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TPS2511 Fiches technique(PDF) 3 Page - Texas Instruments |
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TPS2511 Fiches technique(HTML) 3 Page - Texas Instruments |
3 / 28 page TPS2511 www.ti.com SLUSB18 – JUNE 2012 RECOMMENDED OPERATING CONDITIONS voltages are referenced to GND (unless otherwise noted), positive current are into pins. MIN MAX UNIT VIN Input voltage of IN 4.5 5.5 VCS Input voltage of CS 0 5.5 VEN Input voltage of EN 0 5.5 V VDP DP data line input voltage 0 5.5 VDM DM data line input voltage 0 5.5 IDP Continuous sink/source current ±10 IDM Continuous sink/source current ±10 mA ICS Continuous sink current 2 IOUT Continuous output current of OUT 2.2 A RILIM_SET A resistor of current-limit, ILIM_SET to GND 16.9 750 k Ω TJ Operating junction temperature -40 125 º C ELECTRICAL CHARACTERISTICS Conditions are –40°C ≤ (TJ = TA) ≤ 125°C, 4.5 V ≤ VIN ≤ 5.5 V, VEN = VIN and RILIM_SET = 22.1 kΩ. Positive current are into pins. Typical values are at 25°C. All voltages are with respect to GND (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT POWER SWITCH IOUT = 2 A 70 120 Static drain-source on-state RDS(on) IOUT = 2 A, –40ºC ≤ (TJ =TA) ≤ 85ºC 70 105 m Ω resistance IOUT = 2 A, TJ =TA = 25ºC 70 84 CL = 1 µF, RL = 100 Ω, VIN = 5 V see tr OUT voltage rise time 1.0 1.5 Figure 1, Figure 3 ms CL = 1 µF, RL = 100 Ω, VIN = 5 V see tf OUT voltage fall time 0.2 0.35 0.5 Figure 1, Figure 3 IREV Reverse leakage current VOUT = 5.5 V, VIN = VEN = 0 V 0.01 2 µA DISCHARGE RDCHG Discharge resistance VOUT = 4 V 400 500 630 Ω CURRENT LIMIT RILIM_SET = 44.2 kΩ 1060 1160 1270 IOS OUT short-circuit current limit RILIM_SET = 22.1 kΩ 2110 2300 2550 mA RILIM_SET = 16.9 kΩ 2760 3025 3330 VIN = 5.0 V, RL = 50 mΩ, 2 inches lead tIOS Short-circuit response time(1) 1.5 µs length, See Figure 4 HICCUP MODE VOUT_SHORT OUT voltage threshold of going VIN = 5.0 V, RILIIM_SET = 210 kΩ 3.6 3.8 4.1 V into hiccup mode tOS_DEG On time of hiccup mode(1) VIN = 5.0 V, RL = 0 16 ms tSC_TURN_OFF Off time of hiccup mode(1) VIN = 5.0 V, RL = 0 12 s UNDERVOLTAGE LOCKOUT VUVLO IN UVLO threshold voltage, rising 3.9 4.1 4.3 V Hysteresis(1) 100 mV SUPPLY CURRENT VEN = 0 V, VIN = 5.5 V, IIN_OFF Disabled, IN supply current 0.1 2 –40ºC ≤ TJ ≤ 85ºC µA IIN_ON Enabled, IN supply current VEN = VIN, RILIM_SET = 210 kΩ 180 230 (1) Specified by design. Not production tested. Copyright © 2012, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s) :TPS2511 |
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