TNY274PN Power Integrations Off Line Switcher IC - DIP-8 Package

TNY274PN Power Integrations Off-Line Switcher IC - DIP-8 Package is a high-efficiency off-line switcher IC from the TinySwitch-III family by Power Integrations. It integrates a 700V power MOSFET, PWM controller, startup circuitry, current limiting, and thermal protection into a single device, simplifying the design of compact AC-DC power supplies. The TNY274PN is ideal for chargers, standby power supplies, adapters, SMPS, and industrial power applications requiring high efficiency and low standby power consumption.

Features:

1. Integrated 700V Power MOSFET
2. TinySwitch-III Family
3. Universal AC Input Operation
4. Low Standby Power Consumption
5. Integrated PWM Controller
6. Auto-Restart Protection
7. Cycle-by-Cycle Current Limiting
8. Thermal Shutdown Protection
9. Undervoltage Protection
10. High Efficiency Operation
11. Minimal External Components Required
12. DIP-8 Through-Hole Package
13. Suitable for Isolated and Non-Isolated Power Supplies
14. RoHS Compliant

Specifications:

Parameter	Value
Product Type	Off-Line Switcher IC
Model	TNY274PN
Series	TinySwitch-III
Package	DIP-8
Input Voltage	85VAC to 265VAC
Integrated MOSFET	700V Power MOSFET
Maximum Output Power (Open Frame)	Up to 36W
Maximum Output Power (Enclosed Adapter)	Up to 23W
Switching Frequency	132kHz (Typical)
Control Method	PWM
Protections	Auto-Restart, Thermal Shutdown, Current Limiting, Short-Circuit Protection
Operating Temperature	-40°C to +150°C (Junction)
Mounting Type	Through Hole
Applications	SMPS, AC-DC Adapters, Battery Chargers, Standby Power Supplies, Industrial Power Supplies
RoHS Compliance	Yes

Pin Configuration:

Pin	Function
1	EN/UV (Enable / Undervoltage)
2	BP/M (Bypass / Multi-Function)
3	SOURCE
4	SOURCE
5	SOURCE
6	DRAIN
7	DRAIN
8	DRAIN

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Package Includes:

1 x TNY274PN Power Integrations Off-Line Switcher IC - DIP-8 Package