Power Integrations LNK3202P
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.61 | $0.61 |
| 15+ | $0.59 | $8.85 |
| 25+ | $0.58 | $14.50 |
| 50+ | $0.54 | $27.00 |
| 100+ | $0.48 | $48.00 |
| N+ | $0.10 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | LinkSwitch™-TN2 |
| Packaging | Tube | |
| Output Isolation | Non-Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Topology | Buck, Buck-Boost, Flyback |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 69% |
| Frequency - Switching | 66kHz |
| Power (Watts) | - |
| Fault Protection | Current Limiting, Over Temperature, Over Voltage, Short Circuit |
| Control Features | - |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm), 7 Leads |
| Supplier Device Package | 8-PDIP-C |
| ROHS |
The LNK3202P from Power Integrations is a LinkSwitch-TN2 offline switcher IC with an integrated power switch for non-isolated Buck, Buck-Boost, and Flyback designs. It offers a 725V breakdown rating, 66kHz switching frequency, and 69% maximum duty cycle. Current limiting, over temperature, over voltage, and short circuit protection support operation across a -40°C to 125°C junction temperature range in an 8-DIP package.
- Integrated power switch reduces external component count and simplifies non-isolated offline designs.
- 725V breakdown voltage provides margin for offline AC-DC operation.
- Supports Buck, Buck-Boost, and Flyback topologies for design flexibility.
- Protection suite includes current limiting, over temperature, over voltage, and short circuit.
- Wide -40°C to 125°C junction temperature range for varied environments.
Non-Isolated Bias Supplies
The LNK3202P's Buck topology and 725V breakdown rating suit non-isolated bias supplies in appliances and controls, with an integrated switch enabling a compact offline solution.
Buck-Boost Auxiliary Rails
Using Buck-Boost topology, this LinkSwitch-TN2 device generates auxiliary rails where output may sit above or below input, with soft start and frequency control supporting stable startup.
Low-Power Flyback Designs
For non-isolated flyback configurations, the 66kHz switching frequency and 69% max duty cycle enable compact magnetics, while current limiting and short circuit protection safeguard the design.
Enclosed Offline Switching
With a -40°C to 125°C junction temperature range, the LNK3202P suits enclosed power designs, while over temperature and over voltage protection enhance reliability.
- Q: What topologies does the LNK3202P support?
- A: It supports Buck, Buck-Boost, and Flyback topologies for non-isolated offline designs.
- Q: Does it include an integrated switch?
- A: Yes, the power switch is integrated, simplifying design and reducing external parts.
- Q: What is the breakdown voltage rating?
- A: The device has a 725V breakdown voltage rating.
- Q: What switching frequency does it use?
- A: It operates at 66kHz with a maximum duty cycle of 69%.
- Q: What protections are included?
- A: Current limiting, over temperature, over voltage, and short circuit protection are provided.
- Q: What topologies does the LNK3202P support?
- A: It supports Buck, Buck-Boost, and Flyback topologies for non-isolated offline designs.
- Q: Does it include an integrated switch?
- A: Yes, the power switch is integrated, simplifying design and reducing external parts.
- Q: What is the breakdown voltage rating?
- A: The device has a 725V breakdown voltage rating.
- Q: What switching frequency does it use?
- A: It operates at 66kHz with a maximum duty cycle of 69%.
- Q: What protections are included?
- A: Current limiting, over temperature, over voltage, and short circuit protection are provided.

LNK3202P.pdf