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BQ24380 Datasheet(PDF) 6 Page - Texas Instruments |
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BQ24380 Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 24 page  t CHK(SC) t SStart t SStop t REC(SC) t SStart t DGL(BVOVP) t PD(OVP) t DGL(PGOOD) t REC(OVP) 5 4 2 4 6 7 2 2 1 3 Input Voltage Output Voltage CE UVLO FAULT Output Current Battery Voltage V OVP V OVP hys(OVP) -V V O(REG) V O(REG) I O(SC) BV BV -V (OVP) (OVP) hys(BVOVP) bq24380, bq24381, bq24382 SLUS805C – APRIL 2008 – REVISED AUGUST 2015 www.ti.com 6.6 Timing Requirements MIN NOM MAX UNIT IN CE = LO or HI. Time measured from Deglitch time, input power detected tDGL(PGOOD) 8 ms status VIN 0 V → 5 V 1-μs rise-time INPUT OVERVOLTAGE PROTECTION tPD(OVP) (1) Input OV propagation delay VIN: 5 V → 10 V 200 ns CE = LO. Time measured from Recovery time from input overvoltage tREC(OVP) 8 ms condition V IN: 7 V → 5 V, 1-μs fall-time BATTERY OVERVOLTAGE PROTECTION VIN > 4.5 V, CE = LO, Time measured Deglitch time, battery overvoltage tDGL(BVovp) from VVSAT rising from 4.1 V to 4.4 V 176 μs detected to FAULT going low. (1) Not tested. Specified by design 1. Short-circuit during start-up 2. Normal start-up condition 3. Battery overvoltage event 4. VUVLO < VIN < V(OREG) – VOUT tracks VIN 5. Input overvoltage event 6. Input below UVLO 7. High-current event during normal operation Figure 1. Timing Diagram 6 Submit Documentation Feedback Copyright © 2008–2015, Texas Instruments Incorporated Product Folder Links: bq24380 bq24381 bq24382 |
Similar Part No. - BQ24380_15 |
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Similar Description - BQ24380_15 |
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