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TPS2561ADRC Fiches technique(PDF) 3 Page - Texas Instruments |
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TPS2561ADRC Fiches technique(HTML) 3 Page - Texas Instruments |
3 / 24 page TPS2560A TPS2561A www.ti.com SLVSB28 – DECEMBER 2011 RECOMMENDED OPERATING CONDITIONS MIN MAX UNIT VIN Input voltage, IN 2.5 6.5 V VENx TPS2560A 0 6.5 Enable voltage V VENx TPS2561A 0 6.5 VIH High-level input voltage on ENx or ENx 1.1 V VIL Low-level input voltage on ENx or ENx 0.66 IOUTx Continuous output current per channel, OUTx 0 2.5 A Continuous FAULTx sink current 0 10 mA TJ Operating virtual junction temperature –40 125 °C RILIM Recommended resistor limit range 20 187 k Ω ELECTRICAL CHARACTERISTICS over recommended operating conditions, V/ENx = 0 V, or VENx = VIN (unless otherwise noted) PARAMETER TEST CONDITIONS(1) MIN TYP MAX UNIT POWER SWITCH TJ = 25 °C 44 50 Static drain-source on-state rDS(on) m Ω resistance per channel, IN to OUTx –40 °C ≤TJ ≤125 °C 70 VIN = 6.5 V 2 3 4 tr Rise time, output VIN = 2.5 V 1 2 3 CLx = 1 μF, RLx = 100 Ω, ms (see Figure 2) VIN = 6.5 V 0.6 0.8 1.0 tf Fall time, output VIN = 2.5 V 0.4 0.6 0.8 ENABLE INPUT EN OR EN Enable pin turn on/off threshold 0.66 1.1 V Hysteresis 55(2) mV IEN Input current VENx = 0 V or 6.5 V, V/ENx = 0 V or 6.5 V –0.5 0.5 μA ton Turnon time 9 ms CLx = 1 μF, RLx = 100 Ω, (see Figure 2) toff Turnoff time 6 ms CURRENT LIMIT OUTx connected to GND RILIM = 24.3 kΩ±1% 2100 2300 2500 IOS Current-limit (see Figure 4) mA OUT1 and OUT2 connected to GND RILIM = 47.5 kΩ±1% 2100 2300 2500 tIOS Response time to short circuit VIN = 5.0 V (see Figure 3) 3.5(2) μs (1) Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately. (2) These parameters are provided for reference only, and do not constitute part of TI 's published specifications for purposes of TI's product warranty. Copyright © 2011, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): TPS2560A TPS2561A |
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