Details

---

BUY TOP234GN https://www.utsource.net/itm/p/12532928.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Input Voltage	VIN	170	-	375	V	Operating input voltage range
Output Power	POUT	-	13	16	W	Maximum output power
Switching Frequency	fSW	-	132	-	kHz	Typical switching frequency
Quiescent Current	IQ	-	1.5	-	mA	Quiescent current at no load
Efficiency	η	-	85	-	%	Typical efficiency at full load
Thermal Shutdown	TSD	-	160	-	°C	Thermal shutdown temperature
Operating Temperature	TOP	-40	-	85	°C	Operating temperature range
Storage Temperature	TSTG	-55	-	150	°C	Storage temperature range
Pin Count	-	-	8	-	-	Number of pins
Package Type	-	-	DIP	-	-	Package type

Instructions for Using TOP234GN

1. Input Connection:

   • Connect the input voltage (V_IN) to the appropriate pin, typically Pin 1.
   • Ensure the input voltage is within the specified range (170V to 375V).

2. Output Configuration:

   • Connect the output load to the output pins (typically Pins 5 and 8).
   • Use appropriate external components (inductor, capacitor) to filter and stabilize the output.

3. Feedback Loop:

   • Connect the feedback pin (typically Pin 6) to the output voltage divider network to maintain regulation.
   • Adjust the resistors in the feedback network to set the desired output voltage.

4. Thermal Management:

   • Ensure adequate heat dissipation by mounting the TOP234GN on a heatsink if operating near maximum power.
   • Monitor the temperature to avoid exceeding the thermal shutdown threshold (160°C).

5. Protection Circuits:

   • The device includes built-in overvoltage, overcurrent, and thermal protection.
   • No additional external protection circuits are typically required.

6. Capacitor Selection:

   • Use high-quality electrolytic capacitors for input and output filtering.
   • Ensure the capacitors have a suitable ripple current rating and voltage rating.

7. Layout Considerations:

   • Keep high-frequency traces short and direct to minimize noise.
   • Place decoupling capacitors close to the power pins to reduce parasitic inductance.

8. Storage and Handling:

   • Store the device in a dry, cool environment within the specified storage temperature range (-55°C to 150°C).
   • Handle with care to avoid static damage; use ESD precautions when handling the device.

By following these instructions, you can ensure optimal performance and reliability of the TOP234GN in your power supply design.

(For reference only)