 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
RT8288A Datasheet(PDF) 4 Page - Richtek Technology Corporation |
|
|
|||||||||||||||||||||||||||||
RT8288A Datasheet(HTML) 4 Page - Richtek Technology Corporation |
|
|
4 / 14 page  RT8288A 4 DS8288A-03 June 2012 www.richtek.com © Copyright 2012 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. Absolute Maximum Ratings (Note 1) Supply Input Voltage, VIN ---------------------------------------------------------------------------------- −0.3V to 26V Switch Voltage, SW ----------------------------------------------------------------------------------------- −0.3V to (VIN + 0.3V) Boot Voltage, BOOT ----------------------------------------------------------------------------------------- (SW − 0.3V) to (SW + 6V) Other Pins ------------------------------------------------------------------------------------------------------ −0.3V to 6V Power Dissipation, PD @ TA = 25 °C SOP-8 (Exposed Pad) -------------------------------------------------------------------------------------- 1.333W Package Thermal Resistance (Note 2) SOP-8 (Exposed Pad), θJA --------------------------------------------------------------------------------- 75°C/W SOP-8 (Exposed Pad), θJC -------------------------------------------------------------------------------- 15°C/W Junction Temperature ---------------------------------------------------------------------------------------- 150 °C Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------ 260 °C Storage Temperature Range ------------------------------------------------------------------------------- −65°C to 150°C ESD Susceptibility (Note 3) HBM (Human Body Model) --------------------------------------------------------------------------------- 2kV Recommended Operating Conditions (Note 4) Supply Input Voltage, VIN ---------------------------------------------------------------------------------- 4.5V to 21V Junction Temperature Range ------------------------------------------------------------------------------- −40°C to 125°C Ambient Temperature Range ------------------------------------------------------------------------------- −40°C to 85°C Electrical Characteristics Parameter Symbol Test Conditions Min Typ Max Unit Shutdown Current ISHDN VEN = 0 -- 0 1 μA Quiescent Current IQ VEN = 2V, VFB = 1V -- 0.7 -- mA Upper Switch On Resistance RDS(ON)1 -- 120 -- m Ω Lower Switch On Resistance RDS(ON)2 -- 40 -- m Ω Switch Leakage ILEAK VEN = 0V, VSW = 0V or 12V -- 0 10 μA Current Limit ILIMIT VBOOT − VSW = 4.8V 5.9 7 -- A Oscillator Frequency fSW VFB = 0.75V 425 500 575 kHz Short Circuit Frequency VFB = 0V -- 150 -- kHz Maximum Duty Cycle DMAX VFB = 0.8V -- 90 -- % Minimum On Time tON -- 100 -- ns Feedback Voltage VFB 4.5V ≤ VIN ≤ 21V 0.796 0.808 0.82 V Feedback Current IFB -- 10 50 nA Logic-High VIH 2 -- 5.5 EN Input Threshold Voltage Logic-Low VIL -- -- 0.4 V VEN = 2V -- 1 -- Enable Current VEN = 0V -- 0 -- μA (VIN = 12V, TA = 25 °C unless otherwise specified) |
|
|
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 |
British ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
