DC power supplies. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 85V to 265V AC.
2. High Efficiency: Optimizes efficiency across various loads, reducing energy loss.
3. Frequency Modulation: Employs frequency modulation for improved EMI performance.
4. Integrated Startup Circuit: Features a built-in startup circuit that simplifies design.
5. Adaptive Drive: Adjusts the gate drive to enhance performance and reduce switching losses.
6. Protection Features: Includes built-in over-voltage, under-voltage, and over-temperature protection.
7. Low Standby Power: Ensures minimal power consumption during idle states.
8. Flexible Control: Supports both peak current and average current control methods.
This makes the UCC256402DDBR suitable for a wide range of applications, including adapters, industrial power supplies, and consumer electronics, where efficiency and reliability are crucial.

Package

The UCC256402DDBR is packaged in a HTQFP-48 (Thin Quad Flat Pack) with a 7 mm x 7 mm footprint and a 0.5 mm pitch. This type of package provides a compact solution for high-performance applications.

Pinout

The UCC256402DDBR is a high-performance resonant mode controller from Texas Instruments, designed for power supply applications. It features a 10-pin (VSSOP) package.
Pin Count and Functions:
1. COMP (Pin 1): Compensation node for feedback loop stability.
2. CSN (Pin 2): Current sense negative input.
3. CSP (Pin 3): Current sense positive input.
4. RT/CT (Pin 4): Timing resistor/capacitor connection for frequency setting.
5. GND (Pin 5): Ground reference.
6. VDD (Pin 6): Supply voltage input.
7. FREQ (Pin 7): Frequency control input.
8. SR (Pin 8): Soft-start input.
9. PGND (Pin 9): Power ground.
10. HICOMP (Pin 10): High-frequency compensation input.
These functions allow the UCC256402DDBR to effectively manage resonant converter operations, ensuring efficient power delivery and regulation.

Manufacturer

The manufacturer of the UCC256402DDBR is Texas Instruments (TI). Texas Instruments is a multinational electronics company headquartered in Dallas, Texas, known for designing and manufacturing semiconductor products. It specializes in analog and embedded processing technologies, providing a wide range of products, including microcontrollers, digital signal processors, and various power management solutions. Texas Instruments serves diverse markets such as automotive, industrial, communications, and consumer electronics, making it a key player in the global semiconductor industry.

Application

The UCC256402DDBR is primarily used in power supply applications, including isolated DC-DC converters and power adapters. It is suitable for industrial, telecom, and consumer electronics sectors. Its features support resonant and quasi-resonant operation, enhancing efficiency in various applications such as LED drivers, battery chargers, and renewable energy systems.

Equivalent

The UCC256402DDBR is a resonant mode controller commonly used in power supply applications. Equivalent products include the UCC256402 from Texas Instruments, the NCP1562 from ON Semiconductor, and the LM5001 from Texas Instruments. It's important to verify specifications such as voltage, current ratings, and features to ensure compatibility for your specific application.

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УПС: Стоимость доставки варьируется от 25 до 45 долларов США (0,5 кг), при этом предполагаемое время доставки составляет 3-7 рабочих дней.

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