Details

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Below is the parameter table and instructions for the MP1605GTF-Z, a high-efficiency synchronous step-down DC-DC converter.

Parameter Table

Parameter	Symbol	Min	Typ	Max	Unit
Input Voltage	VIN	3.0	-	28.0	V
Output Voltage	VOUT	0.6	-	15.0	V (Adjustable)
Output Current	IOUT	-	5.0	-	A
Switching Frequency	fSW	-	600	-	kHz
Efficiency	畏	-	95	-	%
Quiescent Current	IQ	-	30	-	渭A
Shutdown Current	ISD	-	1.0	-	渭A
Operating Temperature Range	TOPR	-40	-	125	掳C
Storage Temperature Range	TSTG	-65	-	150	掳C
Package	-	-	SOIC-8	-	-

Instructions

1. Input Voltage (VIN):

   • Ensure the input voltage is within the range of 3.0V to 28.0V.
   • Connect the input voltage to the VIN pin and ground to the GND pin.

2. Output Voltage (VOUT):

   • The output voltage can be adjusted from 0.6V to 15.0V using an external resistor divider.
   • Connect the feedback pin (FB) to the resistor divider between VOUT and GND.

3. Output Current (IOUT):

   • The device can deliver up to 5.0A of continuous output current.
   • Ensure the inductor and other components can handle the maximum current.

4. Switching Frequency (fSW):

   • The switching frequency is fixed at 600kHz.
   • This helps in reducing the size of external components like inductors and capacitors.

5. Efficiency (畏):

   • The converter has a high efficiency of up to 95%.
   • Optimize the design by selecting low ESR capacitors and inductors.

6. Quiescent Current (IQ):

   • The quiescent current is typically 30渭A.
   • This low quiescent current helps in extending battery life in portable applications.

7. Shutdown Current (ISD):

   • The shutdown current is typically 1.0渭A.
   • Use the enable (EN) pin to control the shutdown mode.

8. Operating Temperature Range (TOPR):

   • The device operates reliably from -40掳C to 125掳C.
   • Ensure proper heat dissipation for high-power applications.

9. Storage Temperature Range (TSTG):

   • Store the device in an environment ranging from -65掳C to 150掳C.

10. Package:

    • The MP1605GTF-Z comes in an SOIC-8 package.
    • Follow the recommended PCB layout guidelines for optimal performance.

Additional Notes:

• Thermal Management: Use a heatsink or thermal pad if operating at high power levels.
• Capacitors: Use ceramic capacitors with X7R or X5R dielectric for stable operation.
• Inductor Selection: Choose an inductor with low DCR and appropriate saturation current rating.
• PCB Layout: Keep the power loop area small to minimize EMI and improve stability.

For detailed application notes and further information, refer to the datasheet provided by Monolithic Power Systems (MPS).

(For reference only)