📢 $9.99 flat rate shipping in EMEA countries! Ends May 15th - Don't Miss Out!. 🛒 Shop now

L4973D3.3

L4973D3.3

L4973D3.3-013TR

L4973D3.3-013TR

Active

L4973D5.1-013TR

3.5 A step down switching regulator

Input Voltage Min Volt8.0
Input Voltage Max Volt55.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameSO-20

The L4973 is a step down monolithic power switching regulator delivering 3.5A at fixed voltages of 3.3V or 5.1V and using a simple external divider output adjustable voltage up to 50V. Realized in BCD mixed technology, the device uses an internal power D-MOS transistor (with a typical RDS(on) of...
Read More

Key features
  • Inhibit for zero current consumption (100mA at VCC= 24V)
  • Input/output synchronization function
  • Thermal shutdown
  • Protection against feedback disconnection
  • Soft start function
  • Output over voltage protection
  • Internal current limiting (pulse by pulse and HICCUP mode)
  • Zero load current operation (min 1mA)
  • Up to 3.5A step down converter
  • 3.3V and 5.1V (±1%) fixed output, and adjustable outputs from: 0.5V to 50V (3.3 type) 5.1V to 50V (5.1 type)
  • Operating input voltage from 8V to 55V
  • Voltage feed forward
  • Precise 5.1V (1.5%) reference voltage externally available
  • Frequency adjustable up to 300kHz
In stock
Quantity $ per unit Savings
1-9$5.560%
10-24$5.0010%
25-99$4.7215%
100-249$4.1026%
250-499$3.8830%
500$3.4937%
Contact sales
$5.56
$5.56
Input Voltage Min Volt8.0
Input Voltage Max Volt55.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameSO-20

The L4973 is a step down monolithic power switching regulator delivering 3.5A at fixed voltages of 3.3V or 5.1V and using a simple external divider output adjustable voltage up to 50V. Realized in BCD mixed technology, the device uses an internal power D-MOS transistor (with a typical RDS(on) of...
Read More

Key features
  • Inhibit for zero current consumption (100mA at VCC= 24V)
  • Input/output synchronization function
  • Thermal shutdown
  • Protection against feedback disconnection
  • Soft start function
  • Output over voltage protection
  • Internal current limiting (pulse by pulse and HICCUP mode)
  • Zero load current operation (min 1mA)
  • Up to 3.5A step down converter
  • 3.3V and 5.1V (±1%) fixed output, and adjustable outputs from: 0.5V to 50V (3.3 type) 5.1V to 50V (5.1 type)
  • Operating input voltage from 8V to 55V
  • Voltage feed forward
  • Precise 5.1V (1.5%) reference voltage externally available
  • Frequency adjustable up to 300kHz