NCP1397B, NCP1397A Datasheet - ON Semiconductor

NCP1397B High Performance Resonant Mode Controller

Pin # Pin Name Function 1 CSS(dis) Soft *Start Discharge 2 Fmax Maximum frequency clamp 3 Ctimer Timer duration 4 Rt Minimum frequency clamp 5 BO Brown *Out 6 FB Feedback 7 DT Deadtime 8 Skip/Disable Skip or Disable input 9 Fault Fault detection input 10 G.

High Performance Resonant Mode Controller with Integrated High-Voltage Drivers NCP1397A/B, NCV1397A/B The NCP1397 is a high performance controller that can be utilized in half bridge resonant topologies such as series resonant, parallel resonant and LLC resonant converters. It integrates 600 V gate drivers, simplifying layout and reducing external component count. With its unique architecture, including a 500 kHz Voltage Controlled Oscillator whose control mode permits flexibility when an ORing .

NCP1397B Features

* with configurable settings to optimize any application. These include: auto

* recovery or fault latch

* off, brown

* out, open optocoupler, soft

* start and short

* circuit protection. Deadtime is also adjustable to overcome shoot through current. Features

* High

NCP1397A_ONSemiconductor.pdf