Power Integrations LNK6668E
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.94 | $0.94 |
| 15+ | $0.91 | $13.65 |
| 25+ | $0.89 | $22.25 |
| 50+ | $0.84 | $42.00 |
| 100+ | $0.74 | $74.00 |
| N+ | $0.15 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Power Integrations |
| Product Series | LinkSwitch™-HP |
| Packaging | Tube | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 650V |
| Topology | Flyback |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | - |
| Duty Cycle | 64% |
| Frequency - Switching | 120kHz ~ 136kHz |
| Power (Watts) | 135 W |
| Fault Protection | Current Limiting, Over Load, Over Temperature, Over Voltage, Short Circuit |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 7-SSIP, 6 Leads, Exposed Pad, Formed Leads |
| Supplier Device Package | eSIP-7C |
| ROHS |  |
The LNK6668E from Power Integrations is a LinkSwitch-HP series offline flyback switcher delivering up to 135 W with a 650V integrated power switch. It operates at 120kHz to 136kHz with a 64% maximum duty cycle and provides galvanically isolated output. Protections include current limiting, over load, over temperature, over voltage, and short circuit. Supplied in a 7-SSIP package with exposed pad.
- Integrated 650V switch simplifies isolated flyback design.
- High 135 W output power supports demanding applications.
- 120kHz to 136kHz switching with 64% max duty cycle.
- Comprehensive fault protection enhances reliability.
- Wide -40°C to 150°C junction range for harsh environments.
High-Power Isolated Flyback Supplies
Delivering up to 135 W with a 650V integrated switch, the LNK6668E suits isolated flyback designs requiring substantial output power.
Adapters and Chargers
The 120kHz to 136kHz switching range and 64% max duty cycle support compact isolated power conversion.
Industrial Power Systems
A -40°C to 150°C junction temperature range enables reliable operation in harsh thermal environments.
Appliance and Consumer Power
Integrated switch and comprehensive fault protection simplify offline power design in the LinkSwitch-HP series.
- Q: What topology does the LNK6668E use?
- A: It is a Flyback offline switcher providing galvanically isolated output.
- Q: Does it have an integrated switch?
- A: Yes, the power switch is integrated, rated to 650V breakdown.
- Q: What output power can it deliver?
- A: Up to 135 W.
- Q: What is the switching frequency?
- A: 120kHz to 136kHz.
- Q: What is the maximum duty cycle?
- A: 64%.
- Q: What protections are included?
- A: Current limiting, over load, over temperature, over voltage, and short circuit protection.
LNK6668E.pdf
- Q: What topology does the LNK6668E use?
- A: It is a Flyback offline switcher providing galvanically isolated output.
- Q: Does it have an integrated switch?
- A: Yes, the power switch is integrated, rated to 650V breakdown.
- Q: What output power can it deliver?
- A: Up to 135 W.
- Q: What is the switching frequency?
- A: 120kHz to 136kHz.
- Q: What is the maximum duty cycle?
- A: 64%.
- Q: What protections are included?
- A: Current limiting, over load, over temperature, over voltage, and short circuit protection.
