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LM5030MM Datasheet(PDF) 6 Page - Texas Instruments |
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LM5030MM Datasheet(HTML) 6 Page - Texas Instruments |
6 / 28 page LM5030 SNVS215D – APRIL 2003 – REVISED NOVEMBER 2015 www.ti.com Electrical Characteristics (continued) Specifications are for TJ = 25°C. Unless otherwise specified: VIN = 48 V, VCC = 10 V, and RT = 26.7 kΩ PARAMETER TEST CONDITIONS MIN(1) TYP(2) MAX(1) UNIT SOFT START AND SHUTDOWN TJ = 25°C 10 Softstart current source µA full operating junction temperature range 7 13 TJ = 25°C 0.5 Softstart to COMP offset V full operating junction temperature range 0.25 0.75 TJ = 25°C 0.45 Shutdown threshold V full operating junction temperature range 0.2 0.7 OSCILLATOR TJ = 25°C 200 Frequency1 (RT = 26.7K) kHz full operating junction temperature range 175 225 TJ = 25°C 600 Frequency2 (RT = 8.2K) kHz full operating junction temperature range 510 690 TJ = 25°C 3.2 Sync threshold V full operating junction temperature range 3.8 PWM COMPARATOR COMP set to 2-V CS stepped 0 to 0.4 V, time-to- Delay to output 30 ns onset of OUT transition low TJ = 25°C 49% Inferred from Max duty cycle full operating junction deadtime 47.5% 50% temperature range full operating junction Min duty cycle COMP = 0 V 0% temperature range COMP to PWM comparator 0.34 V / V gain TJ = 25°C 5.2 COMP open circuit voltage VFB = 0 V V full operating junction 4.3 6.1 temperature range TJ = 25°C 1.1 VFB = 0 V, COMP = COMP short circuit current mA full operating junction 0 V 0.6 1.5 temperature range SLOPE COMPENSATION TJ = 25°C 105 Delta increase at Slope comp amplitude PWM Comparator to mV full operating junction 80 130 CS temperature range OUTPUT SECTION TJ = 25°C 135 Cload = 0, 10% to Deadtime ns full operating junction 10% 85 185 temperature range TJ = 25°C 0.25 Iout = 50 mA, VCC – Output high saturation V full operating junction VOUT 0.75 temperature range TJ = 25°C 0.25 Output low saturation IOUT = 100 mA V full operating junction 0.75 temperature range Rise time Cload = 1 nF 16 ns Fall time Cload = 1 nF 16 ns 6 Submit Documentation Feedback Copyright © 2003–2015, Texas Instruments Incorporated Product Folder Links: LM5030 |
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