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TPS61259YFFT Datasheet(PDF) 7 Page - Texas Instruments |
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TPS61259YFFT Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 35 page  7 TPS61253, TPS61254, TPS61256, TPS61258, TPS61259, TPS612592 www.ti.com SLVSAG8F – SEPTEMBER 2011 – REVISED MARCH 2016 Product Folder Links: TPS61253 TPS61254 TPS61256 TPS61258 TPS61259 TPS612592 Submit Documentation Feedback Copyright © 2011–2016, Texas Instruments Incorporated Electrical Characteristics (continued) Minimum and maximum values are at VIN = 2.3V to 5.5V, EN = 1.8V, TA = –40°C to 85°C; Circuit of Parameter Measurement Information section (unless otherwise noted). Typical values are at VIN = 3.6V, EN = 1.8V, TA = 25°C (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER SWITCH rDS(on) High-side MOSFET on resistance 170 m Ω Low-side MOSFET on resistance 100 Ilkg Reverse leakage current into VOUT EN = GND, BP = GND 3.5 µA ILIM Switch valley current limit TPS61253 TPS61258 TPS61259 TPS612592 EN = VIN, BP = GND. Open Loop 3300 3620 3900 mA TPS61254 TPS61256 TPS61257 EN = VIN, BP = GND. Open Loop 1900 2150 2400 Pre-charge mode current limit (linear mode) EN = GND, BP = VIN 165 215 265 mA Overtemperature protection 140 °C Overtemperature hysteresis 20 °C OSCILLATOR fOSC Oscillator frequency VIN = 3.6V VOUT = 4.5V 3.5 MHz TIMING Start-up time TPS6125x BP = GND, IOUT = 0mA. Time from active EN to start switching 70 µs TPS61253 TPS61254 TPS61256 TPS61258 TPS61259 TPS612592 BP = GND, IOUT = 0mA. Time from active EN to VOUT 400 µs |
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