Answered

• UC3825: EVM board application

  

  George Zhao

  Resolved

  Part Number: UC3825 Hi team, Do we have UC3825 evaluation board for push-pull topology? Because I can't find it on ti.com. Thanks!

  • Resolved

  • over 5 years ago
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• UC3825: Synchronized operation

  

  Mason Noh

  TI Thinks Resolved

  Part Number: UC3825 Other Parts Discussed in Thread: UCC28220 Hi TI team, I have a question about the synchronized operation of the UC3825 IC. In synchronized operation, PWM outputs of master and slave also can be synchronized?

  • over 6 years ago
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Answered

• UC3825: Problems with minimum duty cylce and Aout/Bout toggling of the UC3825

  

  Franz Stoegerer

  Resolved

  Part Number: UC3825 Other Parts Discussed in Thread: UC1825 , I have experienced some problems with the UC3825 when operating at low duty cycles. The device controlles a symmetrical half-bridge converter, oscillator is set to 380kHz, LEB is set to minimum…

  • Resolved

  • over 6 years ago
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• UC3825: Hi, I am using it for full bridge converter.

  

  Skanda rama

  TI Thinks Resolved

  Part Number: UC3825 Hi, I am using it Full bridge converter configuration. Input dc is 250V to 380V. Output is variable from 0 to 200V. I am observing Only one pulse release in one of the two PWM output's for lower load or low voltage conditions(around…

  • over 5 years ago
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• RE: UC3825: Using method of UC3825

  

  Colin Gillmor

  Hello Yokota-san Please let me know if this issue is still open - if it is then I'll spend the time needed to answer it. Regards Colin

  • over 7 years ago
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Answered

• UC3825A: why use uc3825A ?

  

  Tom Tom

  Resolved

  Part Number: UC3825A Other Parts Discussed in Thread: UC3825 , This is an applied circuit diagram, with pins 11 and 14 connected to the gate driver and full bridge MOS to obtain the final voltage output in the upper left corner. And this voltage output…

  • Resolved

  • over 1 year ago
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• UC3825: Minimum duty spac

  

  KIM Andy

  TI Thinks Resolved

  Part Number: UC3825 Other Parts Discussed in Thread: UCC28950 Hi Can I find the minimum duty of the UC3825 PWM IC? If you have a product with a lower minimum duty, I would highly recommend it. In addition ucc28950 will be applied to the next model. I want…

  • over 6 years ago
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• UC3825A: Heating of the IC UC3825

  

  Skanda rama

  Part Number: UC3825A Other Parts Discussed in Thread: LM5045 , UCC28950 Hi, I am using UC3825DW IC for PWM generation at 350kHz for resonant full bridge inverter . This is operated at 17volts ac. Rc=1.39kOhms and Ct=1.22nF. This IC getting heating up very…

  • over 6 years ago
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Answered

• UC3825: Design Doubt

  

  Prashant Surana

  Resolved

  Part Number: UC3825 Hi TI e2e Members I am using UC3825 for single switch forward converter application. I am using IC in current control mode. I am having some doubts regarding this IC. link to datasheet : www.ti.com/.../uc3825.pdf From the page number…

  • Resolved

  • over 7 years ago
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• UC3825: Can you suggest another PWM modulator?

  

  YEONJUNG KIM

  TI Thinks Resolved

  Part Number: UC3825 I use UC3825AN and UC3823AN for experiment. In my researches, I use peak current mode control converters. First I have doubt with error amplifier. Saturation of this is 5V. But I want to know that saturation voltage can be increased…

  • over 7 years ago
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