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HT46R01M Datasheet(PDF) 7 Page - Holtek Semiconductor Inc |
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HT46R01M Datasheet(HTML) 7 Page - Holtek Semiconductor Inc |
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7 / 69 page  DC/DC Electrical Characteristics VIN=VOUT ´0.6; IOUT=10mA; Ta=25°C (Unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit VIN Input Voltage ¾¾ ¾ 3.3 V DVOUT Output Voltage Tolerance ¾-2.5 ¾ 2.5 % VSTART Start-up Voltage (Fig. 1) VIN:0 ®2V; IOUT=1mA ¾ 0.7 0.9 V VHOLD Minimum Hold-on Voltage (Fig. 1) VIN:2 ®0V; IOUT=1mA ¾¾ 0.7 V IIN No-load Input Current (Fig. 1) IOUT=0mA ¾ 10 20 mA IDD1 Supply Current 1 (Fig. 2) VS=VOUT ´0.95, VOUT=3.0V Measured at VOUT pin ¾ 45 68 mA IDD2 Supply Current 2 (Fig. 2) VS=VOUT+0.5V Measured at VOUT pin ¾ 47 mA ISHDN Shutdown Current CE=GND ¾ 0.5 1 mA VIH CE High Threshold ¾ 2 ¾¾ V VIL CE Low Threshold ¾¾ ¾ 0.4 V ILEAK LX Leakage Current (Fig. 3) VS=VOUT+0.5V, VX=6V Measured at the LX pin ¾¾ 0.9 mA fOSC Maximum Oscillator Frequency (Fig. 3) VS=VOUT ´0.95 Measured at the LX pin ¾ 115 ¾ kHz DOSC Oscillator Duty Cycle (Fig. 3) VS=VOUT ´0.95 Measured at the LX pin 65 75 85 % h Efficiency VOUT=3.0V ¾ 85 ¾ % Note: Absolute maximum ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is intended to be functional, but do not guarantee specific performance limits. The guaranteed specifications apply only for the test conditions listed. Test Circuit HT46R01M/HT46R02M/HT48R01M/HT48R02M Rev. 1.10 7 March 8, 2010 V I N L X V O U T G N D 1 0 0 m F ( T a n t a l u m ) V O U T ( F i g . 1 ) 1 0 0 m H 1 N 5 8 1 7 V S V O U T L X G N D ( F i g . 2 ) V O U T L X G N D ( F i g . 3 ) V S V X 1 0 0 W 4 7 m F ( T a n t a l u m ) |
Similar Part No. - HT46R01M_10 |
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Similar Description - HT46R01M_10 |
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