STMicroelectronics L4981A, Power Factor Controller, 115 kHz, 19.5 V 20-Pin, PDIP
- RS Stock No.:
- 159-4900
- Mfr. Part No.:
- L4981A
- Manufacturer:
- STMicroelectronics
Discontinued product
- RS Stock No.:
- 159-4900
- Mfr. Part No.:
- L4981A
- Manufacturer:
- STMicroelectronics
Technical data sheets
Legislation and Compliance
Non Compliant
Product Details
Power Factor Correction (PFC), STMicroelectronics
Power Factor Correction (PFC) controllers operate in Transition Mode (TM) and Continuous Current Mode (CCM) for a wide-range-mains operation. The PFC controllers embed advanced protection features, which make SMPS more robust and compact, requiring fewer external components.
AC/DC Converters, STMicroelectronics
Specifications
Attribute | Value |
|---|---|
| Maximum Switching Frequency | 115 kHz |
| Start-up Supply Current | 0.3mA |
| Maximum Source Current | 10mA |
| Maximum Sink Current | 20000µA |
| Maximum Supply Current | 16 mA |
| Mounting Type | Through Hole |
| Package Type | PDIP |
| Pin Count | 20 |
| Dimensions | 25.4 x 7.1 x 2.68mm |
| Height | 2.68mm |
| Length | 25.4mm |
| Maximum Operating Supply Voltage | 19.5 V |
| Maximum Operating Temperature | +125 °C |
| Minimum Operating Temperature | -40 °C |
| Width | 7.1mm |