Parameters |
Mounting Type |
Surface Mount |
Package / Case |
20-TSSOP (0.173, 4.40mm Width) |
Surface Mount |
YES |
Number of Pins |
20 |
Weight |
76.997305mg |
Operating Temperature |
-55°C~150°C TJ |
Packaging |
Tape & Reel (TR) |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
20 |
ECCN Code |
EAR99 |
Subcategory |
Switching Regulator or Controllers |
Technology |
BICMOS |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Number of Functions |
1 |
Terminal Pitch |
0.65mm |
Frequency |
2MHz |
Base Part Number |
UCC28221 |
Pin Count |
20 |
Number of Outputs |
2 |
Output Voltage |
400mV |
Input Voltage-Nom |
12V |
Analog IC - Other Type |
DUAL SWITCHING CONTROLLER |
Output Current |
10mA |
Voltage - Supply (Vcc/Vdd) |
8.4V~14.5V |
Control Features |
Soft Start |
Topology |
Flyback |
Control Mode |
CURRENT-MODE |
Control Technique |
PULSE WIDTH MODULATION |
Rise Time |
10ns |
Fall Time (Typ) |
10 ns |
Nominal Input Voltage |
48V |
Switcher Configuration |
PUSH-PULL |
Internal Switch(s) |
No |
Fault Protection |
Current Limiting, Over Voltage |
Max Duty Cycle |
77 % |
Duty Cycle |
75% |
Output Isolation |
Isolated |
Voltage - Start Up |
13V |
Length |
6.5mm |
Width |
4.4mm |
RoHS Status |
ROHS3 Compliant |
Lead Free |
Lead Free |
UCC28221PWRG4 Overview
In the package 20-TSSOP (0.173, 4.40mm Width) , the ac to dc converter is embedded.It is available in Tape & Reel (TR) AC/DC power converter.It is mounted in the way of Surface Mount .The ac dc converter needs to be operated at -55°C~150°C TJ °C in order to perform.Analog ICs of type DUAL SWITCHING CONTROLLER are used in this AC DC converter.As long as the supply voltage (Vcc/Vdd) is within the range of 8.4V~14.5V , the AC/DC converter may be used.A total of 20 terminations have been recorded.A ac/dc converter with 20 pins is available.There are 20 pins in the ac-dc converter.Search similar acdc converters based on UCC28221 family members.A total of 2 outputs are available for processing.Switching Regulator or Controllers includes the ac to dc conversions.We have set the output current to 10mA .The voltage output by this AC/DC converter is 400mV .As long as AC to DC converter is operated at frequency 2MHz ,it is capable of attaining high efficiency.
UCC28221PWRG4 Features
Packaged with 20-TSSOP (0.173, 4.40mm Width)
With 20 pins
Output Current at 10mA
UCC28221PWRG4 Applications
There are a lot of Texas Instruments UCC28221PWRG4 AC DC Converters applications.
- Lighting controls
- Automotive Clusters
- Universal input AC/DC adapters (15W - 45W)
- Low power ac?dc Adapters for Chargers
- Adaptors for DSCs
- Off--line Battery Charger
- Battery Chargers
- Industrial controls
- Set -Top Box (STB) Power Supply
- Battery chargers for smart phones