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XC9503B092AL Datasheet(PDF) 4 Page - Torex Semiconductor |
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XC9503B092AL Datasheet(HTML) 4 Page - Torex Semiconductor |
4 / 30 page Electrical Characteristics XC9503B092A Common Characteristics Ta=25 OC VOUT1 VOUT2 Unless otherwise stated, VDD=3.0V, PWM1,2=3.0V, EN1, 2 =3.0V Output 1 Characteristics Step-down Controller Unless otherwise stated, VDD=EN1=PWM1=3.0V, PWM2=EN2=GND, EXT2=OPEN, FB2=OPEN, VIN=5.0V Output 2 Characteristics Step-down Controller Unless otherwise stated, VDD=EN2=PWM2=3.0V, PWM1=EN1=GND, EXT1=OPEN, FB1=OPEN, VIN=5.0V Notes 1) 2) 7 7 Ω 5 Ω EFFI2 P-ch MOSFET : XP162A12A6P 92 - IOUT2=250mA 100 - - Same as IDD1 - EN1=0, EXT1=VDD-0.4V 22 - MIN. VIN=3.0V, IOUT1=10mA 0.882 Efficiency1 (note 2) EFFI1 - P-ch MOSFET : XP162A12A6P V 10.0 - FB1,2 "High" Current IFBH FB1, 2=3.0V VIN - Max. Input Voltage PWM1,2 "Low" Current PFM Duty Ratio 1 PFMDTY1 No Load, VPWM1=0V FB1, 2=1.0V FB1,2 "Low" Current VFBL PARAMETER SYMBOL CONDITIONS VFB1 -- 1 Supply Current 2 IDD2 FB1, 2=1.0V - 60 140 5.0 VPWMH2 No Load EN2=0, EXT2=VDD-0.4V 0.65 - PARAMETER SYMBOL CONDITIONS 2 FB2 Voltage VFB2 VIN=3.0V, IOUT2=10mA 0.882 UNITS MIN. PARAMETER SYMBOL Supply Voltage VDD - TYP. MIN. 0.9 2.0 - PWM1,2 "High" Current IPWMH Output Voltage Range (note 1) VOUTSET - - - IPWML FB1, 2=3.0V, PWM=0V FB1, 2=0V TSS2 VOUT2 × 0.95V, EN2=0V→0.65V FB1=0V, FB2=1.0V EN1=3.0V, EN2=0V, FB1=0V FB1, 2=3.0V, PWM=3.0V Same as IDD1 Same as IDD2 - - PWM2 "High" Voltage 5 47 22 28 30 EXT2 "High" ON Resistance REXTBH2 PWM2 "Low" Voltage VPWML2 No Load MINDTY2 EXT2 "Low" ON Resistance REXTBL2 FB2=0V, EXT2=0.4V Soft-Start Time 2 Efficiency2 (note 2) 0.20 - - 7 V V % 7 7 Minimum Operation Voltage VINmin2 - PFM Duty Ratio 2 PFMDTY2 No Load, VPWM2=0V Minimum Duty Ratio 2 22 - MAXDTY2 % TYP. 30 38 % % MAX. 0.900 0.918 50 10.0 0 2.0 - -0.50 - 0.50 - 180 10.0 10.0 CONDITIONS 2ch. Step-down DC/DC Controller ICs TEST CIRCUIT MAX. UNITS 0.9 Supply Current 1 IDD1 - 3.0 µA Stand-by Current ISTB Same as IDD1, EN1=EN2=0V - 1.0 V 207 kHz Switching Frequency FOSC Same as IDD1 153 Supply Current 1-1 IDD1-1 EN2=3.0V, EN1=0V, FB2=0V -- V EN1,2 "High" Voltage VENH FB1,2=0V 0.65 - 0.20 V EN1,2 "Low" Voltage VENL FB1,2=0V - - 0.50 µA EN1,2 "High" Current IENH EN1,2=3.0V - - -0.50 µA EN1,2 "Low" Current IENL EN1,2=0V, FB1,2=3.0V - 0.918 0.900 -0 - 38 30 - 0.20 - - 10.0 20.0 92 - Soft-Start Time1 TSS1 PWM1 "Low" Voltage - FB2=0V, EXT1=0.4V EXT1 "Low" ON Resistance REXTBL1 - 0.65 VPWML1 No Load VOUT1 × 0.95V, EN1=0V→0.65V 5.0 µA 60 120 µA mS VIN ≥ 2.0V, IOUT1, 2=1mA V - 10.0 XC9503 Series 1 1 2 2 2 2 V µA 2 2 2 2 µA 2 2 4 UNITS V µA % % % V 4 4 6 V TEST CIRCUIT 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 - V 1 2 2 2 110 µA 2 Supply Current 1-2 IDD1-2 - 60 130 µA FB1=1.0V, FB2=0V TYP. MAX. TEST CIRCUIT 2 µA - 0.50 - -0.50 - 3 Minimum Operation Voltage VINmin1 - - 2.0 V 1 FB1 Voltage % 2 Minimum Duty Ratio1 MINDTY1 2 Maximum Duty Ratio 1 MAXDTY1 100 - 4 EXT1 "High" ON Resistance REXTBH1 - 28 47 Ω 5 4 IOUT1=250mA 22 30 Ω 5 PWM1 "High" Voltage V Same as IDD2 Maximum Duty Ratio 2 20.0 mS VPWMH1 No Load 4 |
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