Details

---

BUY UC3544N https://www.utsource.net/itm/p/12611571.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	8	15	36	V
Operating Temperature	Topr	Storage	-40		125	掳C
Quiescent Current	IQ	Vcc = 15V, fosc = 100kHz	7	10	13	mA
Oscillator Frequency Range	fosc		100		500	kHz
Duty Cycle Range	D		0.1		0.9
Maximum Output Current	Iout	Short Duration		1.5		A
Minimum On-Time	tonmin		1			渭s
Minimum Off-Time	toffmin		1			渭s

Instructions for UC3544N

1. Power Supply:

   • Ensure the supply voltage (Vcc) is within the range of 8V to 36V.

2. Operating Temperature:

   • The device should operate within a temperature range from -40掳C to 125掳C.

3. Quiescent Current:

   • Keep the quiescent current between 7mA and 13mA when operating at 15V with an oscillator frequency of 100kHz.

4. Oscillator Frequency:

   • Set the oscillator frequency between 100kHz and 500kHz for optimal performance.

5. Duty Cycle:

   • Maintain the duty cycle within 10% to 90% to ensure stable operation.

6. Output Current:

   • Do not exceed the maximum output current of 1.5A for short durations.

7. On-Time and Off-Time:

   • Ensure that the minimum on-time and off-time are both at least 1渭s.

For detailed application-specific instructions, refer to the datasheet provided by the manufacturer.

(For reference only)