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TPS2480 Datasheet(PDF) 5 Page - Texas Instruments |
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TPS2480 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 54 page TPS2480 TPS2481 www.ti.com SLUS939A – APRIL 2010 – REVISED JUNE 2010 ELECTRICAL CHARACTERISTICS (continued) over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Power Good Output (PG) IPG = 2 mA 0.1 0.25 VPG_L Low voltage (sinking) IPG = 4 mA 0.25 0.5 PG threshold voltage; VOUT VPGTL VSENSE = VVCC; measure V(VCC-OUT) 0.8 1.25 1.7 rising; PG goes open drain V PG threshold voltage; VOUT VPGTH VSENSE = VVCC; measure V(VCC-OUT) 2.2 2.7 3.2 falling; PG goes low PG threshold hysteresis VHYST_PG VSENSE = VVCC 1.4 voltage; V(SENSE-OUT) PG deglitch delay; detection tDPG to output; rising and falling VSENSE = VVCC 5 9 15 ms edges Leakage current; PG false; open drain 10 mA Output Voltage Feedback Input (OUT) VOUT = VVCC, VEN = Hi; sinking 8 20 IOUT Bias current mA VOUT = GND; VEN = Lo; sourcing 18 40 Enable Input (EN) VEN_H Threshold VEN going high 1.32 1.35 1.38 V VEN_L Threshold VEN going low 1.20 1.25 1.30 VEN hysteresis 100 mV Leakage current VEN = 30 V 1 mA Input Supply UVLO (VCC) VVCC turn on Rising 8.4 8.8 V VVCC turn off Falling 7.2 8.3 Hysteresis 75 mV Digital Inputs (SDA in input mode, SCL, A0, A1 ) CIN Input capacitance 3 pF ILEAKAGE Input leakage current 0 < VIN < VS 0.1 1 mA VIN HI Logic Hi input level 0.7(VS) 6 VINLO Logic low input level -0.3 0.3(VS) V VHYS Hysteresis 0.5 Open Drain Digital Output (SDA) VLO SDA Low Output Sinking 5 mA 0.15 0.4 V ILEAKAGE High level leakage current VOUT = VS 0.1 1.0 mA Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TPS2480 TPS2481 |
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