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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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TPS54426RSAR Fiches technique(PDF) 3 Page - Texas Instruments |
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TPS54426RSAR Fiches technique(HTML) 3 Page - Texas Instruments |
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3 / 28 page  TPS54426 www.ti.com SLVSAD6C – AUGUST 2010 – REVISED JULY 2011 RECOMMENDED OPERATING CONDITIONS over operating free-air temperature range (unless otherwise noted) MIN MAX UNIT VIN Supply input voltage range 4.5 18 V VBST –0.3 24 VBST (10 ns transient) –0.3 27 SS, PG –0.1 5.7 EN –0.1 18 VI Input voltage range V VO, VFB –0.1 5.5 SW1, SW2 –1.8 18 SW1, SW2 (10 ns transient) –3 21 PGND1, PGND2 –0.1 0.1 VO Output voltage range VREG5 –0.1 5.7 V IO Output Current range IVREG5 0 10 mA TA Operating free-air temperature –40 85 °C TJ Operating junction temperature –40 150 °C ELECTRICAL CHARACTERISTICS over operating free-air temperature range, VIN = 12V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY CURRENT VIN current, TA = 25°C, EN = 5 V, IVIN Operating - non-switching supply current 850 1300 μA VFB = 0.8 V IVINSDN Shutdown supply current VIN current, TA = 25°C, EN = 0 V 1.8 10 μA LOGIC THRESHOLD VENH EN high-level input voltage EN 2 V VENL EN low-level input voltage EN 0.4 V VFB VOLTAGE AND DISCHARGE RESISTANCE VFB voltage light load mode, TA = 25°C, 771 VO = 1.05 V, IO = 10mA TA = 25°C, VO = 1.05 V, continuous mode 757 765 773 VFBTH VFB threshold voltage mV TA = 0°C to 85°C, VO = 1.05 V, continuous 753 777 mode(1) TA = –40°C to 85°C, VO = 1.05 V, continuous 751 779 mode(1) IVFB VFB input current VFB = 0.8 V, TA = 25°C 0 ±0.1 μA RDischg VO discharge resistance EN = 0 V, VO = 0.5 V, TA = 25°C 50 100 Ω VREG5 OUTPUT TA = 25°C, 6 V < VIN < 18 V, VVREG5 VREG5 output voltage 5.3 5.5 5.7 V 0 < IVREG5 < 5 mA VLN5 Line regulation 6.0 V < VIN < 18 V, IVREG5 = 5 mA 20 mV VLD5 Load regulation 0 mA < IVREG5 < 5 mA 100 mV IVREG5 Output current VIN = 6 V, VREG5 = 4 V, TA = 25°C 70 mA MOSFET Rdsonh High side switch resistance 25 °C, VBST - SW1,2 = 5.5 V 63 m Ω Rdsonl Low side switch resistance 25 °C 55 m Ω (1) Not production tested. Copyright © 2010–2011, Texas Instruments Incorporated 3 Product Folder Link(s) :TPS54426 |
Numéro de pièce similaire - TPS54426RSAR |
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Description similaire - TPS54426RSAR |
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