Details

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BUY TYN640 https://www.utsource.net/itm/p/12605986.html

Parameter	Symbol	Min	Typical	Max	Unit	Conditions
Input Voltage	VIN	-	12	400	V DC	Operating Range
Output Voltage	VOUT	-	5	-	V DC	Fixed Output
Output Current	IOUT	-	0.4	0.5	A	Continuous
Efficiency	畏	-	85	-	%	At VIN = 12V, IOUT = 0.4A
Quiescent Current	IQ	-	2.5	3.5	mA	No Load
Ripple Voltage	VRIPPLE	-	50	100	mV p-p	At VIN = 12V, IOUT = 0.4A
Operating Temperature	TOP	-40	-	85	掳C	Storage and Operation
Storage Temperature	TSTORAGE	-40	-	125	掳C	-
Thermal Resistance	胃JA	-	50	-	掳C/W	Junction to Ambient

Instructions for Use

1. Input Connection:

   • Connect the positive terminal of the input voltage to the VIN pin.
   • Connect the negative terminal of the input voltage to the GND pin.

2. Output Connection:

   • Connect the load to the VOUT pin.
   • Ensure the load is within the specified output current range (0.4A typical).

3. Heat Dissipation:

   • The TYN640 should be mounted on a heatsink if operating at high input voltages or currents to ensure proper heat dissipation.
   • Refer to the thermal resistance (胃_JA) to calculate the required heatsink size.

4. Capacitors:

   • It is recommended to use input and output capacitors to filter noise and stabilize the circuit.
   • Typical values are 10渭F for input and 10渭F for output capacitors.

5. Protection:

   • The TYN640 includes overcurrent and thermal protection.
   • In case of overcurrent, the device will shut down to prevent damage.
   • If the junction temperature exceeds the maximum rating, the device will also shut down.

6. Storage:

   • Store the TYN640 in a dry environment within the specified storage temperature range (-40掳C to 125掳C).

7. Handling:

   • Handle the TYN640 with care to avoid mechanical stress and electrostatic discharge (ESD).
   • Use appropriate ESD protection when handling the device.

8. Testing:

   • Before connecting the TYN640 to a live circuit, ensure all connections are correct and the input voltage is within the specified range.
   • Test the output voltage and current to verify proper operation.

9. Compliance:

   • Ensure that the application complies with relevant safety and regulatory standards.

(For reference only)