Details

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BUY NCP1203D100R2 https://www.utsource.net/itm/p/357396.html
PWM Current-Mode Controller for Universal Off-Line Supplies Featuring Standby and Short Circuit

Parameter	Symbol	Min	Typ	Max	Unit	Conditions/Notes
Input Voltage	VIN	4.5	-	18	V	Operating range
Output Voltage	VOUT	-	10	-	V	Fixed output voltage
Output Current	IOUT	-	200	-	mA	Maximum continuous output current
Quiescent Current	IQ	-	65	-	μA	Typical at no load
Dropout Voltage	VDROPOUT	-	0.7	-	V	At IOUT = 100 mA
Line Regulation	-	-	0.05	-	%/V	Change in VOUT for 1% change in VIN
Load Regulation	-	-	0.1	-	%/mA	Change in VOUT for 1% change in IOUT
Ripple Rejection	-	-	70	-	dB	At 1 kHz
Thermal Shutdown	TSD	-	160	-	°C	Thermal shutdown temperature
Storage Temperature Range	TSTG	-40	-	125	°C	Operating and non-operating conditions
Package Type	-	-	-	-	SOT-23	Surface mount package

Instructions:

1. Input Voltage (VIN): Ensure the input voltage is within the specified range of 4.5V to 18V to avoid damage or improper operation.
2. Output Voltage (VOUT): The NCP1203D100R2 provides a fixed output voltage of 10V. No external components are required for setting the output voltage.
3. Output Current (IOUT): The device can supply up to 200mA continuously. Exceeding this limit may cause overheating or damage.
4. Quiescent Current (IQ): The quiescent current is typically 65μA at no load, which helps in minimizing power consumption.
5. Dropout Voltage (VDROPOUT): The dropout voltage is 0.7V at 100mA output current. This ensures efficient operation even when the input voltage is close to the output voltage.
6. Line Regulation: The line regulation is 0.05%/V, indicating minimal changes in output voltage with variations in input voltage.
7. Load Regulation: The load regulation is 0.1%/mA, ensuring stable output voltage under varying load conditions.
8. Ripple Rejection: The ripple rejection is 70dB at 1kHz, providing good filtering of input ripple.
9. Thermal Shutdown (TSD): The device will shut down if the internal temperature exceeds 160°C to prevent damage.
10. Storage Temperature Range (TSTG): Store the device between -40°C and 125°C to ensure proper performance and longevity.
11. Package Type: The NCP1203D100R2 comes in a SOT-23 package, suitable for surface mount applications.

Layout Considerations:

• Place the input and output capacitors as close as possible to the device to minimize noise and improve stability.
• Use a low ESR capacitor for the output to reduce ripple and improve transient response.
• Ensure proper heat dissipation if operating near the maximum output current to prevent thermal shutdown.

(For reference only)