TNY278PN
- Mfr.Part #
- TNY278PN
- Manufacturer
- Power Integrations
- Package / Case
- 8-DIP (0.300, 7.62mm), 7 Leads
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK 8DIP
- Stock
- 35,368
- In Stock :
- 35,368
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Power Integrations
- Product Category :
- AC DC Converters, Offline Switches
- Duty Cycle :
- 65%
- Pin Count :
- 8
- Output Isolation :
- Isolated
- Topology :
- Flyback
- Fault Protection :
- Current Limiting, Open Loop, Over Temperature, Over Voltage, Short Circuit
- Max Duty Cycle :
- 65 %
- Min Input Voltage (AC) :
- 85V
- Number of Functions :
- 1
- Control Features :
- EN
- Max Input Voltage (AC) :
- 265V
- Factory Lead Time :
- 4 Weeks
- Operating Temperature :
- -40°C~150°C TJ
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Mounting Type :
- Through Hole
- Package / Case :
- 8-DIP (0.300, 7.62mm), 7 Leads
- Number of Terminations :
- 7
- Frequency :
- 132kHz
- Power Rating :
- 28W
- ECCN Code :
- EAR99
- Max Power Dissipation :
- 28W
- Weight :
- 2.26799g
- Mount :
- Through Hole
- Operating Supply Current :
- 445μA
- REACH SVHC :
- No SVHC
- Packaging :
- Tube
- Nominal Supply Current :
- 445μA
- JESD-609 Code :
- e3
- Output Type :
- Adjustable
- Length :
- 9.575mm
- Max Supply Voltage :
- 265V
- Min Input Voltage :
- 85V
- Control Technique :
- PULSE WIDTH MODULATION
- Switcher Configuration :
- Single
- JESD-30 Code :
- R-PDIP-T7
- Height :
- 4.06mm
- Supply Current-Max (Isup) :
- 0.54mA
- Terminal Pitch :
- 2.54mm
- Radiation Hardening :
- No
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Finish :
- Matte Tin (Sn)
- Max Junction Temperature (Tj) :
- 150°C
- Input Voltage-Nom :
- 2.2V
- Output Voltage :
- 12V
- Lead Free :
- Lead Free
- Output Power :
- 21.5W
- Voltage - Breakdown :
- 700V
- Series :
- TinySwitch®-III
- Max Supply Voltage (AC) :
- 265V
- RoHS Status :
- RoHS Compliant
- Terminal Position :
- Dual
- Number of Outputs :
- 1
- Width :
- 7.62mm
- Internal Switch(s) :
- yes
- Number of Pins :
- 8
- Min Supply Voltage (AC) :
- 85V
- Min Supply Voltage :
- 90V
- Max Input Voltage :
- 265V
- Published :
- 1999
- Datasheets
- TNY278PN

AC DC Converters, Offline Switches Power Integrations TNY278PN Overview
The TNY278PN from Power Integrations is a highly efficient, integrated circuit tailored for offline switch-mode power supplies. This component is part of the TinySwitch-III series, which is renowned for its ability to deliver high performance while minimizing power consumption and system costs. The TNY278PN is designed to support a wide range of input voltages and is particularly suited for applications requiring a compact form factor and high reliability. Incorporating this IC in your designs can streamline power management, enhance system integrity, and ensure consistent performance under varying load conditions. The AC DC Converters, Offline Switches Power Integrations TNY278PN is an excellent choice for businesses looking to optimize their power solutions with advanced technology.
TNY278PN Features
- Enhanced energy efficiency: Reduces power waste and improves overall system efficiency.
- Wide input voltage range: Adaptable to various power supplies, increasing versatility.
- Integrated auto-restart and thermal shutdown features: Enhances safety and reliability by preventing thermal overload and system failures.
- Compact 8DIP package: Ideal for applications with limited PCB space.
- Flyback topology support: Enables simplified design for isolated power supply circuits.
TNY278PN Applications
- Consumer electronics: Used in TVs, radios, and other home appliances for reliable power conversion and extended device longevity.
- Standby power supplies: Maintains power efficiency and safety in devices requiring continuous power readiness.
- Smart home devices: Provides stable and efficient power management for devices like smart thermostats and home security systems.
- LED lighting: Drives LED arrays efficiently, ensuring optimal luminance and energy conservation.
- Battery chargers: Integrates seamlessly into charger designs, offering a high level of efficiency and safety for battery management systems.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















