L4984DTR

L4984DTR

L4984D

Active

CCM PFC CONTROLLER

Quantity $ per Unit Savings
1 - 9$2.250%
10 - 24$2.0310%
25 - 99$1.9115%
100 - 249$1.6427%
250 - 499$1.5432%
500$1.3440%
Contact Sales
Out of stock
$2.25
Parameter NameParameter Value
ECCN USEAR99
ECCN EUNEC
Packing TypeTube
ROHS Compliance GradeEcopack2
GradeIndustrial
Package NameSSOP 10
Key features
  • Line-modulated fixed-off-time (LM-FOT) control of CCM-operated PFC pre-regulators
  • Proprietary LM-FOT modulator for nearly fixed-frequency operation
  • Proprietary multiplier design for minimum THD of AC input current
  • Fast “bi-directional” input voltage feedforward (1/V2correction)
  • Accurate adjustable output overvoltage protection
  • Protection against feedback loop failure (latched shutdown)
  • Inductor saturation protection
  • AC brownout detection
  • Digital leading-edge blanking on current sense
  • Soft-start
  • 1% (at Tj = 25 °C) internal reference voltage
  • - 600 / + 800 mA totem pole gate driver with active pull-down during UVLO and voltage clamp
  • SSOP10 package