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The LM5161PWPBKEVM evaluation board provides a fully functional buck regulator, employing the constant on-time (COT) operating principle. This evaluation board provides a 12-V output over an input range of 15V to 80 V. The circuit delivers load currents to 1.0 A. The application schematic is setup (...)
- 15V to 80V input voltage range
- 12V target output voltage
- Delivers up to 1.0A output load current
- FPWM mode pin feature to choose between CCM and DCM
The LM5161PWPFBKEVM evaluation board provides a fully functional Fly-buck regulator, employing the constant on-time (COT) operating principle. This evaluation board provides a 12-V secondary isolated output voltage over an input range of 36V to 72 V. The circuit delivers secondary output load (...)
- 36V to 72V input voltage range
- 12V target secondary isolated output voltage
- Delivers up to 800mA secondary output load current
Design tools & simulation
SNVMAV3.ZIP (499 KB) - PSpice Model
SNVMAV4.ZIP (3 KB) - PSpice Model
-60 V inverting buck-boost reference design
— This tiny reference design delivers -60-V output voltage from an input voltage around 5 V typically generated by an automotive pre regulator. The controller in that circuit is LM5161-Q1 providing two internal MOSFETs. Overall, this converter is used as auxiliary supply for LIDAR applications.