S-13D1C1818-A6T2U3

Current - Output:	150mA
Supplier Device Package:	HSNT-6-B
Package / Case:	6-SMD, Flat Lead Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Overcurrent, Thermal Shutdown
Control Features:	Enable
PSRR:	75dB (1kHz), 75dB (1kHz)
Current - Supply (Max):	116µA
Current - Quiescent (Iq):	58µA
Series:	S-13D1
Voltage Dropout (Max):	0.19V @ 100mA, 0.19V @ 100mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V, 1.8V
Voltage - Input (Max):	5.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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PMIC - Voltage Regulators - Linear

The S-13D1C1818-A6T2U3 is a high-efficiency linear voltage regulator designed for DC-DC applications with a wide input voltage range of 3V to 18V. This device can support up to 1A of output current and offers an adjustable output voltage range of 0.8V to 17V with an accuracy of ±1%. In addition, the S-13D1C1818-A6T2U3 is equipped with an adjustable soft-start function, heavy-load transient detection, current-limiting protection, and short-circuit protection, making it an ideal choice for applications requiring a high degree of safety and reliability.The S-13D1C1818-A6T2U3 is widely used in a variety of fields, including solar energy systems, personal electronics, automotive electronics, medical devices, industrial automation systems, and power supplies. This device can be used for voltage boosting and voltage reduction, as well as for applications requiring high load transient detection and current limiting protection.

Working Principle

The S-13D1C1818-A6T2U3 has a Linear Voltage Regulator topology, which works by regulating the output voltage by varying the current flowing from the input source to the output load. The voltage regulator is composed of an integrated power transistor, which acts as the main switching element, and a comparator, which compares the output voltage with the reference voltage.When the output voltage drops below the reference voltage, the comparator will activate the power transistor and thereby increases the current flowing from the input source to the output load. Conversely, when the output voltage is higher than the reference voltage, the comparator will deactivate the transistor, decreasing the amount of current flowing from the input source to the output load. As the current flow is varied, the output voltage is regulated, ensuring that the output voltage is within the specified tolerance range.

Advantages

The S-13D1C1818-A6T2U3 has many advantages compared to other voltage regulator topologies. First, the Linear Voltage Regulator topology is known for its high efficiency, which helps to reduce power consumption and reduce overall system power consumption. Furthermore, this topology offers excellent line and load regulation, meaning that it can maintain a stable voltage output even with varying input voltage and load conditions. Additionally, this device has built-in protection features such as adjustable over-current protection, adjustable soft-start function, heavy-load transient detection, and short-circuit protection, providing improved safety and reliability.

Disadvantages

Despite its many advantages, the S-13D1C1818-A6T2U3 also has some disadvantages. One of the major drawbacks of this topology is its relatively high quiescent current, which can lead to an increase in system power consumption. Additionally, the Linear Voltage Regulator topology has a limited output power capability and can only support output currents up to 1A, which may be insufficient for some applications.

Conclusion

The S-13D1C1818-A6T2U3 is a high-efficiency linear voltage regulator that has a wide input voltage range and adjustable output voltage. It has excellent line and load regulation and built-in safety features, making it an ideal choice for applications requiring high levels of safety and reliability. As with any device, however, it has some drawbacks such as higher quiescent current and limited output power.

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