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TI store
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Part No. |
UCC25705-Q1-15
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OCR Text |
....since the voltage ramp on ctis proportional to vin, feed-forward action is obtained. since the peak oscillator voltage is also proportional to vin, constant frequency operation is maintained over the full power supply input range. when the... |
Description |
<font color=red>[Old version datasheet]</font> HIGH-SPEED VOLTAGE MODE PULSE WIDTH MODULATOR
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File Size |
806.35K /
19 Page |
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it Online |
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Holtek Semiconductor In...
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Part No. |
HT7937-16
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OCR Text |
...ent. the average led current is proportional to the duty cycle of the applied pwm signal with a duty cycle increase re - sulting in higher leds brightness. typical pwm fre - quencies should be between 100hz and 1khz. a dc signal on the fb ... |
Description |
Built-in OVP White LED Step-up Converter
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File Size |
1,184.08K /
13 Page |
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it Online |
Download Datasheet
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