 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
RT9481 Datasheet(PDF) 8 Page - Richtek Technology Corporation |
|
|
|||||||||||||||||||||||||||||
RT9481 Datasheet(HTML) 8 Page - Richtek Technology Corporation |
|
|
8 / 41 page  RT9481 Copyright © 2015 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. www.richtek.com DS9481-00 June 2015 8 Parameter Symbol Test Conditions Min Typ Max Unit Battery Voltage Regulation Battery Voltage Regulation VBATREG Optional 3.65V to 4.6V by I2C per 25mV (Default value is 4.2V) 3.65 -- 4.6 V VBATREG Accuracy 1 -- 1 % Re-Charge Threshold ΔVREG VISENSN Falling, VREG = (VBATREG VREC) 50 125 200 mV Re-Charge Deglitch Time tREC -- 128 -- ms Charging Current Regulation Output Charging Current ICHG RSENSE = 10m, Optional 0.7A to 2.7A by I2C per 0.25A (Default value is 0.7A) 0.7 -- 2.7 A ICHG Accuracy ICHG_ACC RSENSE = 10m 100 -- 100 mA Pre-Charge Threshold VPREC Rising, Optional 2.3V to 3.8V by I2C per 0.1V (Default value is 3V) 2.3 -- 3.8 V VPREC Accuracy 5 -- 5 % Pre-Charge Current IPREC Optional 200mA to 500mA by I2C per 100mA (Default value is 300mA) 200 -- 500 mA IPREC Accuracy 20 -- 20 % Charge Termination Detection End of Charge Current IEOC RSENSE = 10m, Optional 150mA to 600mA by I2C (Default value is 200mA) 150 -- 600 mA IEOC Accuracy RSENSE = 10m 100 -- 100 mA Deglitch Time for EOC tEOC ICHG < IEOC, VISENSN > (VBATREG VREG) Optional 4ms to 32ms by I2C (Default value is 32ms) 4 -- 32 ms Charger Timer Protection Fast-Charge Time-Out Optional 6Hrs to 20Hrs by I2C per 2Hrs (Default value is 20Hrs) 6 -- 20 Hrs Pre-Charge Time-Out Optional 30Mins to 60Mins by I2C per 15Mins (Default value is 60Mins) 30 -- 60 Mins PWM Switching Charger VBUS to LX Resistance R DS(ON)_ VBUS_LX From VBUS to LX, as IAICR disable or IAICR = 2A -- 97 -- m VBUS to USBOUT Resistance R DS(ON)_ VBUS_USBOUT From VBUS to USBOUT -- 98 -- m Low-Side On-Resistance RDS(ON)_LS From LX to PGND -- 35 -- m |
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | 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
