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UC1832L883B データシート(PDF) 3 Page - Texas Instruments |
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UC1832L883B データシート(HTML) 3 Page - Texas Instruments |
3 / 20 page PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Input Supply Supply Current +VIN = 6 V 6.5 10 mA +VIN = 36 V 9.5 15 mA Logic Disable = 2 V (UCx832 only) 3.3 mA Reference Section Output Voltage (Note 3) TJ = 25 °C, IDRIVER = 10 mA 1.98 2.00 2.02 V over temperature, IDRIVER = 10 mA 1.96 2.00 2.04 V Load Regulation (UCx832 only) IO = 0 to 10 m -10 -5.0 mV Line Regulation +VIN = 4.5 V to 36 V, IDRIVER = 10 m 0.033 0.5 mV/V Under-Voltage Lockout Threshold 3.6 4.5 V Logic Disable Input (UCx832 only) Threshold Voltage 1.3 1.4 1.5 V Input Bias Current Logic Disable = 0 V -5.0 -1.0 µA Current Sense Section Comparator Offset 95 100 105 mV Over Temperature 93 100 107 mV Amplifier Offset (UCx833 only) 110 135 170 mV Amplifier Offset (UCx832 only) VADJ = Open 110 135 170 mV VADJ = 1 V 180 235 290 mV VADJ = 0 V 250 305 360 mV Input Bias Current VCM = +VIN 65 100 135 µA Input Offset Current (UCx832 only) VCM = +VIN -10 10 µA Amplifier CMRR (UCx832 only) VCM = 4.1 V to + VIN + 0.3 80 dB Transconductance ICOMP = ±100 µA65 mS VADJ Input Current (UCx832 only) VADJ = 0V -10 -1 µA Timer Inactive Leakage Current C/S(+) = C/S(-) = +VIN; TRC pin = 2 V 0.25 1.0 µA Active Pullup Current C/S(+) = +VIN, C/S(-) = +VIN - 0.4V; TRC pin = 0 V -345 -270 -175 µA Duty Ratio (note 4) ontime/period, RT = 200k, CT = 0.27 µF4.8 % Period (notes 4,5) ontime + offtime, RT = 200k, CT = 0.27 µF 36 ms Upper Trip Threshold (Vu) 1.8 V Lower Trip Threshold (Vl) 0.9 V Trip Threshold Ratio Vu/Vl 2.0 V/V Error Amplifier Input Offset Voltage (UCx832 only) VCM = VCOMP = 2 V -8.0 8.0 mV Input Bias Current VCM = VCOMP = 2 V -4.5 -1.1 µA Input Offset Current (UCx832 only) VCM = VCOMP = 2 V -1.5 1.5 µA AVOL VCOMP = 1 V to 13 V 50 70 dB CMRR (UCx832 only) VCM = 0V to +VIN - 3 V 60 80 dB PSRR (UCx832 only) VCM = 2 V, +VIN = 4.5 V to 36 90 dB Transconductance ICOMP = ±10 µA4.3 mS VOH ICOMP = 0, Volts below +VIN .95 1.3 V VOL ICOMP = 0 .45 0.7 V IOH VCOMP = 2 V -700 -500 -100 µA UC1832 UC2832/3 UC3832/3 Unless otherwise stated, specifications hold for TA = 0°C to 70°C for the UC3832/3, –40°C to 85°C for the UC2832/3, +VIN = 15V, Driver sink = +VIN, C/S(+) voltage = +VIN. TA=TJ. ELECTRICAL CHARACTERISTICS: 3 |
同様の部品番号 - UC1832L883B |
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同様の説明 - UC1832L883B |
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