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LM2630MTC-ADJ Datenblatt(PDF) 2 Page - National Semiconductor (TI) |
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LM2630MTC-ADJ Datenblatt(HTML) 2 Page - National Semiconductor (TI) |
2 / 14 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. Voltages from the indicated pins to GND and PGND: V IN −0.3V to 31V CBOOT −0.3V to 36V SD −0.3V to 31V SW −0.3V to 31V CSH, CSL −0.3V to 7V FPWM, SYNC −0.3V to 10V Power Dissipation (T A = 70˚C), (Note 2) 720mW Storage Temperature Range −65˚C to +150˚C Soldering Dwell Time, Temperature (Note 3) Wave 4 sec, 260˚C Infrared 10 sec, 240˚C Vapor Phase 75 sec, 219˚C ESD Rating (Note 4) 1.5 kV Operating Ratings V IN 4.5V to 30V Junction Temperature −40˚C to +125˚C Electrical Characteristics Specifications in standard type face are for T j = 25˚C and those with boldface type apply over full operating junction tem- perature range. V IN =10V, GND = PGND = 0V,unless otherwise stated. (Notes 5, 6) Symbol Parameter Conditions Typical Limit Units System V IN Input Supply Voltage 4.5 30 V(min) V(max) V OUT Output Voltage Adjustment Range 1.8 6.0 V(min) V(max) ∆V OUT/ V OUT Load Regulation 0 mV ≤ (CSH-CSL) ≤ 75 mV 0.3 % ∆V OUT/ V OUT Line Regulation 4.5 ≤ V IN ≤ 30V 0.002 %/V I IN Input Supply Current with the Switching Controller ON V FB = 1V, VCSH = 2.15V, VCSL = 2.1V 0.8 mA 1.2/1.4 mA(max) Input Supply Current with the Switching Controller ON (Internal Rail is Supplied from CSL Pin) V FB = 1V, VCSH = 5.15V, VCSL = 5V 0.15 mA Input Supply Current with the IC Shut Down V SD = 0V, VIN = 30V 0.1 µA 3 (Note 7) µA(max) Minimum Output Voltage for CSL Providing the Internal Rail 3V I SS Soft Start Source Current V SS = 1.5V 10 µA 5 µA(min) 13 µA(max) Soft Start Sink Current V SS = 1.5V 20 µA V CL Current Limit Voltage (Voltage from CSH to CSL) V FB = 1V, VCSL = 1.8V 110 mV 90/80 mV(min) 130/140 mV(max) V IN Undervoltage Shutdown Latch Threshold Rising Edge 3.5 V 2.8 V(min) V OUT Undervoltage Shutdown Latch Threshold 80 % V OUT 65 % V OUT(min) V OUT Low Regulation Comparator Enable Threshold 97 % V OUT www.national.com 2 |
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Ähnliche Beschreibung - LM2630MTC-ADJ |
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