ZLDO1117G15TA Integrated Circuits (ICs)

Current - Output:	1A
Base Part Number:	ZLDO1117
Supplier Device Package:	SOT-223
Package / Case:	TO-261-4, TO-261AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	--
PSRR:	80dB (120Hz)
Current - Supply (Max):	10mA
Current - Quiescent (Iq):	120µA
Series:	--
Voltage Dropout (Max):	1.35V @ 1A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.5V
Voltage - Input (Max):	18V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Pulse width modulated (PWM) regulators are used extensively in electronic devices and equipment. Just about all electronic devices, from televisions and computers to refrigerators, use some form of a PWM-based voltage regulator. The ZLDO1117G15TA is a Linear Pulse Width Modulated (PWM) voltage regulator designed to deliver a constant voltage of up to 15V.It is especially suitable for the regulation of loads at high frequency and high current in medium power applications such as notebook computers, LCD displays and cell phones. Its PWM output voltage can be varied in response to changing conditions, making it ideally suited for applications requiring flexible voltage ranges.The ZLDO1117G15TA integrates a control IC and a MOSFET switch in a single package, making it much smaller and easier to use than a discrete device. It also uses a built-in over current detection circuit to protect the load from excessive current flow, increasing the reliability of the regulator.The ZLDO1117G15TA\'s PWM output voltage is generated by a three-stage voltage regulation process. The first stage is a voltage sensing stage that detects the voltage level of the load. The next stage is a comparator stage in which the sensed voltage is compared to a reference voltage. The reference voltage is set by a voltage divider or external voltage input.The last stage is a drive stage that controls the pulse width of the output signal and determines the output voltage. The voltage divider can be programmed by a register to change the reference voltage, allowing for adjustable voltage ranges between 0.9V to 15V.The ZLDO1117G15TA is ideally suited for applications in communications, automotive, industrial, home appliance and consumer markets. It is a small and cost-effective voltage regulator for medium power applications that require a wide range of adjustable voltage levels.In addition to the ZLDO1117G15TA, there are several other Linear Pulse Width Modulated (PWM) voltage regulators on the market designed to deliver different voltage levels. These are designed to meet the needs of specific applications, based on the voltage required, allowed ripple, power efficient master controller, and total cost.The use of PWM-based voltage regulators is increasing as more microprocessors and integrated circuits are used in devices and products. A PWM-based voltage regulator is an ideal candidate for applications that require precise and reliable voltage regulation. The ZLDO1117G15TA is an ideal voltage regulator for applications that require adjustable voltage ranges, a wide range of current levels, and protection against excessive current.

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