Datasheets
L4981A by: STMicroelectronics

L4981A: Fixed Frequency Average Current Mode; L4981B: Line Modulated Frequency Average Current Mode

Part Details for L4981A by STMicroelectronics

Overview of L4981A by STMicroelectronics

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Computing and Data Storage Energy and Power Systems Transportation and Logistics Renewable Energy Electronic Manufacturing Automotive

Price & Stock for L4981A

Part # Distributor Description Stock Price Buy
DISTI # 56P8366
Newark Ind. & Power Conv. |Stmicroelectronics L4981A Min Qty: 1000 Package Multiple: 1 Date Code: 0 Container: Bulk 0
Buy Now
Bristol Electronics   42
RFQ
DISTI # 9882456
element14 Asia-Pacific POWER FACTOR CORRECTOR, 4981, DIP20 RoHS: Compliant Min Qty: 1 Container: Each 0
  • 1 $2.4218
  • 10 $2.1870
  • 50 $2.1136
  • 100 $2.0402
  • 250 $1.8494
  • 500 $1.6806
  • 1,000 $1.5412
  • 2,500 $1.3650
$1.3650 / $2.4218 Buy Now
DISTI # 9882456
Farnell POWER FACTOR CORRECTOR, 4981, DIP20 RoHS: Compliant Min Qty: 1 Lead time: 11 Weeks, 1 Days Container: Each 0
  • 1 $4.6944
  • 10 $3.1837
  • 100 $2.6343
  • 200 $1.8728
  • 600 $1.5606
  • 2,000 $1.5481
  • 4,000 $1.5357
  • 6,000 $1.5232
$1.5232 / $4.6944 Buy Now

Part Details for L4981A

L4981A CAD Models

L4981A Part Data Attributes

L4981A STMicroelectronics
Buy Now Datasheet
Compare Parts:
L4981A STMicroelectronics L4981A: Fixed Frequency Average Current Mode; L4981B: Line Modulated Frequency Average Current Mode
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer STMICROELECTRONICS
Part Package Code DIP
Package Description DIP-20
Pin Count 20
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer STMicroelectronics
Analog IC - Other Type POWER FACTOR CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 19.5 V
Input Voltage-Min 11 V
Input Voltage-Nom 18 V
JESD-30 Code R-PDIP-T20
JESD-609 Code e3
Number of Functions 1
Number of Terminals 20
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 2 A
Package Body Material PLASTIC/EPOXY
Package Code DIP
Package Equivalence Code DIP20,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Qualification Status Not Qualified
Seated Height-Max 3.93 mm
Surface Mount NO
Switcher Configuration SINGLE
Switching Frequency-Max 115 kHz
Technology BCDMOS
Temperature Grade AUTOMOTIVE
Terminal Finish MATTE TIN
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Width 7.62 mm

L4981A Related Parts

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for L4981A by STMicroelectronics.
They’ve also added a data comparison to this page with by .


Click on the link below to check it out on Findchips.com.

Update Alert Settings for: L4981A by STMicroelectronics

  • Please alert me when L4981A inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for the following L4981A alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
  • Please alert me when the single part price for L4981A to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for the following L4981A alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for L4981A.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare L4981A by STMicroelectronics

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: