Details

---

BUY LT3489EMS8E#PBF https://www.utsource.net/itm/p/4808203.html
IC REG BOOST ADJ 2.5A 8MSOP

Parameter	Description	Value
Part Number	Part identifier	LT3489EMS8E#PBF
Package Type	Type of package	MS8
Operating Temperature	Temperature range for operation	-40掳C to 125掳C
Input Voltage Range	Range of input voltage the device can handle	2.7V to 5.5V
Output Voltage Range	Range of output voltage the device can provide	Adjustable
Switching Frequency	Frequency at which the internal switch operates	1MHz
Output Current	Maximum continuous output current	1A
Efficiency	Typical efficiency of the converter	Up to 90%
Control Method	Method used to control the output	Constant Frequency, PWM
Protection Features	Features included to protect the device	Short-Circuit, Thermal Shutdown
Pin Count	Number of pins	8

Instructions for Use:

1. Power Supply Connection:

   • Connect the input power supply within the specified input voltage range (2.7V to 5.5V) to the VIN pin and GND.

2. Output Configuration:

   • Set the desired output voltage by configuring the feedback resistor network connected to the FB pin.

3. External Components:

   • Choose appropriate inductors and capacitors based on the switching frequency and output current requirements.
   • Place these components as close as possible to the IC to minimize parasitic effects.

4. Thermal Considerations:

   • Ensure adequate heat dissipation if operating near the maximum output current or in high ambient temperatures.

5. Protection:

   • The device includes short-circuit and thermal shutdown protection; ensure your design does not exceed these limits to avoid damage.

6. Layout Recommendations:

   • Follow recommended PCB layout guidelines provided in the datasheet to optimize performance and reliability.

7. Testing:

   • After assembly, test the circuit under various load conditions to ensure stable operation within specifications.

(For reference only)