CATEGORIES:  INTEGRATED CIRCUITS (ICS)

CLOCK SYNC:  NO

CONTROL FEATURES:  CURRENT LIMIT, ENABLE, FREQUENCY CONTROL, POWER GOOD, SOFT START, TRACKING

DUTY CYCLE (MAX):  99%

EXPANDED DESCRIPTION:  BUCK REGULATOR POSITIVE OUTPUT STEP-DOWN DC-DC CONTROLLER IC 20-QFN (3X4)

FREQUENCY - SWITCHING:  105KHZ ~ 835KHZ, 350KHZ ~ 535KHZ

FUNCTION:  STEP-DOWN

LEAD FREE STATUS / ROHS STATUS:  LEAD FREE / ROHS COMPLIANT

MANUFACTURER:  LINEAR TECHNOLOGY

MANUFACTURER PART NUMBER:  LTC3891EUDC#TRPBF

MANUFACTURER STANDARD LEAD TIME:  6 WEEKS

MOISTURE SENSITIVITY LEVEL (MSL):  1 (UNLIMITED)

NUMBER OF OUTPUTS:  1

OPERATING TEMPERATURE:  -40°C ~ 125°C (TJ)

OUTPUT CONFIGURATION:  POSITIVE

OUTPUT PHASES:  1

OUTPUT TYPE:  TRANSISTOR DRIVER

PACKAGE / CASE:  20-WFQFN EXPOSED PAD

PACKAGING:  REEL

STANDARD PACKAGE:  2,500

SUPPLIER DEVICE PACKAGE:  20-QFN (3X4)

SYNCHRONOUS RECTIFIER:  YES

TOPOLOGY:  BUCK

VOLTAGE - SUPPLY (VCC/VDD):  4 V ~ 60 V

ALTERNATE PARTS:  LTC3891EUDC#PBF