Switch mode transformers
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- Created by: Lina
- Created on: 09-04-14 06:43
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- Switch Mode Transformers
- Reduce the p.d. of the a.c. mains supply+ convert it to direct current
- Have a step-down transformer
- Operate at high frequencies
- 50kHz- 200kHz
- Need a supply with much lower than the 230V of the mains el. supply
- Smaller+ lighter
- Efficient
- Use very little power when switched on, but no load is applied
- Can be used with different main supplies and still produce the same output
- Reduce the p.d. of the a.c. mains supply+ convert it to direct current
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