sigma

DI-142 - 35 W LCD power supply

DI-142 - 35 W LCD Monitor Power Supply

Overview

Design Highlights • Low component count and high efficiency • >83% full load efficiency (meets CEC 2008 requirement of 82%) • Delivers 35 W at 50 °C ambient temperature, no external heat sink required • Low no-load and standby power consumption • <0.55 W standby output power at <1 W input • No-load power consumption <300 mW at 265 VAC • Integrated safety and reliability features: • Accurate, auto-recovery, hysteretic thermal shutdown maintains safety under all conditions of PCB temperature • Auto-restart protects against output shorts and open feedback loops • Output overvoltage protection configurable as latching or self-recovery • Complies with EN55022 and CISPR-22 Class B conducted EMI with >10 dBμV margin

Design Files

di142

All reference designs on this site are sourced from major semiconductor manufacturers or collected online for learning and research. The copyright belongs to the semiconductor manufacturer or the original author. If you believe that the reference design of this site infringes upon your relevant rights and interests, please send us a rights notice. As a neutral platform service provider, we will take measures to delete the relevant content in accordance with relevant laws after receiving the relevant notice from the rights holder. Please send relevant notifications to email: bbs_service@eeworld.com.cn.

It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

Hot

Technical Resources More

Search Datasheet?

Supported by EEWorld Datasheet

Technical Videos More

Forum More

Update:2025-06-23 06:20:11

Liangzi USB board driver and test software
As the title says, I bought a LZ USB board, but I couldn't find the driver and the upper test program after searching for a long time. {:1_99:} If you have used it before, please give me some advice:c
[100% Gift] TI Wireless Theme Collection, Win Omron Blood Pressure Monitor and Pedometer!
[size=5]Event Details >> [url=https://www.eeworld.com.cn/huodong/201410Deyisupport/]TI Wireless Theme Collection with Prizes [/url][/size][size=5] [/size] [font=微软雅黑][size=16px][b][color=#ff0000]Event
ST-linkIII is easy to break SN74LVC2T45DCUT It seems that this IC is unnecessary?
I broke another STLinkIII, and after analysis, I found that the SN74LVC2T45DCUT was broken (the main chip is very solid, STM32 is a good thing). But after analysis (see the attached circuit), if the 5
AC Power Measurement Using AD7874
I use AD7874 to measure AC power, and want to stabilize the power to the third decimal place. However, AD7874 is a 12-bit AD, and a jump of one LSB is 0.00488V, so the third decimal place does not jum
Help with MSP430FG479 library
Help with MSP430FG479 library
[Atria Development Board AT32F421 Review] - Peripheral Review
Diary accumulation month after month, water dripping wears away stone[Atria Development Board AT32F421 Review] - Peripheral Review AT32F421 is a lightweight M4 core microcontroller. It has a high freq

Datasheet More

Circuits More