UCC28881D vs UCC28740DR

對 UCC28881D 和 UCC28740DR 的深入比較，為您帶來關於其規格和關鍵特性的寶貴見解。我們詳細介紹了重要因素，包括 RoHS 合規性、REACH 狀態、系列、安裝方式、封裝類型以及其他相關特性。並排展示差異，簡化了元件選擇，讓您更輕鬆地為您的特定應用選擇最佳方案。

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

ISO9001 Quality Control ISO45001 ISO14001 100% Genuine
Part A

UCC28881D

德州儀器

Lifecycle
Active
Stock
2641 件
Package
SOIC-7
Series
PMIC-AC-DC轉換器、離線開關
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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification UCC28881D UCC28740DR
Part Status Active Active
Output Isolation Non-Isolated Isolated
Internal Switch(s) Yes No
Voltage - Breakdown 700V -
Topology Buck, Buck-Boost, Flyback Flyback
Voltage - Start Up 3.9 V 21 V
Voltage - Supply (Vcc/Vdd) 5V 9V ~ 35V
Duty Cycle 55% -
Frequency - Switching 62kHz 170Hz ~ 100kHz
Power (Watts) 4.5 W -
Fault Protection Current Limiting, Over Load, Over Temperature, Short Circuit Current Limiting, Over Voltage
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
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