<br /><a href="http://www.holtek.com.cn/china/docum/consumer/77xxa.htm" target=_blank>http://www.holtek.com.cn/china/docum/consumer/77xxa.htm</a><br /> <br /><iframe width="500" height="500" border="1" src="http://www.holtek.com.cn/china/docum/consumer/77xxa.htm"></iframe><br /><br />PFM Step-up DC/DC Converter (100mA)<table class=ubb cellspacing=0><TR><td class=ubb>Part No.</td><td class=ubb>Input<br />Voltage</td><td class=ubb>Output<br />Voltage</td><td class=ubb>Output<br />Current</td><td class=ubb>Switching<br />Frequency (kHz)</td><td class=ubb>Typical Current<br />Consumption I<SUB>DD2</SUB> (µA)</td><td class=ubb>Typical<br />Efficiency</td><td class=ubb>Package</td></TR><TR><td class=ubb>HT7718</td><td class=ubb>0.7V~6.0V</td><td class=ubb>1.8V</td><td class=ubb>100mA</td><td class=ubb>115</td><td class=ubb>4</td><td class=ubb>80%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7727</td><td class=ubb>0.7V~6.0V</td><td class=ubb>2.7V</td><td class=ubb>100mA</td><td class=ubb>115</td><td class=ubb>4</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7730</td><td class=ubb>0.7V~6.0V</td><td class=ubb>3.0V</td><td class=ubb>100mA</td><td class=ubb>115</td><td class=ubb>4</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7733</td><td class=ubb>0.7V~6.0V</td><td class=ubb>3.3V</td><td class=ubb>100mA</td><td class=ubb>115</td><td class=ubb>4</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7737</td><td class=ubb>0.7V~6.0V</td><td class=ubb>3.7V</td><td class=ubb>100mA</td><td class=ubb>115</td><td class=ubb>4</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7750</td><td class=ubb>0.7V~6.0V</td><td class=ubb>5.0V</td><td class=ubb>100mA</td><td class=ubb>115</td><td class=ubb>4</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR></table><br />PFM Step-up DC/DC Converter (200mA)<table class=ubb cellspacing=0><TR><td class=ubb>Part No.</td><td class=ubb>Input<br />Voltage</td><td class=ubb>Output<br />Voltage</td><td class=ubb>Output<br />Current</td><td class=ubb>Switching<br />Frequency (kHz)</td><td class=ubb>Typical Current<br />Consumption I<SUB>DD2</SUB> (µA)</td><td class=ubb>Typical<br />Efficiency</td><td class=ubb>Package</td></TR><TR><td class=ubb>HT7727A</td><td class=ubb>0.7V~6.0V</td><td class=ubb>2.7V</td><td class=ubb>200mA</td><td class=ubb>200</td><td class=ubb>5</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7730A</td><td class=ubb>0.7V~6.0V</td><td class=ubb>3.0V</td><td class=ubb>200mA</td><td class=ubb>200</td><td class=ubb>5</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7733A</td><td class=ubb>0.7V~6.0V</td><td class=ubb>3.3V</td><td class=ubb>200mA</td><td class=ubb>200</td><td class=ubb>5</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR><TR><td class=ubb>HT7750A</td><td class=ubb>0.7V~6.0V</td><td class=ubb>5.0V</td><td class=ubb>200mA</td><td class=ubb>200</td><td class=ubb>5</td><td class=ubb>85%</td><td class=ubb>TO92, SOT23, SOT23-5, SOT89</td></TR></table>
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