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BQ3055DBT Datasheet(PDF) 8 Page - Texas Instruments |
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BQ3055DBT Datasheet(HTML) 8 Page - Texas Instruments |
8 / 23 page bq3055 SLUSA91A – OCTOBER 2010 – REVISED JANUARY 2012 www.ti.com ELECTRICAL CHARACTERISTICS: CHG, DSG FET Drive Typical values stated where TA = 25 ºC and VCC = 14.4 V, Min/Max values stated where TA= –40ºC to 85ºC and VCC = 3.8 V to 25 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VO(FETONDSG) = V(DSG) – VPACK, VGS 8.0 9.7 12 V connect 10 M Ω, VCC 3.8 V to 8.4 V VO(FETONDSG) = V(DSG) – VPACK, VGS 9.0 11 12 V connect 10 M Ω, VCC > 8.4 V Output voltage, charge, and V(FETON) discharge FETs on VO(FETONCHG) = V(CHG) – VBAT, VGS 8.0 9.7 12 V connect 10 M Ω, VCC 3.8 V to 8.4 V VO(FETONCHG) = V(CHG) – VBAT, VGS 9.0 11 12 V connect 10 M Ω, VCC > 8.4 V VO(FETOFFDSG) = V(DSG) – VPACK –0.4 0.4 V Output voltage, charge and V(FETOFF) discharge FETs off VO(FETOFFCHG) = V(CHG) – VBAT –0.4 0.4 V CL= 4700 pF RG= 5.1 kΩ VCC < 8.4 800 1400 μs VDSG: VBAT to VBAT + 4 V VCHG: VPACK to VPACK + 4 V tr Rise time CL = 4700 pF RG = 5.1 kΩ VCC > 8.4 200 500 μs VDSG: VBAT to VBAT + 4 V VCHG: VPACK to VPACK + 4 V CL = 4700 pF RG = 5.1 kΩ VDSG: VBAT + VO(FETONDSG) to VBAT tf Fall time 80 200 μs + 1 V VCHG: VPACK + VO(FETONCHG) to VPACK + 1 V ELECTRICAL CHARACTERISTICS: PCHG FET Drive Typical values stated where TA = 25 ºC and VCC = 14.4 V, Min/Max values stated where TA= –40ºC to 85ºC and VCC = 3.8 V to 25 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VPU_PCHG PCHG Pull-Up Voltage VCC V VOL_PCHG PCHG Output Voltage Low IOL = 1 mA 0.3 V ELECTRICAL CHARACTERISTICS: FUSE Typical values stated where TA = 25 ºC and VCC = 14.4 V, Min/Max values stated where TA= –40ºC to 85ºC and VCC = 3.8 V to 25 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VCC = 3.8 V to 9 V 2.4 8.5 V VOH(FUSE) High Level FUSE Output VCC = 9 V to 25 V 7 8 9 V 2.8 V VIH(FUSE) Weak pull-up current in off state(1) 100 nA CL = 1 nF, VCC = 9 V to 25 V, tR(FUSE) FUSE Output Rise Time 5 20 μs VOH(FUSE) = 0 V to 5 V ZO(FUSE) FUSE Output Impedance 2 5 k Ω (1) Verified by design. Not production tested. 8 Submit Documentation Feedback Copyright © 2010–2012, Texas Instruments Incorporated Product Folder Link(s): bq3055 |
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