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TPS2340APFPG4 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS2340APFPG4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 27 page TPS2340A SLUS528A – MARCH 2002 – REVISED AUGUST 2002 3 www.ti.com electrical characteristics over recommended operating temperature range, P12VINA = P12VINB = 12 V, V5IN = 5 V, DIGVCC = 3.3 V, M12VINA = M12VINB = –12 V, 3VAUXI = 3.3 V, all outputs unloaded, TA = TJ (unless otherwise noted) (continued) 12-V Supply PARAMETER TEST CONDITIONS MIN TYP MAX UNIT +12-V Internal NMOS on-resistance PWREN = HIGH, ID = 0.5 A TA = TJ = 25°C 0.18 0.3 Ω +12 V Internal NMOS on resistance PWREN = HIGH, ID = 0.5 A 0.4 Ω –12-V Internal NMOS on-resistance PWREN = HIGH, ID = 0.1 A TA = TJ = 25°C 0.5 0.75 Ω 12 V Internal NMOS on resistance PWREN = HIGH, ID = 0.1 A 0.9 Ω +12-V overcurrent threshold ROCSET = 6.04 kΩ 0.83 1.00 1.17 A –12-V overcurrent threshold ROCSET = 6.04 kΩ 0.12 0.19 0.25 A P12VOA, P12VOB fault threshold voltage After P12VG and 5V3VG good 9.50 10.80 11.15 V P12VOA, P12VOB voltage fault minimum captured pulse time 75 135 ns M12VGA, M12VGB gate charge current –25 –20 –14.5 µA M12VGA, M12VGB gate discharge current 200 mA P12VGA, P12VGB, charge current Derived from charge pump 1.0 4.0 8.5 µA P12VGA, P12VGB, discharge current 100 mA P12VGA, P12VGB good threshold P12VIN = 12 V 19 20.5 22 V T rn on time PWREN = HIGH to M12VO = –10.4 V, CM12VG = 0.022 µF, RL = 120 Ω CM12VO = 50 µF 15 20 ms Turn-on time PWREN = HIGH to P12VO = 11.4 V, C12PVG = 0.022 µF, RL = 24 Ω CP12VO = 200 µF 60 75 ms Turn off time PWREN = LOW to P12VO = 0.6 V, CP12VG = 0.022 µF 1.5 3.5 µs Turn-off time PWREN = LOW to M12VO = –0.6 V, CM12VG = 0.022 µF 1.5 3.5 µs M12VO bleed current –20 –5 mA P12VO bleed current 5 10 mA input/output control PARAMETER TEST CONDITIONS MIN TYP MAX UNIT P12VIN supply current P12VIN = 12 V 1 2 mA V5IN supply current V5IN = 5 V 1.00 2.75 mA DIGVCC supply current DIGVCC = 3.3 V 500 2000 M12VIN supply current M12VIN –12 V 250 2000 µA 3VAUXI supply current 3VAUXI = 3.3 V 200 2000 µA Overcurrent fault response time 500 960 ns DIGVCC start-up threshold voltage 2.60 2.80 2.95 DIGVCC stop threshold voltage 2.40 2.55 2.80 V5IN start-up threshold voltage 4.2 4.4 4.6 V V5IN stop threshold voltage 3.8 4.0 4.4 V P12VIN start-up threshold voltage 10.2 10.3 11.2 P12VIN stop threshold voltage 9.5 9.4 10.6 |
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