NCV8851-1 controller equivalent, automotive grade synchronous buck controller.
include undervoltage lockout, internal soft−start, low quiescent current sleep mode, programmable frequency, SYNC function, average current limiting, cycle−by−cycle overc.
Average current mode control is employed for very fast transient response and tight regulation over wide input voltage .
− 20 Lead TSSOP
Package Pin#
Pin Symbol
Function
1
SYNC
External clock synchronization input.
2
VIN_CS
Supply input for the internal current sense amplifier.
3
VIN_IC
Supply input for internal logic and analog circuitry.
4
BST
Supply .
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