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TPS3617-50DGKR Datasheet(PDF) 3 Page - Texas Instruments |
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TPS3617-50DGKR Datasheet(HTML) 3 Page - Texas Instruments |
3 / 17 page www.ti.com ELECTRICAL CHARACTERISTICS TPS3617 TPS3618 SLVS339D – DECEMBER 2000 – REVISED DECEMBER 2006 1.65 V ≤ V DD≤ 5.5 V, RLRESET = 1 MΩ, CLRESET = 50 pF, over operating temperature range (TJ = –40°C to +85°C), unless otherwise noted. Typical values are at T J = +25°C. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VDD Input supply range 1.65 5.5 V VOUT = VDD 40 IDD VDD supply current µA VOUT = VBAT 40 VBAT Battery supply range 1.5 5.5 V VOUT = VDD –0.1 0.1 IBAT VBAT supply current µ A VOUT = VBAT 0.5 Slew rate at VDD or VBAT 1 V/ µs VI Input volrage, any input 0 VDD + 0.3 V VDD = 1.8 V, IOH = –400 µA VDD – 0.2 RESET VDD = 3.3 V, IOH = –2 mA, VDD – 0.4 VDD = 5 V, IOH = –3 mA VOH High-level output voltage V VDD = 1.8 V, IOH = –20 µA VDD – 0.3 PFO VDD = 3.3 V, IOH = –80 µA, VDD – 0.4 VDD = 5 V, IOH = –120 µA VDD = 1.8 V, IOL = 400 µA 0.2 VOL Low-level output voltage RESET PFO V VDD = 3.3 V, IOL = 2 mA, 0.4 VDD = 5 V, IOL = 3 mA VBAT > 1.1 V, or VDD > 1.1 V, VRES Power-up reset voltage (1) 0.4 V IOL = 20 µA IO = 8.5 mA,VDD = 1.8 V, VBAT = 0 V VDD – 0.050 Normal mode IO = 125 mA,VDD = 3.3 V, VBAT = 0 V VDD – 0.150 VOUT IO = 200 mA,VDD = 5 V, VBAT = 0 V VDD – 0.200 V IO = 0.5 mA,VBAT = 1.5 V, VDD = 0 V VBAT – 0.200 Battery-backup mode IO = 7.5 mA,VBAT = 3.3 V, VDD = 0 V VBAT – 0.113 VDD to VOUT on-resistance VDD = 5 V 0.6 1 RDS(on) Ω VBAT to VOUT on-resistance VBAT = 3.3 V 8 15 IO Continuous output current at VOUT 300 mA VIT TPS3617-50 4.46 4.55 V Negative-going input TA = –40°C to +85°C threshold voltage (2) VPFI PFI 1.13 1.15 1.17 V 1.65 V < VIT < 2.5 V 20 VIT hysteresis 2.5 V < VIT < 3.5 V 40 VHYS 3.5 V < VIT < 5.5 V 60 mV PFI hysteresis 12 VBSW hysteresis (3) VDD = 1.8 V 55 VIH WDI high-level input voltage 0.7 x VDD VIL WDI low-level input voltage 0.3 x VDD IIH WDI high-level input current (4) WDI = VDD = 5 V 150 µA IIL WDI low-level input current (4) WDI = 0 V, VDD = 5 V –150 µA WDI input transition rise and fall rate, ∆t/∆V 100 ns/V II PFI input current PFI voltage < VDD –25 25 nA PFO = 0 V, VDD = 1.8 V –0.3 IOS PFO short-circuit current PFO = 0 V, VDD = 3.3 V –1.1 mA PFO = 0 V, VDD = 5 V –2.4 (1) The lowest supply voltage at which RESET becomes active. tr, VDD ≥ 15 µs/V. (2) To ensure the best stability of the threshold voltage, a bypass capacitor (ceramic, 0.1 µF) should be placed near the supply terminals. (3) For VDD < 1.6 V, VOUT switches to VBAT regardless of VBAT. (4) For details on how to optimize current consumption when using WDI, refer to the Watchdog section of this data sheet. 3 Submit Documentation Feedback |
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