L6983I Description
The L6983I is a device specifically designed for isolated buck topology. The primary output voltage can be accurately adjusted, whereas the isolated secondary output is derived by using a given transformer ratio. No optocoupler is required.
L6983I Key Features
- Designed for iso-buck topology
- 3.5 V to 38 V operating input voltage
- Primary output voltage regulation / no optocoupler required
- 4.5 A source / sink peak primary current capability
- Peak current mode architecture in forced PWM operation
- 390 ns blanking time
- 200 kHz to 1 MHz programmable switching frequency. Stable with low ESR
- Internal pensation network
- 2 μA shutdown current
- Internal soft-start
L6983I Applications
- Designed for iso-buck topology
- 3.5 V to 38 V operating input voltage