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XC9210 Datasheet(PDF) 4 Page - Torex Semiconductor |
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XC9210 Datasheet(HTML) 4 Page - Torex Semiconductor |
4 / 32 page ELECTRICAL CHARACTERISTICS XC9210B093 (FOSC = 300kHz) Ta=25 OC VOUT Unless otherwise stated, VDD = 3.0V, CE = 3.0V, PWM = 3.0V, FB = 3.0V, EXT1, 2=OPEN, MODE = 3.0V, VIN=4.2V Notes 1) 2) 3) Tr1 : CPH3308 (SANYO) Tr2 : CPH3408 (SANYO) L : 22µH (SUMIDA CDRH125) CL : 16V, 47µF x 2 (NICHICEMI Tantalum MCE Series) CIN : 16V, 47µF (NICHICEMI Tantalum MCE Series) RFB1 : 200k Ω RFB2 : 75k Ω CFB : 62pF 4 -0 % 2 Minimum Duty Ratio MINDTY Same as IDD2 - -- % 2 Maximum Duty Ratio MAXDTY Same as IDD1 100 - 2.0 V 1 Minimum Operation Voltage VINmin - 0.900 0.918 V 3 FB Voltage VFB VIN=3.0V, IOUT=10mA 0.882 -- Please be careful not to exceed the breakdown voltage level of the peripheral parts. EFFI={ [ (Output voltage) x (Output current) ] / [ (Input voltage) x (Input Current) ] } x 100 FB "Low" Current 2 31 -19 30 5 - VIN ≥ 2.0V, MODE = 0V, IOUT=1mA -V 4 2 EXT2 = VDD - 0.4V Ω IFBH FB "High" Current MODE "Low" Current MODE "High" Current IMODEL CE "Low" Current ICEH CE "High" Current PWM "Low" Current PWM "High" Current IMODEH VOUTSET EXT2 "High" ON Resistance EXT1 "Low" ON Resistance EXT1 "High" ON Resistance Soft-Start Time REXTBH2 REXTBL2 VMODEH VMODEL VPWMH VPWML IFBL - 0.5 - - - 0.5 - FB = 1.0V MODE = 0V - EXT2 "Low" ON Resistance PWM "High" Voltage No Load Ω 5 2 Ω 5 4 4 µA 2 µA 2 19 30 µA - - 0.50 0.50 µA µA V - MIN. XC9210 Series Synchronous Step-Down DC / DC Controller ICs µA 2 - 0.20 4 -- MODE "Low" Voltage 0.65 PWM "Low" Voltage No Load - No Load 0.65 MODE "High" Voltage No Load - REXTBL1 Ω REXTBH1 V - 0.20 V CE = 0V, EXT2 = VDD - 0.4V -23 CE1 = 0, EXT1= VDD - 0.4V - FB = 0V, EXT1 = 0.4V - 4 10.0 20.0 5 26 37 VOUT × 0.95V, CE=0V→0.65V 5.0 TSS % EFFI mS 96 - IOUT1=300mA (note 3) - Efficiency1 (note 2 ) % 4 30 38 No Load, VPWM=0V 22 PFMDTY PFM Duty Ratio 4 PWM=0V - µA 2 IPWML µA 2 - 0.5 - IPWMH - - 0.5 - 0.5 CE = 0V - ICEL - 0.5 - V 2 - 0.2 FB = 0V - VCEL CE "Low" Voltage V 2 -- FB = 0V 0.65 VCEH CE "High" Voltage kHz 2 300 345 Same as IDD1 255 FOSC Oscillation Frequency µA 2 - 3.0 Same as IDD1, CE = 0V - ISTB Stand-by Current µA 2 65 120 FB = 1.0V - IDD2 Supply Current 2 µA 2 FB = 0V IDD1 120 -65 1 -- Supply Current 1 V 1 - VIN 0.9 Output Voltage Range(note 1) V V 2.0 - 10.0 SYMBOL PARAMETER MODE = 0V 10.0 Maximum Input Voltage VDD VIN 1 MODE = 0V Supply Voltage CONDITIONS UNITS TEST CIRCUIT MAX. TYP. Semiconductor Ltd. |
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