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LM397 数据表(PDF) 2 Page - National Semiconductor (TI) |
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LM397 数据表(HTML) 2 Page - National Semiconductor (TI) |
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2 / 9 page ![]() Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. ESD Tolerance Human Body Model 2KV (Note 2) Machine Model 200V (Note 3) V IN Differential 30V Supply Voltages 30V or ±15V Voltage at Input Pins −0.3V to 30V Storage Temperature Range −65˚C to +150˚C Junction Temperature (Note 4) +150˚C Soldering Information Infrared or Convection (20 sec.) 235˚C Wave Soldering (10 sec.) 260˚C Operating Ratings (Note 1) Supply Voltage, V S 5V to 30V Junction Temperature Range (Note 4) −40˚C to +85˚C Package Thermal Resistance (Note 4) SOT23-5 168˚C/W Electrical Characteristics Unless otherwise specified, all limits guaranteed for at T J = 25˚C, VS = 5V. Bold- face limits apply at temperature extremes. Symbol Parameter Conditions Min (Note 6) Typ (Note 5) Max (Note 6) Units V OS Input Offset Voltage V S = 5V to 30V, V O = 1.4V, VCM =0V 27 10 mV I OS Input Offset Current V O = 1.4V, VCM = 0V 1.6 50 250 nA I B Input Bias Current V O = 1.4V, VCM = 0V 10 250 400 nA I S Supply Current R L = Open, VS = 5V 0.25 0.7 mA R L = Open, VS = 30V 0.30 2 I O Output Sink Current V IN+ = 1V,VIN− = 0V, VO = 1.5V 6 13 mA I LEAKAGE Output Leakage Current V IN+ = 1V,VIN− = 0V, VO = 5V 0.1 nA V IN+ = 1V,VIN− = 0V, VO = 30V 1 µA V OL Output Voltage Low I O = −4mA, VIN+ = 0V,VIN− = 1V 180 400 700 mV V CM Common-Mode Input Voltage Range V S = 5V to 30V (Note 7) V S - 1.5V 0 V V S -2V 0 www.national.com 2 |
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