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TPS3808G12DRVRG4 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS3808G12DRVRG4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 21 page www.ti.com ELECTRICAL CHARACTERISTICS TPS3808 SBVS050F – MAY 2004 – REVISED OCTOBER 2006 1.8V ≤ V DD ≤ 6.5V, RLRESET = 100kΩ, CLRESET = 50pF, over operating temperature range (TJ = –40°C to +125°C), unless otherwise noted. Typical values are at T J = +25°C. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VDD Input supply range 1.8 6.5 V VDD = 3.3V, RESET not asserted 2.4 5.0 µA MR, RESET, CT open IDD Supply current (current into VDD pin) VDD = 6.5V, RESET not asserted 2.7 6.0 µA MR, RESET, CT open 1.3V ≤ V DD < 1.8V, IOL = 0.4mA 0.3 V VOL Low-level output voltage 1.8V ≤ V DD ≤ 6.5V, IOL = 1.0mA 0.4 V Power-up reset voltage(1) VOL (max) = 0.2V, IRESET = 15µA 0.8 V TPS3808G01 –2.0 ±1.0 +2.0 VIT ≤ 3.3V –1.5 ±0.5 +1.5 Negative-going VIT input threshold 3.3V < VIT ≤ 5.0V –2.0 ±1.0 +2.0 % accuracy VIT ≤ 3.3V –40 °C < T J < +85°C –1.25 ±0.5 +1.25 3.3V < VIT ≤ 5.0V –40 °C < T J < +85°C –1.5 ±0.5 +1.5 TPS3808G01 1.5 3.0 VHYS Hysteresis on VIT pin –40 °C < T J < +85°C 1.0 2.0 %VIT Fixed versions 1.0 2.5 RMR MR Internal pull-up resistance 70 90 k Ω TPS3808G01 VSENSE = VIT –25 25 nA Input current at ISENSE SENSE pin Fixed versions VSENSE = 6.5V 1.7 µA IOH RESET leakage current VRESET = 6.5V, RESET not asserted 300 nA CT pin VIN = 0V to VDD 5 Input capacitance, CIN pF any pin Other pins VIN = 0V to 6.5V 5 VIL MR logic low input 0.3 VDD V VIH MR logic high input 0.7 VDD SENSE VIH = 1.05VIT, VIL = 0.95VIT 20 Maximum transient tw µs duration MR VIH = 0.7VDD, VIL = 0.3VDD 0.001 CT = Open 12 20 28 ms CT = VDD 180 300 420 ms td RESET delay time See timing diagram CT = 100pF 0.75 1.25 1.75 ms CT = 180nF 0.7 1.2 1.7 s Propagation delay MR to RESET VIH = 0.7VDD, VIL = 0.3VDD 150 ns tpHL High to low level SENSE to RESET VIH = 1.05VIT, VIL = 0.95VIT 20 µs RESET delay θ JA Thermal resistance, junction-to-ambient 290 °C/W (1) The lowest supply voltage (VDD) at which RESET becomes active. Trise(VDD) ≥ 15µs/V. 3 Submit Documentation Feedback |
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