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TPS70302PWP Datasheet(PDF) 6 Page - Texas Instruments |
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TPS70302PWP Datasheet(HTML) 6 Page - Texas Instruments |
6 / 46 page TPS70345, TPS70348 TPS70351, TPS70358 TPS70302 SLVS285H – AUGUST 2000 – REVISED APRIL 2010 www.ti.com ELECTRICAL CHARACTERISTICS (continued) Over recommended operating junction temperature range (TJ = –40°C to +125°C), VIN1 or VIN2 = VOUTX(nom) + 1V, IOUTX = 1mA, EN = 0V, COUT1 = 22mF, and COUT2 = 47mF (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT PG Terminal Minimum input voltage for valid PG I(PG) = 300 mA, V(PG1) ≤ 0.8 V 1.0 1.3 V Trip threshold voltage VO decreasing 92 95 98 %VOUT Hysteresis voltage Measured at VO 0.5 %VOUT tr(PG1) Rising edge deglitch 30 ms Output low voltage VIN = 2.7 V, I(PG) = 1 mA 0.15 0.4 V Leakage current V(PG1) = 6 V 1 mA EN Terminal High-level EN input voltage 2 V Low-level EN input voltage 0.7 V Input current (EN) –1 1 mA SEQ Terminal High-level SEQ input voltage 2 V Low-level SEQ input voltage 0.7 V SEQ pull-up current source 6 mA MR1/MR2 Terminal High-level input voltage 2 V Low-level input voltage 0.7 V Pull-up current source 6 mA VOUT2 Terminal VOUT2 UV comparator: positive-going input threshold voltage at VOUT1 UV 80 83 86 %VOUT comparator %VOUT, VOUT2 UV comparator: hysteresis 3 mV VOUT2 UV comparator: falling edge VSENSE2 decreasing below threshold 140 ms deglitch Peak output current 2 ms pulse width 3 A Discharge transistor current VOUT2 = 1.5 V 7.5 mA 6 Submit Documentation Feedback Copyright © 2000–2010, Texas Instruments Incorporated |
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