LM2650MX-ADJ

Duty Cycle (Max) :
Number of Outputs : 1
Mounting Style : SMD/SMT
Maximum Operating Temperature : + 125 C
Output Current : 3 A
Input Voltage : 18 V
Output Voltage : 1.5 V to 16 V
Package / Case : SOIC-24 Wide
Switching Frequency : 100 KHz, 300 KHz


Pinout




Description

The LM2650 is a step-down DC/DC converter featuring high efficiency over a 3A to milliamperes load range.This feature makes the LM2650 an ideal fit in battery-powered applications that demand long battery life in both run and standby modes.The LM2650MX-ADJ belongs to LM2650 series.

Features of the LM2650MX-ADJ are:(1)ultra high efficiencies (95% possible);(2)high efficiency over a 3A to milliamperes load range;(3)synchronous switching of internal NMOS power FETs;(4)wide input voltage range (4.5V to 18V);(5)output voltage adjustable from 1.5V to 16V;(6)automatic low-power sleep mode;(7)logic-controlled micropower shutdown (IQSD 25 A);(8)frequency adjustable up to 300 kHz;(9)frequency synchronization with external signal;(10)programmable soft-start;(11)short-circuit current limiting;(12)thermal shutdown;(13)available in 24-lead Small-Outline package.Applications of the LM2650MX-ADJ are:(1)notebook and palmtop personal computers;(2)portable data terminals;(3)modems;(4)portable instruments;(5)global positioning devices (GPSs);(6)battery-powered digital devices.
 
The absolute maximum ratings of the LM2650MX-ADJ can be summarized as:(1):the parameter is DC voltage at PVIN and VIN,the rating is 20,the unit is V;(2):the parameter is DC voltage at SD, SLEEP LOGIC and SYNC,the rating is 15,the unit is V;(3):the parameter is DC current into SW,the rating is ±7.5,the unit is A;(4):the parameter is junction temperature,the rating is limited by the IC;(5):the parameter is DC power dissipation,the rating is 1.28,the unit is W;(6):the parameter is storage temperature,the rating is -65 to 150,the unit is ;(7):the parameter is soldering time, temperature wave (4 seconds),the rating is 260,the unit is ;(8):the parameter is soldering time, temperature infrared (10 seconds),the rating is 240,the unit is ;(9):the parameter is soldering time, temperature vapor phase (75 seconds),the rating is 219,the unit is ;(10):the parameter is ESD susceptibility,the rating is 1.3,the unit is kV.