Details

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BUY TC511665Z-80 https://www.utsource.net/itm/p/12618623.html

Parameter	Description	Value	Unit
Part Number	Device Identifier	TC511665Z-80	-
Type	Device Type	DC-DC Converter	-
Input Voltage Range	Minimum to Maximum Input Voltage	4.5 to 20	V
Output Voltage	Adjustable Output Voltage	0.9 to 5.5	V
Output Current	Maximum Continuous Output Current	3	A
Switching Frequency	Fixed Switching Frequency	800	kHz
Efficiency	Typical Efficiency at Full Load	90	%
Package	Encapsulation Type	SOIC-8	-
Operating Temperature	Ambient Operating Temperature Range	-40 to 125	掳C
Storage Temperature	Storage Temperature Range	-65 to 150	掳C
Quiescent Current	Current Consumption in Shutdown Mode	1	渭A
Output Ripple	Output Voltage Ripple	20	mVpp
Line Regulation	Change in Output Voltage with Input Voltage	0.1	%/V
Load Regulation	Change in Output Voltage with Load	0.2	%/A
Start-up Time	Time from Input Power Applied to Output Stable	200	渭s
Protection Features	Built-in Protections	Overcurrent, Overtemperature, Short-circuit	-

Instructions for Use:

1. Input Connection: Connect the input voltage within the specified range (4.5V to 20V) to the VIN pin. Ensure proper decoupling capacitors are placed close to the VIN pin to minimize noise.

2. Output Configuration: Adjust the output voltage using the feedback resistor network connected to the FB pin. The output voltage can be set between 0.9V and 5.5V.

3. Output Capacitor: Place a suitable output capacitor (typically 10渭F to 100渭F) close to the VOUT pin to stabilize the output and reduce ripple.

4. Thermal Management: Ensure adequate heat dissipation if operating at high current or in high ambient temperatures. Consider using a heatsink if necessary.

5. Protection Circuits: The device includes overcurrent, overtemperature, and short-circuit protection. In case of a fault, the device will automatically shut down and restart after the fault condition is removed.

6. Layout Considerations: Follow good PCB layout practices to minimize EMI and ensure stable operation. Keep the power traces wide and short, and use ground planes to reduce noise.

7. Storage and Handling: Store the device in a dry, cool place within the specified storage temperature range. Handle with care to avoid damage to the pins and package.

8. Testing: Before finalizing the design, test the converter under various load and input conditions to ensure it meets the required performance specifications.

(For reference only)