Details

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BUY TPS40210DRCR https://www.utsource.net/itm/p/11251228.html

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Input Voltage	VIN	4.5	-	28	V	-
Output Voltage Range	VOUT	0.6	-	14	V	-
Switching Frequency	fSW	-	300	700	kHz	-
Output Current	IOUT	-	5	6	A	-
Quiescent Current	IQ	-	2.1	-	mA	VIN = 5V, No Load
Shutdown Current	ISD	-	2	-	μA	VIN = 5V, SHDN = 0V
Efficiency	η	-	94	-	%	VIN = 12V, VOUT = 5V, IOUT = 3A
Thermal Shutdown Temperature	TJ(MAX)	-	160	-	°C	-
Operating Temperature	Toperating	-40	-	125	°C	-
Storage Temperature	Tstorage	-65	-	150	°C	-
Junction-to-Ambient Thermal Resistance	RθJA	-	45	-	°C/W	-

Instructions for TPS40210DRCR

1. Input Voltage (VIN):

   • Ensure the input voltage is within the range of 4.5V to 28V.
   • Use appropriate input capacitors to filter noise and provide stable operation.

2. Output Voltage (VOUT):

   • Set the output voltage using the feedback resistor network. The formula for calculating the output voltage is: [ V_ = V_ left(1 + fracright) ] where ( V_ ) is the internal reference voltage (0.6V).

3. Switching Frequency (fSW):

   • Adjust the switching frequency by selecting an appropriate external resistor (RT). The formula for calculating the switching frequency is: [ f_ = frac{1.08 times 10^6} ] where ( R_T ) is in ohms.

4. Output Current (IOUT):

   • The maximum continuous output current is 6A. Ensure the inductor and output capacitors can handle this current.

5. Quiescent Current (IQ):

   • The quiescent current is 2.1mA at 5V input with no load. This value helps in calculating the efficiency and power loss in the system.

6. Shutdown Current (ISD):

   • The shutdown current is 2μA when the shutdown pin (SHDN) is pulled low. Use this feature to reduce power consumption in standby mode.

7. Efficiency (η):

   • The typical efficiency is 94% under the conditions VIN = 12V, VOUT = 5V, and IOUT = 3A. Optimize the design to achieve high efficiency.

8. Thermal Management:

   • The device has a thermal shutdown temperature of 160°C. Ensure proper heat sinking and airflow to keep the junction temperature below this limit.

9. Operating and Storage Temperature:

   • The operating temperature range is -40°C to 125°C, and the storage temperature range is -65°C to 150°C. Ensure the device is used within these limits to avoid damage.

10. Junction-to-Ambient Thermal Resistance (RθJA):

    • The thermal resistance is 45°C/W. Use this value to calculate the temperature rise based on power dissipation.

By following these instructions, you can ensure optimal performance and reliability of the TPS40210DRCR in your application.

(For reference only)