 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
BQ24725A Datasheet(PDF) 7 Page - Texas Instruments |
|
||||||||||||||||||||||||||||||
BQ24725A Datasheet(HTML) 7 Page - Texas Instruments |
|
|
7 / 47 page  bq24725A www.ti.com SLUSAL0A – SEPTEMBER 2011 – REVISED AUGUST 2014 Electrical Characteristics (continued) 4.5 V ≤ VVCC ≤ 24 V, 0°C ≤ TJ ≤ 125°C, typical values are at TA = 25°C, with respect to GND (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VREGN = 0V, VVCC > UVLO charge enabled and not in 50 75 mA TSHUT IREGN_LIM REGN current limit VREGN = 0V, VVCC > UVLO charge disabled or in 7 14 mA TSHUT REGN output capacitor required for ILOAD = 100µA to 50mA 1 CREGN µF stability INPUT UNDERVOLTAGE LOCKOUT COMPARATOR (UVLO) Under voltage rising threshold VVCC rising 3.5 3.75 4 V UVLO Under voltage hysteresis, falling VVCC falling 340 mV FAST DPM COMPARATOR (FAST_DPM) Fast DPM comparator stop charging rising threshold with respect to input current limit, voltage VFAST_DPM 103% 107% 111% across input sense resistor rising edge QUIESCENT CURRENT Battery BATFET OFF STATE Current, VVBAT = 16.8V, VCC disconnect from battery, BATFET BATFET off, IBAT_BATFET_OFF 5 µA charge pump off, BATFET turns off, TJ = 0 to 85°C ISRP + ISRN + IPHASE + IACP + IACN Battery BATFET ON STATE Current, VVBAT = 16.8V, VCC connect from battery, BATFET BATFET on, IBAT_BATFET_ON 25 µA charge pump on, BATFET turns on, TJ = 0 to 85°C ISRP + ISRN + IPHASE + IVCC + IACP + IACN Standby quiescent current, IVCC + IACP + VVCC > UVLO, VACDET > 0.6V, charge disabled, ISTANDBY 0.65 0.8 mA IACN TJ = 0 to 85°C Adapter bias current during charge, VVCC > UVLO, 2.4V < VACDET < 3.15V, IAC_NOSW 1.5 3 mA IVCC + IACP + IACN charge enabled, no switching, TJ = 0 to 85°C Adapter bias current during charge, VVCC > UVLO, 2.4V < VACDET < 3.15V, IAC_SW 10 mA IVCC + IACP + IACN charge enabled, switching, MOSFET Sis412DN ACOK COMPARATOR VACOK_RISE ACOK rising threshold VVCC > UVLO, VACDET rising 2.376 2.4 2.424 V VACOK_FALL_HYS ACOK falling hysteresis VVCC> UVLO, VACDET falling 35 55 75 mV VVCC> UVLO, VACDET rising above 2.4V, 100 150 200 ms First time OR ChargeOption() bit [15] = 0 VACOK_RISE_DEG ACOK rising deglitch (Specified by design) VVCC> UVLO, VACDET rising above 2.4V, (NOT First time) AND ChargeOption() bit [15] = 1 0.9 1.3 1.7 s (Default) VWAKEUP_RISE WAKEUP detect rising threshold VVCC> UVLO, VACDET rising 0.57 0.8 V VWAKEUP_FALL WAKEUP detect falling threshold VVCC> UVLO, VACDET falling 0.3 0.51 V VCC to SRN COMPARATOR (VCC_SRN) VVCC-SRN_FALL VCC-SRN falling threshold VVCC falling towards VSRN 70 125 200 mV VVCC-SRN _RHYS VCC-SRN rising hysteresis VVCC rising above VSRN 100 150 200 mV ACN to SRN COMPARATOR (ACN_SRN) VACN-SRN_FALL ACN to BAT falling threshold VACN falling towards VSRN 120 200 280 mV VACN-SRN_RHYS ACN to BAT rising hysteresis VACN rising above VSRN 40 80 120 mV HIGH SIDE IFAULT COMPARATOR (IFAULT_HI)(1) ChargeOption() bit [8] = 1 (Default) 450 750 1200 VIFAULT_HI_RISE ACP to PHASE rising threshold mV ChargeOption() bit [8] = 0 Disable function LOW SIDE IFAULT COMPARATOR (IFAULT_LOW) (1) ChargeOption() bit [7] = 0 (Default) 70 135 220 VIFAULT_LOW_RISE PHASE to GND rising threshold mV ChargeOption() bit [7] = 1 140 230 340 INPUT OVER-VOLTAGE COMPARATOR (ACOV) VACOV ACDET over voltage rising threshold VACDET rising 3.05 3.15 3.25 V VACOV_HYS ACDET over voltage falling hysteresis VACDET falling 50 75 100 mV INPUT OVER-CURRENT COMPARATOR (ACOC)(1) Adapter over current rising threshold with ChargeOption() bit [1] = 1 (Default) 300% 333% 366% VACOC respect to input current limit, voltage ChargeOption() bit [1] = 0 Disable function across input sense resistor rising edge (1) User can adjust threshold via SMBus ChargeOption() REG0x12. Copyright © 2011–2014, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: bq24725A |
Similar Part No. - BQ24725A_17 |
|
Similar Description - BQ24725A_17 |
|
|
Link URL |
| Privacy Policy |
| ALLDATASHEET.COM |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
