Details

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BUY UC3524AN https://www.utsource.net/itm/p/12591449.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	-	10	-	40	V
Output Current Limit	IOL	Vout = 5V	1.5	-	2.5	A
Operating Temperature	Topr	-	-40	-	125	°C
Reference Voltage	Vref	ILIM pin shorted to ground	2.5	-	2.5	V
Duty Cycle Range	D	-	0	-	100	%
Switching Frequency	fsw	External resistor	10	-	500	kHz
Error Amplifier Gain	Aea	-	10	-	100	dB

Instructions for UC3524AN

1. Power Supply Connection:

   • Connect the supply voltage (Vcc) between 10V and 40V to the appropriate pins of the UC3524AN.

2. Output Configuration:

   • Ensure the output current limit is set appropriately using external components, typically a resistor or inductor, to stay within the 1.5A to 2.5A range.

3. Temperature Considerations:

   • Operate the device within the temperature range of -40°C to 125°C to ensure reliable performance.

4. Reference Voltage Setup:

   • For accurate regulation, connect the ILIM pin to ground to achieve a stable reference voltage of 2.5V.

5. Duty Cycle Adjustment:

   • Adjust the duty cycle as needed within the 0% to 100% range using control logic or external components.

6. Frequency Setting:

   • Set the switching frequency by connecting an appropriate external resistor, ensuring it falls within the 10kHz to 500kHz range.

7. Error Amplifier Tuning:

   • The error amplifier gain can be adjusted via external components to achieve the desired gain between 10dB and 100dB for optimal performance.

Note: Always refer to the specific application notes and detailed datasheet provided by the manufacturer for precise setup and troubleshooting.

(For reference only)