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TPS61197DR Datasheet(PDF) 4 Page - Texas Instruments |
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TPS61197DR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 22 page TPS61197 SLVSC25 – JULY 2013 www.ti.com ELECTRICAL CHARACTERISTICS (continued) VIN= 24V, TA = –40°C to 85°C, typical values are at TA = 25°C, EC1 = 470μF, EC2 = 22μF (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ERROR AMPLIFIER ISINK Comp pin sink current VOVP = VREF + 200mV, VCOMP = 1V 20 µA ISOURCE Comp pin source current VOVP = VREF – 200mV, VCOMP = 1V 20 µA GmEA Error amplifier transconductance 90 120 150 µS REA Error amplifier output resistance 20 M Ω fEA Error amplifier crossover frequency 1000 kHz GATE DRIVER RGDRV_SRC Gate driver impedance when sourcing VGDRV = 7 V, IGDRV = –20 mA 5 10 Ω RGDRV_SNK Gate driver impedance when sinking VDD = 7 V, IGDRV = 20 mA 2 5 Ω IGDRV_SRC Gate driver source current VDD = 7 V, VGDRV = 5 V 200 mA IGDRV_SNK Gate driver sink current VDD = 7 V, VGDRV = 2 V 400 mA Overcurrent detection threshold during VPWM_OCP VIN = 8 V to 30 V, TJ = 25°C to 125°C 376 400 424 mV PWM VPFM_OCP Overcurrent detection threshold during PFM 180 mV OVP VOVPTH Over-voltage protection threshold 2.98 3.04 3.10 V IOVP_LEAK Leakage current at OVP pin –100 0 100 nA FAULT INDICATOR IFLT_H Leakage current at high impedance VFLT = 24 V 1 nA IFLT_L Sink current at low output VFLT = 1 V 2 5 mA THERMAL SHUTDOWN TSTDN Thermal shutdown threshold 150 °C THYS Thermal shutdown threshold hysteresis 15 °C 4 Submit Documentation Feedback Copyright © 2013, Texas Instruments Incorporated Product Folder Links: TPS61197 |
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