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Circuit adds latch-off current limit to regulator

This entry was posted on Thursday, December 20th, 2007 at 9:21 am and is filed under power supply. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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The circuit is based on IC1, an LTC1430 PWM controller. The current-limiting feature of the IC operates by sensing the voltage across the high-side MOSFET and compares it with a threshold voltage developed across R3.

Read Source:http://www.edn.com/article/CA46728.html