# COM-15208 - Buck-Boost Converter 3 ... 16V, SparkFun Electronics

**URL:** <https://community.sparkfun.com/t/com-15208-buck-boost-converter-3-16v-sparkfun-electronics/41090>\
**Category:** Kits\
**Created:** [December 12, 2020, 12:21pm UTC](https://community.sparkfun.com/t/com-15208-buck-boost-converter-3-16v-sparkfun-electronics/41090 "2020-12-12T12:21:55Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![sjkrbana](https://avatars.discourse-cdn.com/v4/letter/s/ad7895/32.png) [@sjkrbana](https://community.sparkfun.com/u/sjkrbana)\
**Post date:** [December 12, 2020, 12:21pm UTC](https://community.sparkfun.com/t/com-15208-buck-boost-converter-3-16v-sparkfun-electronics/41090/1 "2020-12-12T12:21:55Z")

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is this converter bidirectional

can we connect in parallel

can we control it by generating of PWM signals by STM32

Thanks

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<div class="post-metadata">

**Author:** ![TS-Chris](https://yyz1.discourse-cdn.com/sparkfun/user_avatar/community.sparkfun.com/ts-chris/32/6057_2.png) [@TS-Chris](https://community.sparkfun.com/u/TS-Chris)\
**Post date:** [December 17, 2020, 9:44pm UTC](https://community.sparkfun.com/t/com-15208-buck-boost-converter-3-16v-sparkfun-electronics/41090/2 "2020-12-17T21:44:20Z")

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> is this converter bidirectional

Sadly, no it only operates in one direction.

> can we connect in parallel

We have not tried that, but it should work.

> can we control it by generating of PWM signals by STM32

Unfortunately no.