Details

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BUY LTC7001EMSE#TRPBF https://www.utsource.net/itm/p/12609142.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Input Voltage	VIN	Operating Range	2.9	-	65	V
Output Voltage	VOUT	Regulation Range	0.4	-	63	V
Quiescent Current	IQ	VIN = 12V	-	85	-	渭A
Shutdown Current	ISD	VIN = 12V	-	0.7	-	渭A
Minimum ON Time	tON(min)	VIN = 60V, VOUT = 5V	-	60	-	ns
Maximum Duty Cycle	Dmax	VIN = 65V, VOUT = 5V	-	98	-	%
Switching Frequency	fSW	RT = 365k惟	-	100	-	kHz
Control Method	-	-	-	-	-	Constant On-Time (COT)

Instructions for Use:

1. Power Supply Connections:

   • Connect the input voltage (VIN) to the power supply.
   • Ensure that the output voltage (VOUT) is within the regulation range.

2. Quiescent and Shutdown Current Management:

   • The quiescent current is typically 85渭A at VIN = 12V.
   • In shutdown mode, the current drops to approximately 0.7渭A.

3. Switching Frequency Adjustment:

   • Adjust the switching frequency by selecting an appropriate resistor value for RT. For example, a 365k惟 resistor sets the frequency to approximately 100kHz.

4. Minimum ON Time Consideration:

   • Be aware of the minimum ON time when configuring the duty cycle and operating conditions.

5. Maximum Duty Cycle:

   • Operate within the maximum duty cycle limit to ensure proper regulation and avoid potential damage.

6. Control Method:

   • The LTC7001EMSE#TRPBF uses a constant on-time control method, which simplifies loop compensation and provides fast transient response.

7. Thermal Considerations:

   • Ensure adequate heat dissipation for reliable operation, especially at higher input voltages and currents.

8. Capacitor Selection:

   • Choose input and output capacitors based on the ripple requirements and stability criteria of your application.

For detailed design considerations and further information, refer to the datasheet provided by the manufacturer.

(For reference only)