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TPS826745SIPT Datasheet(PDF) 4 Page - Texas Instruments |
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TPS826745SIPT Datasheet(HTML) 4 Page - Texas Instruments |
4 / 27 page TPS82670, TPS82671, TPS82672, TPS82673, TPS82674 TPS82675, TPS82676, TPS82677, TPS826711, TPS826745, TPS826765 SLVSAI0F – OCTOBER 2010 – REVISED NOVEMBER 2012 www.ti.com ELECTRICAL CHARACTERISTICS Minimum and maximum values are at VIN = 2.3V to 5.5V, VOUT = 1.8V, EN = 1.8V, AUTO mode and TA = –40°C to 85°C; Circuit of Parameter Measurement Information section (unless otherwise noted). Typical values are at VIN = 3.6V, VOUT = 1.8V, EN = 1.8V, AUTO mode and TA = 25°C (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY CURRENT IO = 0mA. Device not switching 17 40 μA IQ Operating quiescent current IO = 0mA. PWM operation 5.8 mA ISD Shutdown current EN = GND 0.5 5 μA UVLO Undervoltage lockout threshold 2.05 2.1 V PROTECTION Thermal shutdown 140 °C Thermal shutdown hysteresis 10 °C ILIM Peak Input Current Limit 1100 mA Input current limit under short-circuit ISC VO shorted to ground 13.5 mA conditions ENABLE, MODE VIH High-level input voltage 1.0 V VIL Low-level input voltage 0.4 V Ilkg Input leakage current Input connected to GND or VIN 0.01 1.5 μA OSCILLATOR fSW Oscillator frequency IO = 0mA. PWM operation 4.9 5.45 6.0 MHz OUTPUT TPS82670 2.5V ≤ VI ≤ 4.8V, 0mA ≤ IO ≤ 600 mA 0.98×VNOM VNOM 1.03×VNOM V TPS82671 PFM/PWM operation TPS826711 2.5V ≤ VI ≤ 5.5V, 0mA ≤ IO ≤ 600 mA TPS82672 0.98×VNOM VNOM 1.04×VNOM V PFM/PWM operation TPS82673 TPS82674 TPS826745 Regulated DC 2.5V ≤ VI ≤ 5.5V, 0mA ≤ IO ≤ 600 mA TPS82675 VOUT 0.98×VNOM VNOM 1.02×VNOM V output voltage PWM operation TPS82676 TPS626765 2.5V ≤ VI ≤ 4.8V, 0mA ≤ IO ≤ 600 mA 0.98×VNOM VNOM 1.04×VNOM V PFM/PWM operation TPS82677 TPS82678 2.5V ≤ VI ≤ 5.5V, 0mA ≤ IO ≤ 600 mA 0.98×VNOM VNOM 1.02×VNOM V PWM operation Line regulation VI = VO + 0.5V (min 2.5V) to 5.5V, IO = 200 mA 0.23 %/V Load regulation IO = 0mA to 600 mA. PWM operation –0.00085 %/mA Feedback input resistance 480 k Ω TPS82671 IO = 1mA, VO = 1.8V 19 mVPP TPS826711 TPS82673 TPS82674 IO = 1mA, VO = 1.2V 16 mVPP TPS826745 Power-save mode TPS82675 ΔVO ripple voltage TPS82676 IO = 1mA, VO = 1.1V 16 mVPP TPS826765 IO = 1mA, VO = 1.05V 16 mVPP TPS82677 IO = 1mA, VO = 1.2V 25 mVPP TPS82678 IO = 1mA, VO = 1.35V 25 mVPP TPS82671 Start-up time IO = 0mA, Time from active EN to VO 120 μs TPS826711 Discharge resistor rDIS for power-down Devices featuring active discharge 70 150 Ω sequence 4 Submit Documentation Feedback Copyright © 2010–2012, Texas Instruments Incorporated Product Folder Links: TPS82670 TPS82671 TPS82672 TPS82673 TPS82674 TPS82675 TPS82676 TPS82677 TPS826711 TPS826745 TPS826765 |
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