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BQ27441-G1 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ27441-G1 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 22 page  Active REGIN GPOUT * VDD State SHUTDOWN WAKE-UP tSHUP tSHDN tWUVDD WAKE-UP Off Active * GPOUT is configured as an input for wake-up signaling. SHUTDOWN SHUTDOWN_ ENABLE I2C Bus tPUCD tPUCD tVDD bq27441-G1 SLUSBH1A – NOVEMBER 2013 – REVISED JANUARY 2014 www.ti.com LDO REGULATOR, WAKE-UP AND AUTO-SHUTDOWN AC CHARACTERISTICS TA = –40°C to 85°C, typical values at TA = 30°C and VREGIN = 3.6 V (unless otherwise noted)(Force Note1) (1) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Time delay from SHUTDOWN tSHDN (1) SHUTDOWN Entry Time 250 ms command to LDO output disable. Minimum low time of GPOUT (input) tSHUP (1) SHUTDOWN GPOUT Low time 10 μs in SHUTDOWN before WAKEUP tVDD (1) Initial VDD Output delay 13 ms Time delay from rising edge of tWUVDD (1) Wake-up VDD Output delay GPOUT (input) to nominal VDD 8 ms output. Time delay from rising edge of tPUCD Power-up communication delay REGIN to the Active state. Includes 250 ms firmware initialization time. (1) Specified by design. Not production tested. SHUTDOWN and WAKE-UP Timing Figure 1. SHUTDOWN and WAKE-UP Timing Diagram 6 Submit Documentation Feedback Copyright © 2013–2014, Texas Instruments Incorporated Product Folder Links: bq27441-G1 |
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