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TPS61087DRC Datasheet(PDF) 3 Page - Texas Instruments |
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TPS61087DRC Datasheet(HTML) 3 Page - Texas Instruments |
3 / 30 page TPS61087 www.ti.com SLVS821C – MAY 2008 – REVISED JULY 2013 ELECTRICAL CHARACTERISTICS VIN = 5 V, EN = VIN, VS = 15 V, TA = –40°C to 85°C, typical values are at TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY VIN Input voltage range 2.5 6 V IQ Operating quiescent current into IN Device not switching, VFB = 1.3 V 75 100 μA ISDVIN Shutdown current into IN EN = GND 1 μA VUVLO Under-voltage lockout threshold VIN falling 2.4 V VIN rising 2.5 V TSD Thermal shutdown Temperature rising 150 °C TSDHYS Thermal shutdown hysteresis 14 °C LOGIC SIGNALS EN, FREQ VIN = 2.5 V to 6.0 V 2 VIH High level input voltage V only valid for EN, VIN = 2.5 V to 4.3 V 1.6 VIL Low level input voltage VIN = 2.5 V to 6.0 V 0.5 V IINLEAK Input leakage current EN = FREQ = GND 0.1 μA BOOST CONVERTER VIN + VS Boost output voltage 18.5 V 0.5 VFB Feedback regulation voltage 1.230 1.238 1.246 V gm Transconductance error amplifier 107 μA/V IFB Feedback input bias current VFB = 1.238 V 0.1 μA VIN = VGS = 5 V, ISW = current limit 0.13 0.18 rDS(on) N-channel MOSFET on-resistance Ω VIN = VGS = 3V, ISW = current limit 0.16 0.23 ISWLEAK SW leakage current EN = GND, VSW = VIN = 6.0V 2 μA ILIM N-Channel MOSFET current limit 3.2 4.0 4.8 A ISS Soft-start current VSS = 1.238 V 7 10 13 μA FREQ = VIN 0.9 1.2 1.5 MHz fS Oscillator frequency FREQ = GND 480 650 820 kHz Line regulation VIN = 2.5 V to 6.0 V, IOUT = 10 mA 0.0002 %/V Load regulation VIN = 5.0 V, IOUT = 1 mA to 1 A 0.11 %/A Copyright © 2008–2013, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: TPS61087 |
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