| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| TNY254PN | Power Integrations | $1.1110 | Switching Regulator, 0.4A, 48kHz Switching Freq-Max, PDIP8 | TOP221G vs TNY254PN |
| KA5M0165R-TU | Fairchild Semiconductor Corporation | Check for Price | 4 A SWITCHING REGULATOR, 67 kHz SWITCHING FREQ-MAX, PSFM4, TO-220F, 4 PIN | TOP221G vs KA5M0165R-TU |
| KA5H0380R | Fairchild Semiconductor Corporation | Check for Price | Switching Regulator, Current-mode, 3A, 100kHz Switching Freq-Max, PSFM4 | TOP221G vs KA5H0380R |
| TOP234P | Power Integrations | Check for Price | Power Supply Support Circuit, Voltage-mode, 2.4A, 140kHz Switching Freq-Max, CMOS, PDIP7 | TOP221G vs TOP234P |
| FSDL0365RL | Fairchild Semiconductor Corporation | Check for Price | Switching Regulator, Current-mode, 12A, 55kHz Switching Freq-Max, PDSO8 | TOP221G vs FSDL0365RL |
| MC33369T | Motorola Semiconductor Products | Check for Price | Switching Regulator, Voltage-mode, 0.5A, 115kHz Switching Freq-Max, CMOS, PSFM5 | TOP221G vs MC33369T |
| FSDM0365RNB | Fairchild Semiconductor Corporation | Check for Price | Switching Regulator, Current-mode, 12A, 73kHz Switching Freq-Max, PDIP8 | TOP221G vs FSDM0365RNB |
| ICE3A0365 | Infineon Technologies AG | Check for Price | Switching Regulator, Current-mode, 100kHz Switching Freq-Max, PDIP8 | TOP221G vs ICE3A0365 |
| TOP224P | Power Integrations | Check for Price | Switching Regulator, Voltage-mode, 1.65A, 110kHz Switching Freq-Max, CMOS, PDIP8 | TOP221G vs TOP224P |
| KA5M0380RTU | onsemi | Check for Price | Switching Regulator, Current-mode, 12A, 73kHz Switching Freq-Max, SFM4 | TOP221G vs KA5M0380RTU |
Part Details for TOP221G by Power Integrations
Results Overview of TOP221G by Power Integrations
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
TOP221G Information
TOP221G by Power Integrations is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for TOP221G
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
DISTI #
TOP221G-ND
|
DigiKey | IC OFFLINE SWITCH MULT TOP 8SMD Container: Tube |
0 Tube |
|
Buy Now |
US Tariff Estimator: TOP221G by Power Integrations
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
TOP221G Part Data Attributes
|
|
TOP221G
Power Integrations
Buy Now
Datasheet
|
Compare Parts:
TOP221G
Power Integrations
Switching Regulator, Voltage-mode, 0.28A, 110kHz Switching Freq-Max, CMOS, PDSO8
|
| Pbfree Code | No | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOIC | |
| Package Description | Smd-8 | |
| Pin Count | 8 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Analog IC - Other Type | Switching Regulator | |
| Control Mode | Voltage-Mode | |
| Control Technique | Pulse Width Modulation | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e0 | |
| Length | 9.59 Mm | |
| Moisture Sensitivity Level | 4 | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 0.28 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| Package Equivalence Code | GWDIP8,.4 | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Peak Reflow Temperature (Cel) | 225 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 3.73 Mm | |
| Surface Mount | Yes | |
| Switcher Configuration | Boost | |
| Switching Frequency-Max | 110 Khz | |
| Technology | Cmos | |
| Temperature Grade | Automotive | |
| Terminal Finish | Tin Lead | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 6.35 Mm |
Alternate Parts for TOP221G
This table gives cross-reference parts and alternative options found for TOP221G. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TOP221G, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
TOP221G Frequently Asked Questions (FAQ)
-
The maximum operating temperature range for the TOP221G is -40°C to 125°C, but it's recommended to operate within -20°C to 85°C for optimal performance and reliability.
-
To ensure proper biasing, make sure to provide a stable input voltage (Vin) within the recommended range (typically 8-30V), and ensure the bias winding is properly connected and has the correct turns ratio.
-
For optimal performance and EMI reduction, follow the recommended layout and PCB design guidelines provided in the Power Integrations application notes and design guides, including keeping the power stage components close together, using a solid ground plane, and minimizing loop areas.
-
To troubleshoot common issues, check the input voltage, output voltage, and current sense resistors for proper connection and values. Verify the transformer is properly wound and connected. Check for overheating by monitoring the temperature of the device and ensuring proper heat sinking. Consult the Power Integrations application notes and troubleshooting guides for more detailed guidance.
-
Yes, the TOP221G is designed to meet high-reliability and safety-critical requirements, but it's essential to follow the recommended design and layout guidelines, and to perform thorough testing and validation to ensure the device meets the specific application requirements.