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TPS40195 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS40195 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 44 page TPS40195 www.ti.com SLUS720E – FEBRUARY 2007 – REVISED JULY 2012 PACKAGE DISSIPATION RATINGS RθJA High-K Board (1) Power Rating (W) Power Rating (W) PACKAGE AIRFLOW (LFM) (°C/W) TA = 25°C TA = 85°C PW 0 (Natural Convection) 110 0.90 0.36 0 (Natural Convection) 49.2 2.0 0.81 RGY 200 41.2 2.4 0.97 400 37.7 2.6 1.0 (1) Ratings based on JEDEC High Thermal Conductivity (High K) Board. For more information on the test method, see TI Technical Brief SZZA017. ELECTROSTATIC DISCHARGE (ESD) PROTECTION MIN TYP MAX UNIT Human Body Model (HBM) 2500 V Charged Device Model (CDM) 1500 ELECTRICAL CHARACTERISTICS TJ = –40°C to 85°C, VVDD= 12 Vdc, all parameters at zero power dissipation (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT REFERENCE 0°C ≤ TJ ≤ 85°C 588 591 594 VFB Feedback voltage range mV -40°C ≤ TJ ≤ 85°C 585 591 594 INPUT SUPPLY VVDD Input voltage range 4.5 20.0 V VEN = 3 V 4 mA IVDD Operating current VEN < 0.6 V, VVDD = 12 V 165 250 μA VEN < 0.6 V, VVDD = 20 V 230 330 ON BOARD REGULATOR VBP Output voltage VVDD > 6 V, IBP ≤ 10 mA 5.1 5.3 5.5 V VDO Regulator dropout voltage, VVDD - VBP VVDD = 5 V, IBP ≤ 25 mA 350 550 mV ISC Regulator current limit threshold 75 mA IBP Average current 75 OSCILLATOR VRT = VBP 400 500 580 fSW Switching frequency VRT = 0 V 200 250 290 kHz RRT = 100 kΩ 250 VRMP Ramp amplitude(1) 1 V SYNCHRONIZATION VINH High-level input voltage 2.5 V VINL Low-level input voltage 0.5 TF(max) Maximum input fall time(1) 100 ns VOH High-level output voltage ISYNC = 100 μA, sourcing 3.5 V VOL Low-level output voltage ISYNC = 100 μA, sinking 0.3 TF Output fall time(1) 10 25 CSYNC =25 pF ns TR Output rise time(1) 100 300 (1) Specified by design. Not production tested. Copyright © 2007–2012, Texas Instruments Incorporated 3 |
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