Power ICs

MCZ PFC+LLC combo controller for LED lighting application [MCZ Series]

MCZ5213ST is an one-chip PFC and LLC resonant controller.
LLC resonant converter application is expanding widely due to its extremely high efficiency and low noise characteristics.
This IC is optimized for LED lighting application and input current harmonics can be much reduced with very low THD.
* THD:total harmonic distortion

Package(mm) Product Name Type HV
Start up
High-side
Driver
Vin
sensing
Vcc[V] THD
Improvement
function
Capacitive mode
protection
Notes
SOP18 MCZ5213ST LLC current resonant mode
with PFC control
no yes yes 35[V] yes yes  
†Under Development

LLC current resonant mode controller for Bridge Converter [MCZ Series]

 MCZ Series are an advanced symmetric LLC current resonant mode controller for Bridge Converter.
Symmetric LLC resonant converter application is expanding widely due to its extremely high efficiency and low noise characteristics.

Package
(mm)
Product Name Type HV
Start up
High-side
Driver
Vin
sensing
Vcc[V] Capacitive mode
protection
Burst mode Notes
SOP18 MCZ5211ST LLC current resonant mode yes yes yes 35[V] yes yes 500kHz(max)
SOP24 MCZ5209SN LLC current resonant mode
with PFC control
yes yes yes yes yes  
SOP16 MCZ5208SG LLC current resonant mode no yes yes yes yes 500kHz(max)
MCZ5207SG LLC current resonant mode 300kHz(max)
SOP22 MCZ5205SE LLC current resonant mode
with PFC control
no yes yes yes no  
MCZ5203SE LLC current resonant mode
†Under Development

Starter IC built-in burst function : MCZ5303

This is a dedicated IC providing a start-up circuit by low power.

Package(mm) Product Name Vin applied
voltage (V)
Vcc output
voltage (V)
HV
Start up
Vin
sensing
burst function Notes
SOP16 MCZ5303SG 95~450 18.5 yes yes yes  
SOP8/7J MCZ5303SH no  


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