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TPS61070DDCR Datasheet(PDF) 3 Page - Texas Instruments |
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TPS61070DDCR Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 25 page  www.ti.com ELECTRICAL CHARACTERISTICS TPS61070, TPS61071 TPS61072, TPS61073 SLVS510B – JULY 2006 – REVISED MAY 2007 over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature range of 25 °C) (unless otherwise noted) DC/DC STAGE PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Minimum input voltage range for start-up RL = 270 Ω 1.1 1.2 (TPS61070, TPS61071, TPS61072) Minimum input voltage range for RL = 270 Ω 2.3 start-up (TPS61073) VI V Input voltage range, after start-up TA = 25°C 0.9 5.5 (TPS61070, TPS61071, TPS61072) Input voltage range, after start-up 2.3 5.5 (TPS61073) Output voltage range (TPS61070, 1.8 5.5 TPS61071, TPS61072) VO V Output voltage range (TPS61073) 2.3 5.5 V(FB) Feedback voltage 495 500 505 mV Oscillator frequency (TPS61070, 960 1200 1440 TPS61071, TPS61073) f kHz Oscillator frequency (TPS61072) 480 600 720 I(SW) Switch current limit VOUT= 3.3 V 500 600 700 mA Start-up current limit 0.5 × I SW mA Boost switch-on resistance VOUT= 3.3 V 480 m Ω Rectifying switch-on resistance VOUT= 3.3 V 600 m Ω Total accuracy (including line and 3% load regulation) Line regulation 1% Load regulation 1% Quiescent current VBAT 0.5 1 µA IO = 0 mA, V(EN) = VBAT = 1.2 V, (TPS61070, TPS61071, VOUT = 3.3 V, TA = 25°C VOUT 19 30 µA TPS61072) VBAT 1 1.5 µA Quiescent current IO = 0 mA, V(EN) = 1.8 V, VBAT = 2.4 V, (TPS61073) VOUT = 5 V, TA = 25°C VOUT 30 50 µA Shutdown current (TPS61070, V(EN) = 0 V, VBAT = 1.2 V, TA = 25°C 0.05 0.5 µA TPS61071, TPS61072) Shutdown current (TPS61073) V(EN) = 0 V, VBAT = 3.6 V, TA = 25°C 0.05 1.5 µA CONTROL STAGE PARAMETER TEST CONDITIONS MIN TYP MAX UNIT V(UVLO) Undervoltage lockout threshold V(BAT) voltage decreasing 0.8 V EN input low voltage 0.2 × VBAT (TPS61070, TPS61071, TPS61072) VIL EN input low voltage (TPS61073) 0.4 V EN input high voltage 0.8 × VBAT (TPS61070, TPS61071, TPS61072) VIH EN input high voltage (TPS61073) 1.2 V EN input current Clamped on GND or VBAT 0.01 0.1 µA (TPS61070, TPS61071, TPS61072) EN input current (TPS61073) Clamped on GND or VBAT 0.01 0.3 µA Overtemperature protection 140 °C Overtemperature hysteresis 20 °C 3 Submit Documentation Feedback |
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