Details

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BUY TNY278GN https://www.utsource.net/itm/p/12605221.html

Parameter	Symbol	Min	Typical	Max	Unit
Input Voltage Range	VIN	85	-	265	VAC
Output Power	POUT	-	14	-	W
Output Voltage	VOUT	-	5	-	VDC
Output Current	IOUT	-	2.8	-	A
Efficiency	畏	-	70	-	%
No-Load Consumption	PNL	-	0.1	-	W
Switching Frequency	fSW	-	65	-	kHz
Operating Temperature	TOP	-40	-	85	掳C
Storage Temperature	TSTG	-40	-	125	掳C
Humidity	RH	-	85	-	%
Protection Features	-	-	Overload, Short-Circuit, Over-Temperature	-	-

Instructions for Using TNY278GN

1. Input Connection:

   • Connect the AC input to the designated pins on the TNY278GN. Ensure that the input voltage is within the specified range (85VAC to 265VAC).

2. Output Configuration:

   • The TNY278GN is designed to provide a 5VDC output. Connect the output load to the output pins. The maximum output current is 2.8A.

3. Heat Dissipation:

   • Ensure adequate heat dissipation by mounting the TNY278GN on a heatsink or a PCB with sufficient copper area. The operating temperature range is -40掳C to 85掳C.

4. Protection Circuits:

   • The TNY278GN includes built-in protection features such as overload protection, short-circuit protection, and over-temperature protection. These features help ensure reliable operation under various conditions.

5. Efficiency:

   • The typical efficiency of the TNY278GN is 70%. To optimize efficiency, ensure that the design is well-ventilated and operates within the recommended temperature range.

6. No-Load Operation:

   • The no-load consumption of the TNY278GN is typically 0.1W. This low consumption helps in reducing standby power losses.

7. Storage:

   • Store the TNY278GN in a dry environment with a relative humidity of up to 85% and temperatures between -40掳C and 125掳C.

8. Switching Frequency:

   • The switching frequency of the TNY278GN is typically 65kHz. This frequency helps in reducing the size of external components like transformers and capacitors.

9. Design Considerations:

   • When designing a circuit with the TNY278GN, consider the layout and placement of components to minimize electromagnetic interference (EMI) and ensure stable operation.

10. Testing:

    • Before deploying the TNY278GN in a final application, thoroughly test the circuit under various conditions to ensure it meets all performance and safety requirements.

(For reference only)