L4981A
| Parameters | |
|---|---|
| Mount | Through Hole |
| Mounting Type | Through Hole |
| Package / Case | 20-DIP (0.300, 7.62mm) |
| Number of Pins | 20 |
| Weight | 2.259996g |
| Operating Temperature | -40°C~125°C |
| Packaging | Tube |
| JESD-609 Code | e3 |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 20 |
| ECCN Code | EAR99 |
| Terminal Finish | Matte Tin (Sn) |
| Subcategory | Switching Regulator or Controllers |
| Max Power Dissipation | 1W |
| Technology | BCDMOS |
| Voltage - Supply | 14.5V~19.5V |
| Terminal Position | DUAL |
| Number of Functions | 1 |
| Terminal Pitch | 2.54mm |
| Frequency | 115kHz |
| Base Part Number | L4981 |
| Pin Count | 20 |
| Number of Outputs | 1 |
| Output Voltage | 7.5V |
| Input Voltage-Nom | 18V |
| Analog IC - Other Type | POWER FACTOR CONTROLLER |
| Operating Supply Current | 12mA |
| Nominal Supply Current | 12mA |
| Max Supply Current | 16mA |
| Output Current-Max | 2A |
| Frequency - Switching | 100kHz |
| Control Technique | PULSE WIDTH MODULATION |
| Switcher Configuration | SINGLE |
| Mode | Average Current |
| Ambient Temperature Range High | 125°C |
| Current - Startup | 100μA |
| Height | 3.93mm |
| Length | 25.4mm |
| Width | 7.1mm |
| Radiation Hardening | No |
| REACH SVHC | No SVHC |
| RoHS Status | Non-RoHS Compliant |
| Lead Free | Lead Free |
L4981A Overview
The package is 20-DIP (0.300, 7.62mm)-shaped.In a Tube format, it is packaged.Through Hole is the device's mounting type.It should be powered by 14.5V~19.5V's voltage supply.There is a setting on the device to operate at -40°C~125°C.Besides POWER FACTOR CONTROLLER, there are other types of IC in this part.The gadget has several 20 terminals.Startup current is 100μA.The component's pin number remains 20.In terms of its best part, the device has a number of L4981.There is a switching frequency of 100kHz which is the frequency of switching.20 pins make up its sum.As a kind of subclass of Switching Regulator or Controllers, it can be seen as a kind of subclass of Switching Regulator or Controllers.Keeping its frequency at 115kHz allows it to maintain good accuracy.Located on Mount Through Hole, it is a part of the mountain range.As far as output current is concerned, it works in 2AAs long as the supply temperature is at least 16mA, the device will work.1 outputs are numerous.There is a 12mA supply current set for the gadget.7.5V can operate it.
L4981A Features
L4981A Applications
There are a lot of STMicroelectronics L4981A PFC PMICs applications.
- RF (Radio Frequency)
- High output current applications
- DVD and CD-ROM drive
- Set top boxes
- Signal chain
- Car window lift
- Vibration sensor
- Telecom and datacom applications
- EPS (Electric Power Steering)
- Motor controllers
