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XC9302 Datasheet(PDF) 5 Page - Torex Semiconductor |
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XC9302 Datasheet(HTML) 5 Page - Torex Semiconductor |
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5 / 12 page  XC9301/9302 Series 601 6 ■Typical Application Circuit GCircuit Connection Example ■Electrical Characteristics XC9301x332MR,XC9302x332MR Measuring Conditions : Unless otherwise stated, VDD = 3.3V, IOUT = 130mA Note: 1. XC9302 series only 2. EFFI={[(Output Voltage) × (Output Current)] ÷ [(Input Voltage) × (Input Current)]} × 100 PARAMETER SYMBOL CONDITIONS Output Voltage Supply Voltage Supply Current 1 VOUT=CE: Set Output Voltage × 0.95 applied Supply Current 2 VOUT=CE: Set Output Voltage + 0.5 applied Stand-By Current VOUT: Set Output Voltage × 0.95 applied, CE=0V Oscillation Frequency VDD=VOUT=CE: Set Output Voltage × 0.95 applied Max. Duty Ratio VDD=VOUT=CE: Set Output Voltage × 0.95 applied PFM Duty RatioNote1 No Load EfficiencyNote2 VDD=VIN=CE: Set Output Voltage × 0.95 applied Soft-Start Time CE 'H' Voltage VOUT: Set Output Voltage × 0.95 applied CE 'L' Voltage VOUT: Set Output Voltage × 0.95 applied EXT/ 'H' ON Resistance Same as IDD1, VEXT/ = VOUT - 0.4V EXT/ 'L' ON Resistance Same as IDD1, VEXT/ = 0.4V UNITS V V μA μA μA KHz % % % mS V V Ω Ω MAX. 3.383 10.0 140 26 0.5 207 92 35 ｰ 20.0 ｰ 0.20 43 27 TYP. ｰ 80 15 ｰ 180 85 25 78 10.0 ｰ ｰ 29 19 MIN. 3.218 3.300 2.0 ｰ ｰ ｰ 153 78 15 ｰ 5.0 0.65 ｰ ｰ ｰ (VOUT=3.3V, FOSC=180kHz) Ta=25℃ VOUT VDD IDD1 IDD2 ISTB FOSC MAXDTY PFMDTY EFFI TSS VCEH VCEL REXTBH REXTBL XC9301x333MR, XC9302x333MR PARAMETER SYMBOL CONDITIONS Output Voltage VOUT Supply Voltage VDD Supply Current 1 IDD1VOUT=CE: Set Output Voltage × 0.95 applied Supply Current 2 IDD2VOUT=CE: Set Output Voltage + 0.5 applied Stand-By Current ISTB VOUT: Set Output Voltage x 0.95 applied, CE=0V Oscillation Frequency FOSC VDD=VOUT=CE: Set Output Voltage × 0.95 applied Max. Duty Ratio MAXDTY VDD=VOUT=CE: Set Output Voltage × 0.95 applied PFM Duty RatioNote1 PFMDTY No Load EfficiencyNote2 EFFI VDD=VIN=CE: Set Output Voltage × 0.95 applied Soft-Start Time TSS CE 'H' Voltage VCEH VOUT: Set Output Voltage × 0.95 applied CE 'L' Voltage VCEL VOUT: Set Output Voltage × 0.95 applied EXT/ 'H' ON Resistance REXTBH Same as IDD1, VEXT/ = VOUT - 0.4V EXT/ 'L' ON Resistance REXTBL Same as IDD1, VEXT/ = 0.4V V V μA μA μA KHz % % % mS V V Ω Ω MAX. 3.383 10.0 200 35 0.5 345 92 35 ｰ 20.0 ｰ 0.20 43 27 TYP. ｰ 130 20 ｰ 300 85 25 78 10.0 ｰ ｰ 29 19 MIN. 3.218 3.300 2.0 ｰ ｰ ｰ 255 78 15 ｰ 5.0 0.65 ｰ ｰ ｰ Measuring Conditions : Unless otherwise stated, VDD = 3.3V, IOUT = 130mA Note: 1. XC9302 series only 2. EFFI={[(Output Voltage) × (Output Current)] ÷ [(Input Voltage) × (Input Current)]} × 100 (VOUT=3.3V, FOSC=300kHz) Ta=25℃ UNITS External Components PSW : XP162A12 ( SOT-89 pkg, Torex ) NSW : XP161A12 ( SOT-89 pkg, Torex ) L : 22μH ( Sumida CR54 ) SD : U2FWJ44N ( Schottky, Toshiba ) CL : 16V, 47μF × 2 ( Tantalum, Nichicon MCE ) CIN : 16V, 22μF ( Tantalum, Nichicon MCE ) 220μF (Nichicon, PJ) CE CL SD1 VOUT VIN CIN SD2 PSW NSW L 06S_15XC9301/02新規 02.9.12 3:28 PM ページ 601 |
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