High speed power LED Driver Required

Bhojaraj Gangolli

Other Parts Discussed in Thread: TPS61197

Hi experts,

I got bit confuse for choosing an appropriate Driver for my High power LEDs,Anybody please suggest me the Buck boost driver

My Specification is below:

Input Specifications-

Input voltage:12V

Current :2.8Ah

Buck boost output required-

Voltage:15V

Current:2A

Pulse Current time: 300ms

0 Gavin Jin over 11 years ago

Bhojaraj,

Is the buck boost topology mandatory? Please take a look at the TPS61197, which may match your application.

thanks

Gavin

0 Gautam Iyer over 11 years ago

Guru 192875 points

Hi,

Here's a wonderful tool that will help you out in shortlisting:

Regards,

Gautam

0 Bhojaraj Gangolli over 11 years ago in reply to Gavin Jin

Hi gavin,

Thanks for the reply,But this device got Max output current 1A,I need Buck boost topology....

0 Bhojaraj Gangolli over 11 years ago in reply to Gautam Iyer

Hi Gautam,Thanks for reply ,But i am not able to find the device.........

0 Gavin Jin over 11 years ago in reply to Bhojaraj Gangolli

Bhojaraj,

The TPS61197 can output 3A because its LED current is set by an external resistor. Do you know why the Buck boost topology is needed?

thanks

Gavin

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