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BQ34Z651DBTR Datasheet(PDF) 8 Page - Texas Instruments |
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BQ34Z651DBTR Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 29 page  bq34z651 SLUSAL7 – AUGUST 2011 www.ti.com ELECTRICAL CHARACTERISTICS Over operating free-air temperature range (unless otherwise noted), TA = –40°C to 85°C, V(REG25) = 2.41 V to 2.59 V, V(BAT) = 14 V, C(REG25) = 1 µF, C(REG33) = 2.2 µF; typical values at TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY CURRENT I(NORMAL) Firmware running 550 µA I(SLEEP) Sleep Mode CHG FET on; DSG FET on 124 µA CHG FET off; DSG FET on 90 µA CHG FET off; DSG FET off 52 µA I(SHUTDOWN) Shutdown Mode 0.1 1 µA SHUTDOWN WAKE; TA = 25°C (unless otherwise noted) I(PACK) Shutdown exit at VSTARTUP threshold 1 µA SRx WAKE FROM SLEEP; TA = 25°C (unless otherwise noted) Positive or negative wake threshold V(WAKE) with 1.00 mV, 2.25 mV, 4.5 mV and 9 1.25 10 mV mV programmable options V (WAKE) = 1 mV; –0.7 0.7 I(WAKE)= 0, RSNS1 = 0, RSNS0 = 1; V(WAKE) = 2.25 mV; I(WAKE) = 1, RSNS1 = 0, RSNS0 = 1; –0.8 0.8 I(WAKE) = 0, RSNS1 = 1, RSNS0 = 0; V(WAKE_ACR) Accuracy of V(WAKE) mV V(WAKE) = 4.5 mV; I(WAKE) = 1, RSNS1 = 1, RSNS0 = 1; –1.0 1.0 I(WAKE) = 0, RSNS1 = 1, RSNS0 = 0; V(WAKE) = 9 mV; –1.4 1.4 I(WAKE) = 1, RSNS1 = 1, RSNS0 = 1; V(WAKE_TCO) Temperature drift of V(WAKE) accuracy 0.5 %/ °C Time from application of current and t(WAKE) 1 10 ms wake of bq34z651 WATCHDOG TIMER tWDTINT Watchdog start up detect time 250 500 1000 ms tWDWT Watchdog detect time 50 100 150 µs 2.5V LDO; I(REG33OUT) = 0 mA; TA = 25°C (unless otherwise noted) 4.5 < VCC or BAT < 25 V; V(REG25) Regulator output voltage I(REG25OUT) ≤ 16 mA; 2.41 2.5 2.59 V TA = –40°C to 100°C Regulator output change with I(REG25OUT) = 2 mA; ΔV(REG25TEMP) ±0.2 % temperature TA = –40°C to 100°C 5.4 < VCC or BAT < 25 V; ΔV(REG25LINE) Line regulation 3 10 mV I(REG25OUT) = 2 mA 0.2 mA ≤ I(REG25OUT) ≤ 2 mA 7 25 ΔV(REG25LOAD) Load Regulation mV 0.2 mA ≤ I(REG25OUT) ≤ 16 mA 25 50 Drawing current until I(REG25MAX) Current Limit 5 40 75 mA REG25 = 2 V to 0 V 3.3V LDO; I(REG25OUT) = 0 mA; TA = 25°C (unless otherwise noted) 4.5 < VCC or BAT < 25 V; V(REG33) Regulator output voltage I(REG33OUT) ≤ 25 mA; 3 3.3 3.6 V TA = –40°C to 100°C Regulator output change with I(REG33OUT) = 2 mA; ΔV(REG33TEMP) ±0.2 % temperature TA = –40°C to 100°C 5.4 < VCC or BAT < 25 V; ΔV(REG33LINE) Line regulation 3 10 mV I(REG33OUT) = 2 mA 0.2 mA ≤ I(REG33OUT) ≤ 2 mA 7 17 ΔV(REG33LOAD) Load Regulation mV 0.2 mA ≤ I(REG33OUT) ≤ 25 mA 40 100 Drawing current until REG33 = 3 V 25 100 145 I(REG33MAX) Current Limit mA Short REG33 to VSS, REG33 = 0 V 12 65 THERMISTOR DRIVE V(TOUT) Output voltage I(TOUT) = 0 mA; TA = 25°C V(REG25) V I(TOUT) = 1 mA; RDS(on) = (V(REG25) – RDS(on) TOUT pass element resistance 50 100 Ω V(TOUT) )/ 1 mA; TA = –40°C to 100°C 8 Copyright © 2011, Texas Instruments Incorporated |
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