UC2851N
| Parameters | |
|---|---|
| Factory Lead Time | 6 Weeks |
| Lifecycle Status | ACTIVE (Last Updated: 5 days ago) |
| Mounting Type | Through Hole |
| Package / Case | 18-DIP (0.300, 7.62mm) |
| Surface Mount | NO |
| Number of Pins | 18 |
| Weight | 1.206102g |
| Operating Temperature | -40°C~85°C TA |
| Packaging | Tube |
| JESD-609 Code | e4 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 18 |
| ECCN Code | EAR99 |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Additional Feature | CURRENT MODE OPERATION IS ALSO POSSIBLE |
| Subcategory | Switching Regulator or Controllers |
| Max Power Dissipation | 1W |
| Technology | BICMOS |
| Terminal Position | DUAL |
| Number of Functions | 1 |
| Terminal Pitch | 2.54mm |
| Frequency | 450kHz |
| Base Part Number | UC2851 |
| Pin Count | 18 |
| Number of Outputs | 1 |
| Output Voltage | 40V |
| Input Voltage-Nom | 20V |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Nominal Supply Current | 15mA |
| Output Current | 400mA |
| Voltage - Supply (Vcc/Vdd) | 7.8V~32V |
| Output Power | 1W |
| Control Features | Frequency Control, Soft Start |
| Topology | Boost, Buck, Flyback, Forward |
| Control Mode | CURRENT/VOLTAGE-MODE |
| Frequency - Switching | Up to 500kHz |
| Control Technique | PULSE WIDTH MODULATION |
| Rise Time | 50ns |
| Fall Time (Typ) | 50 ns |
| Nominal Input Voltage | 30V |
| Switcher Configuration | BUCK-BOOST |
| Internal Switch(s) | No |
| Fault Protection | Current Limiting, Over Voltage |
| Max Duty Cycle | 46 % |
| Isolation | Non-Isolated |
| Duty Cycle | 50% |
| Voltage - Start Up | 8V |
| Height | 5.08mm |
| Length | 22.48mm |
| Width | 6.35mm |
| Thickness | 4.57mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
UC2851N Overview
It is embedded in package 18-DIP (0.300, 7.62mm) .Tube case is available for the ac dc converter.There is a AC/DC converter mounted in the way of Through Hole .The ac dc converter needs to be operated at -40°C~85°C TA °C in order to perform.SWITCHING CONTROLLER analog ICs are employed in this AC DC converter.When the switching frequency reaches Up to 500kHz , the process is complete.Supply voltage (Vcc/Vdd) does not need to exceed 7.8V~32V .It has a total of 18 terminations.On the ac/dc converter, there are 18 pins.There are 18 pins in total.Based on the UC2851 family, you can search for similar acdc converters.Running 1 outputs is available.Switching Regulator or Controllers includes the ac to dc conversions.400mA is set as the output current.There is 40V voltage output from it.AC to DC converter reaches high efficiency when operated at a frequency of 450kHz .There is 1W output power generated by a coverter.Also, CURRENT MODE OPERATION IS ALSO POSSIBLE can be found using this ACDC converter.
UC2851N Features
Packaged with 18-DIP (0.300, 7.62mm)
Switching Frequency at Up to 500kHz
With 18 pins
Output Current at 400mA
UC2851N Applications
There are a lot of Texas Instruments UC2851N AC DC Converters applications.
- Home Appliance Applications
- ATX/BTX Auxiliary Power
- Charger
- Standby Power Supply
- Air conditioners
- SMPS house keeping power supplies
- Off--line Battery Charger
- IoT Applications
- Smartphones
- Power Adaptors