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TPS3808G30QDBVRQ1 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS3808G30QDBVRQ1 Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 20 page  TPS3808-Q1 www.ti.com SBVS085H – JANUARY 2007 – REVISED JUNE 2012 ELECTRICAL CHARACTERISTICS 1.8 V ≤ VDD ≤ 6.5 V, RLRESET = 100 kΩ, CLRESET = 50 pF, over operating temperature range (TJ = –40°C to 125°C) (unless otherwise noted), typical values at TJ = 25°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VDD Input supply range 1.8 6.5 V VDD = 3.3 V, RESET not asserted, MR, RESET, CT open 2.4 5 IDD Supply current (into VDD pin) μA VDD = 6.5 V, RESET not asserted, MR, RESET, CT open 2.7 6 1.3 V ≤ VDD < 1.8 V, IOL = 0.4 mA 0.3 VOL Low-level output voltage V 1.8 V ≤ VDD ≤ 6.5 V, IOL = 1 mA 0.4 Power-up reset voltage(1) VOL (max) = 0.2 V, I RESET = 15 μA 0.8 V TPS3808G01 –2 ±1 +2 VIT ≤ 3.3 V –1.5 ±0.5 +1.5 Negative-going input VIT 3.3 V < VIT ≤ 5 V –2 ±1 +2 % threshold accuracy VIT ≤ 3.3 V –1.25 ±0.5 +1.25 –40°C < TJ < 85°C 3.3 V < VIT ≤ 5 V –1.5 ±0.5 +1.5 TPS3808G01 1.5 3 VHYS Hysteresis on VIT pin –40°C < TJ < 85°C 1 2 %VIT 1 2.5 RMR MR internal pullup resistance VSENSE = VIT 70 90 k Ω TPS3808G01 –25 25 nA ISENSE Input current at SENSE pin VSENSE = 6.5 V 1.7 μA IOH RESET leakage current V RESET = 6.5 V, RESET not asserted 300 nA CT pin VIN = 0 V to VDD 5 CIN Input capacitance, any pin pF Other pins VIN = 0 V to 6.5 V 5 VIL MR logic low input 0 0.3 VDD V VIH MR logic high input 0.7 VDD VDD V SENSE VIH = 1.05 VIT, VIL = 0.95 VIT 20 tw Maximum transient duration μs MR VIH = 0.7 VDD, VIL = 0.3 VDD 0.001 CT = Open 12 20 28 CT = VDD 180 300 420 ms td RESET delay time See timing diagram CT = 100 pF 0.75 1.25 1.75 CT = 180 nF 0.7 1.2 1.7 s Propagation delay MR to RESET VIH = 0.7 VDD, VIL = 0.3 VDD 150 ns tpHL High-level to low-level SENSE to RESET VIH = 1.05 VIT, VIL = 0.95 VIT 20 μs RESET delay Thermal resistance, θJA 290 °C/W junction to ambient (1) Power-up reset voltage is the lowest supply voltage (VDD) at which RESET becomes active (trise(VDD) ≥ 15 μs/V). Copyright © 2007–2012, Texas Instruments Incorporated 3 |
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