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L4981A: Fixed Frequency Average Current Mode; L4981B: Line Modulated Frequency Average Current Mode
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.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
56P8366
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Newark | Ind. & Power Conv. |Stmicroelectronics L4981A Min Qty: 1000 Package Multiple: 1 Date Code: 0 Container: Bulk | 0 |
|
Buy Now | |
|
Bristol Electronics | 42 |
|
RFQ | ||
|
Chip1Cloud | IC PFC CTRLR AVERAGE CURR 20DIP | 2500 |
|
RFQ | |
DISTI #
9882456
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element14 Asia-Pacific | POWER FACTOR CORRECTOR, 4981, DIP20 RoHS: Compliant Min Qty: 1 Container: Each | 0 |
|
$1.3767 / $2.2797 | Buy Now |
DISTI #
9882456
|
Farnell | POWER FACTOR CORRECTOR, 4981, DIP20 RoHS: Compliant Min Qty: 1 Lead time: 11 Weeks, 1 Days Container: Each | 0 |
|
$1.5313 / $4.7193 | Buy Now |
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L4981A
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
L4981A
STMicroelectronics
L4981A: Fixed Frequency Average Current Mode; L4981B: Line Modulated Frequency Average Current Mode
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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 |
This table gives cross-reference parts and alternative options found for L4981A. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of L4981A, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Description | Manufacturer | Compare |
---|---|---|---|
E-L4981A | L4981A: Fixed Frequency Average Current Mode; L4981B: Line Modulated Frequency Average Current Mode | STMicroelectronics | L4981A vs E-L4981A |