Mar 12, 2003 #1 I ic02 Newbie level 1 Joined Mar 12, 2003 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 48 I need CURRENT 1A.
Mar 12, 2003 #2 Sobakava Full Member level 6 Joined Mar 27, 2002 Messages 350 Helped 8 Reputation 16 Reaction score 8 Trophy points 1,298 Activity points 3,342 regulator Microchip TC57 supplies 2.5, 3.0, 3.3 @4A with an external pnp transistor. https://www.m*icroc*hip.com/1010/pline/analog/anicateg/power/pwrmang/linereg/tc1xxx/tc*57/index.htm remove *s
regulator Microchip TC57 supplies 2.5, 3.0, 3.3 @4A with an external pnp transistor. https://www.m*icroc*hip.com/1010/pline/analog/anicateg/power/pwrmang/linereg/tc1xxx/tc*57/index.htm remove *s
Mar 12, 2003 #3 Phytex Member level 4 Joined Dec 16, 2001 Messages 73 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,286 Activity points 598 National Semiconductors National Semiconductors: LM2651 (see Datasheet): 1.8V, 2.5V, 3.3V, or ADJ output voltage 4V to 14V input voltage range High efficiency over a 1.5A to milliamperes load range Ultra high efficiency up to 97% This IC costs not very much! Phytex
National Semiconductors National Semiconductors: LM2651 (see Datasheet): 1.8V, 2.5V, 3.3V, or ADJ output voltage 4V to 14V input voltage range High efficiency over a 1.5A to milliamperes load range Ultra high efficiency up to 97% This IC costs not very much! Phytex
Mar 12, 2003 #4 M ME Advanced Member level 4 Joined Mar 14, 2002 Messages 1,309 Helped 55 Reputation 112 Reaction score 40 Trophy points 1,328 Activity points 14,859 Do you want a switch mode power supply or a linear regulator?
Mar 13, 2003 #5 L LONG Member level 5 Joined Jun 29, 2001 Messages 84 Helped 1 Reputation 2 Reaction score 1 Trophy points 1,288 Activity points 460 there are many Regulator ics to do AMS1117-2.5,AS1117-2.5!!!! input 3.3v~5v, output 2.5v derectly!!!
Mar 13, 2003 #6 I ic02 Newbie level 1 Joined Mar 12, 2003 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 48 Thank you very much! / Warning #1 - No thanks at elektroda! /
Mar 13, 2003 #7 leonqin Full Member level 4 Joined Nov 7, 2001 Messages 238 Helped 5 Reputation 10 Reaction score 3 Trophy points 1,298 Location China Activity points 1,763 It is not easy that AS1117 output 1A current.
Mar 13, 2003 #8 irum4 Member level 3 Joined Nov 5, 2001 Messages 56 Helped 5 Reputation 10 Reaction score 3 Trophy points 1,288 Activity points 294 I use LX8385 (up to 3A). https://www.microsemi.com/datasheets/LX8385.pdf
Apr 21, 2003 #9 A aska13 Newbie level 4 Joined Apr 21, 2003 Messages 5 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 30 You can try to find DCDC converter. www.fairchild.com
Apr 21, 2003 #10 leonqin Full Member level 4 Joined Nov 7, 2001 Messages 238 Helped 5 Reputation 10 Reaction score 3 Trophy points 1,298 Location China Activity points 1,763 AS2830 is suitable.