 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
MP2144 Datasheet(PDF) 3 Page - Monolithic Power Systems |
|
||||||||||||||||||||||||||||||
MP2144 Datasheet(HTML) 3 Page - Monolithic Power Systems |
|
|
3 / 14 page  MP2144 – 2A, 5.5V, 1.2MHz. 40μA IQ, SYNCHRONOUS STEP-DOWN SWITCHER MP2144 Rev. 1.03 www.MonolithicPower.com 3 12/20/2012 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. © 2012 MPS. All Rights Reserved. ELECTRICAL CHARACTERISTICS (5) VIN = 5V, TA = 25°C, unless otherwise noted. Parameter Symbol Condition Min Typ Max Units 2.5V ≤ VIN ≤ 5.5V -1.5% 0.600 +1.5% Feedback Voltage VFB TA=-40 oC to +85oC -2% +2% V/% Feedback Current IFB VFB = 0.63V 10 nA PFET Switch ON Resistance RDSON_P 90 mΩ NFET Switch ON Resistance RDSON_N 60 mΩ Switch Leakage VEN = 0V, VIN = 5V VSW = 0V and 5V 0.1 2 μA PFET Current Limit 3.3 3.8 A NFET Switch Sinking Current INSW VOUT=1.2V, VFB=0.7V 100 μA VIN=5V, VOUT=1.2V 200 ON Time tON VIN=3.6V, VOUT=1.2V 277 nS VIN=5V, VOUT=1.2V, IOUT=1A -20% 1200 +20% kHz Switching frequency fs TA=-40 oC to +85oC -25% 1200 +25% kHz Minimum OFF Time tMIN-OFF 50 ns Soft-Start Time tSS-ON 1.3 ms Soft-Stop Time tSS-OFF 1 ms Power-Good Upper Trip Threshold PGH FB voltage with respect to the regulation +10% % Power-Good Lower Trip Threshold PGL -10% % Power-Good Delay PGD 110 μs Power-Good Sink Current Capability VPG-L Sink 1mA 0.4 V Power Good Logic High Voltage VPG-H VIN=5V, VFB=0.6V 4.9 V Power Good Internal Pull-Up Resistor RPG 500 kΩ Under-Voltage Lockout Threshold Rising 2.0 2.2 2.4 V Under-Voltage Lockout Threshold Hysteresis 150 mV EN Input Logic Low Voltage 0.4 V EN Input Logic High Voltage 1.2 V VEN=2V 2 μA EN Input Current VEN=0V 0.1 μA Supply Current (Shutdown) VEN=0V 0.1 μA Supply Current (Quiescent) VEN=2V, VFB=0.63V, VIN=3.6V 40 μA Thermal Shutdown 150 °C Thermal Hysteresis 30 °C Notes: 5) Guaranteed by design. |
Similar Part No. - MP2144 |
|
Similar Description - MP2144 |
|
|
|
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
