looking for linear regulator :input 28v and output 15v and -15v ,with current rating of 1-2A

sheilly sharma

Other Parts Discussed in Thread: TPS7A47, TPS7A33, LM317-N, LM337

hello,

I am looking for linear regulator in which INPUT IS 28V AND OUTPUT IS 15V and -15V ,with current rating of 1-2A.In my application, it is required mainly for operational amplfiers vcc and vee..Kindly suggest me the suitable part number for my requirement.

Thanks

Sheilly sharma

over 8 years ago

0 Ryan Eslinger over 8 years ago

TI__Guru 55940 points

Hi Sheilly,

As far as I am aware, we do not currently offer negative LDOs with current ratings above 1.5A. You could consider applying current sharing techniques such as the following:

www.ti.com/.../tidu421.pdf

Very Respectfully,
Ryan

0 sheilly sharma over 8 years ago in reply to Ryan Eslinger

Prodigy 30 points

Hi Ryan,
Thanks.
Can you please suggest the same requirement that is (linear regulator in which INPUT IS 28V AND OUTPUT IS 15V and -15V ,with current rating of 1A only)
.In my application, it is required mainly for operational amplifiers VCC and VEE ..So 1A will be enough for me.Kindly suggest me the suitable part number for my requirement
Thanks..........
Regards
Sheilly

0 Ryan Eslinger over 8 years ago in reply to sheilly sharma

TI__Guru 55940 points

Hi Sheilly,

Please take a look at TPS7A33 and TPS7A47. Please note that our parametric search is useful for quickly finding options based on your application needs:

www.ti.com/.../linear-regulators-ldo-products.page Output&p451max=1;7.5&p1498=Catalog

Very Respectfully,
Ryan

0 Michael_DeSando over 8 years ago

TI__Genius 12630 points

Sheilly,

If you don't mind using 2 different parts, LM317-N and LM337 should work for you!

www.ti.com/.../LM317-N

and

www.ti.com/.../LM337

Michael

Power management

Power management forum

looking for linear regulator :input 28v and output 15v and -15v ,with current rating of 1-2A