Parameters |
Mounting Type |
Surface Mount |
Package / Case |
20-LCC (J-Lead) |
Surface Mount |
YES |
Number of Pins |
20 |
Operating Temperature |
-25°C~85°C TA |
Packaging |
Tube |
JESD-609 Code |
e3 |
Pbfree Code |
yes |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
2 (1 Year) |
Number of Terminations |
20 |
ECCN Code |
EAR99 |
Terminal Finish |
Matte Tin (Sn) |
Subcategory |
Switching Regulator or Controllers |
Technology |
BIPOLAR |
Terminal Position |
QUAD |
Terminal Form |
J BEND |
Peak Reflow Temperature (Cel) |
260 |
Number of Functions |
1 |
Frequency |
450kHz |
Base Part Number |
UC2861 |
Pin Count |
20 |
Number of Outputs |
2 |
Output Voltage |
1.7V |
Input Voltage-Nom |
12V |
Analog IC - Other Type |
SWITCHING CONTROLLER |
Output Current |
200mA |
Voltage - Supply (Vcc/Vdd) |
10.5V~22V |
Control Features |
Soft Start |
Input Voltage (Min) |
11.5V |
Topology |
Full-Bridge, Half-Bridge, Push-Pull |
Control Mode |
VOLTAGE-MODE |
Frequency - Switching |
10kHz~1MHz |
Control Technique |
RESONANT CONTROL |
Rise Time |
25ns |
Fall Time (Typ) |
25 ns |
Internal Switch(s) |
Yes |
Max Duty Cycle |
50 % |
Duty Cycle |
100 % |
Output Isolation |
Non-Isolated |
Voltage - Start Up |
16.5V |
Height Seated (Max) |
4.57mm |
Length |
8.965mm |
Width |
8.965mm |
Radiation Hardening |
No |
RoHS Status |
ROHS3 Compliant |
Lead Free |
Lead Free |
UC2861QG3 Overview
A ac to dc converter of the package 20-LCC (J-Lead) contains the ac to dc converter.There is a AC/DC power converter of Tube available.There is a AC/DC converter mounted in the way of Surface Mount .This ac dc converter should be operated at a temperature of -25°C~85°C TA °C so that it can deliver its performance.SWITCHING CONTROLLER analog ICs are employed in this AC DC converter.The switching frequency reaches 10kHz~1MHz .The AC/DC converter is capable of being used when the supply voltage is 10.5V~22V (Vcc/Vdd).Total terminations are 20 .There are 20 pins on the ac/dc converter.There are 20 pins in the ac-dc converter.Search similar acdc converters based on UC2861 family members.A total of 2 outputs need to be run.The ac to dc conversions are included in Switching Regulator or Controllers .It has been set to 200mA for the output current.It produces a voltage of 1.7V .This power AC DC is capable of reaching high efficiencies when operating at a frequency of 450kHz .
UC2861QG3 Features
Packaged with 20-LCC (J-Lead)
Switching Frequency at 10kHz~1MHz
With 20 pins
Output Current at 200mA
UC2861QG3 Applications
There are a lot of Texas Instruments UC2861QG3 AC DC Converters applications.
- Off--line Battery Charger
- MP3
- Standby power supplies for VCR
- AC-DC Output Power Conversion Applications
- Universal Off-Line Power Supplies
- Shaver Charger
- Set Top Boxes (STB)
- Tablets
- Automotive Telematics
- Appliance Power Supplies