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XC9504 Datasheet(PDF) 4 Page - Torex Semiconductor |
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XC9504 Datasheet(HTML) 4 Page - Torex Semiconductor |
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4 / 50 page  Electrical Characteristics XC9504B092A Common Characteristics VDD ≥ 2.0V, IOUT=1mA VDD ≠ VOUT VIN ≥ 0.9V, IOUT=1mA (note 2) VDD=VOUT EN2=3.0V, EN1=0V, FB2=1.2V FB1=1.2V, FB2=1.2V Unless otherwise stated, VDD=3.0V, PWM1, 2=3.0V, EN1, 2 = 3.0V Output 1 Characteristics Step-up Controller Using Tr: 2SD1628, Unless otherwise stated, VDD=EN1=PWM1=3.0V, EN2=PWM2=GND, EXT2=OPEN, FB2=OPEN, VIN=1.8V Output 2 Characteristics Inverting DC/DC Controller IOUT2=1.0mA, RFB11=200k Ω, RFB12=75kΩ RFB21=17.5k Ω, RFB22=10kΩ, EN1=PWM1=3.0V Unless otherwise stated, VDD=EN2=PWM2=3.0V, PWM1=EN1=GND, EXT1=OPEN, FB1=OPEN, VIN=3.0V 3 Minimum Duty Ratio2 MINDTY3 Same as IDD2 -- 0 % 3 - Minimum Duty Ratio1 MAXDTY2 Same as IDD2 -- 0 % V 12 VST1-2 - 2.0 VOUT1 VOUT2 VOUT1 VOUT2 - 2.0 - TEST CIRCUIT PARAMETER SYMBOL CONDITIONS MIN. V TYP. MAX. UNITS 2.0 - 10.0 2 - Output Voltage Range (note 3) VOUTSET 0.9 - - 0.0 V - 10.0 Supply Current 1 IDD1 FB=0V, FB2=1.2V - 90 190 µA 3 EN1=3.0V, EN2=0, FB1=0V - µA 3 Supply Current 1-1 IDD1-1 60 120 FB1=0V, FB2=0V - Supply Current 1-2 IDD1-2 80 150 µA 3 Supply Current 2 IDD2 FB1=1.2V, FB2=0V - 70 132 µA 3 Stand-by Current ISTB Same as IDD1, EN1=EN2=0V - 1 3.0 µA 3 Oscillation Frequency FOSC Same as IDD1 153 180 207 kHz 3 EN1, 2 "High" Voltage VENH FB1=0V, FB2=3.0V 0.65 - - V 3 EN1, 2 "Low" Voltage VENL FB1=0V, FB2=3.0V - - 0.20 V 3 EN1, 2 "High" Current IENH FB1=3.0V, FB2=0V - - 0.50 µA 3 EN1, 2 "Low" Current IENL EN1, 2=0V, FB1=3.0V, FB2=0V - - -0.50 µA 3 PWM1, 2 "High" Current IPWMH FB1=3.0V, FB2=0V, PWM1, 2=3.0V - - 0.50 µA 3 PWM1, 2 "Low" Current IPWML FB1=3.0V, FB2=0V, PWM1, 2=0V - - -0.50 µA 3 FB1, 2 "High" Current IFBH FB1=3.0V, FB2=0.8V - - 0.50 µA 3 FB1, 2 "Low" Current VFBL FB1=1.0V, FB2=0V - - -0.50 µA 3 PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNITS TEST CIRCUIT FB1 Voltage VFB1 VDD=3.0V, VIN=1.5V, IOUT1=10mA 0.882 0.900 0.918 V 4 Operation Start-up Voltage1 (note 2) VST1-1 -- VDD ≠ VOUT1 : IOUT1=10mA -- 0.9 V 2 IOUT=1.0mA, RFB11=200k Ω, RFB12=75kΩ 2.0 V 1 Oscillation Start-up Voltage1 VST2-1 FB1=0V - - 0.8 V 3 Maximum Duty Ratio1 MINDTY1 Same as IDD1 75 80 87 % 3 PFM Duty Ratio1 PFMDTY1 No Load, VPWM1=0V 22 30 38 % 5 Efficiency1 EFFI1 IOUT1= 130mA, Nch MOSFET: XP161A1355P -85 - % 5 Soft-Start Time1 TSS1 VOUT1 × 0.95V, EN1=0V→0.65V 5.0 10.0 20.0 msec 5 EXT1 "High" ON Resistance REXTBH1 FB1=0V, EXT1=VDD -0.4V -28 47 Ω 6 EXT1 "Low" ON Resistance REXTBL1 EN1=FB1=1.2V, EXT1=0.4V - 22 30 Ω 6 PWM1 "High" Voltage VPWMH1 No Load 0.65 - - V 5 PWM1 "Low" Voltage VPWML1 No Load - - 0.20 V 5 PARAMETER SYMBOL CONDITIONS MIN. TYP. MAX. UNITS TEST CIRCUIT -- FB2 Voltage VFB2 VDD=3.0V 0.882 Operation Start-up Voltage2 3 Maximum Duty Ratio2 MAXDTY2 Same as IDD1 75 80 87 % 3 FB2=1.2V 30 38 % Oscillation Start-up Voltage2 PFM Duty Ratio2 PFMDTY2 No Load, VPWM2=0V 2.0 V VST2-2 7 Efficiency2 (Note 4) EFFI2 IOUT2= -150mA, Pch MOSFET: XP162A12A6P -76 - % 7 22 EXT2 "High" ON Resistance REXTBH2 EN2=FB2= 0V, EXT2=VDD-0.4V -28 47 Ω 6 30 Ω 6 EXT2 "Low" ON Resistance REXTBL2 FB2=3.0V, EXT2=0.4V - 22 7 PWM2 "High" Voltage VPWMH2 No Load 0.65 - - V 7 PWM2 "Low" Voltage VPWML2 No Load - - 0.20 V XC9504 Series 2ch. Step-up / Inverting DC/DC Controller ICs Ta=25 OC 1 - 0.0 V Supply Voltage (note 1) VDD Ta=25 OC Ta=25 OC 0.900 0.918 V 3 4 |
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