Power Integrations TNY278PN Microcontrollers
DIP-8 DC/DC Controller, 21.5W, 265V AC, Flyback, 140kHz
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TNY278PN
Detailed Description
DIP-8 DC/DC Controller, 21.5W, 265V AC, Flyback, 140kHz
Package
8-DIP (0.300", 7.62mm), 7 Leads
Lifecycle Status
Active
Datasheet
Quick Jump:
Technical Specifications
Power Integrations TNY278PN Microcontrollers technical specifications.
General
Package / Case
8-DIP
Mounting Type
Through Hole
Operating Temperature
-40°C ~ 150°C (TJ)
Lifecycle Status
Active
Voltage Breakdown
700V
Power Watts
28 W
Internal Switch S
Yes
Switching Frequency
132kHz
Output Isolation
Isolated
Topology
Flyback
Alternate Parts Comparison (TNY278PN vs TNY5071K vs TNY5072K vs TNY5073K)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40 °C ~ 150 °C | -40 °C ~ 150 °C | -40 °C ~ 150 °C |
| Control Features | EN | Selectable Current Limit, Frequency Jittering, Programmable Switching Frequency, Soft Start | Selectable Current Limit, Frequency Jittering, Programmable Switching Frequency, Soft Start | Selectable Current Limit, Frequency Jittering, Programmable Switching Frequency, Soft Start |
| Topology | Flyback | Flyback | Flyback | Flyback |
| Auto Restart and Overvoltage Response | -- | Auto-restart | Auto-restart | Auto-restart |
| Breakdown Voltage | -- | 725 V | 725 V | 725 V |
| Control Scheme | -- | Secondary-side | Secondary-side | Secondary-side |
| Internal Switch | -- | Yes | Yes | Yes |
| Max Input Voltage | -- | 265 V | 265 V | 265 V |
| Min Input Voltage | -- | 85 V | 85 V | 85 V |
| Output Power Max Continuous 380v | -- | 25 W | 35 W | 50 W |
| Output Power Max Open Frame 230v | -- | 22.0 W | 32.0 W | 45.0 W |
| Action |
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