TLE4254EJSXUMA1

Current - Output:	70mA
Supplier Device Package:	PG-DSO-8, e-Pad
Package / Case:	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 150°C
Protection Features:	Over Temperature, Reverse Polarity, Short Circuit
Control Features:	Enable
PSRR:	60dB (100Hz)
Current - Supply (Max):	15mA
Current - Quiescent (Iq):	80µA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	0.4V @ 70mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	Tracking
Voltage - Input (Max):	45V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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TLE4254EJSXUMA1 is a linear voltage regulator, which is widely used in power management integrated circuit (PMIC) system. It can be used as a single chip solution for a range of tasks, including monitoring, power supply, and control system requirements. The device is designed to promote efficient power management for applications such as server, power supply, and embedded systems.The TLE4254EJSXUMA1 is a high voltage linear regulator device with a high operating current rating up to 5A. It features dual enable / disable inputs, allowing the device to be controlled via two distinct enable / disable signals. The device has a selectable input voltage range of 2.7V – 13.2V, allowing it to be used with a range of DC supplies, including PoE and 12V-24V/AC supplies. The device has a wide output voltage adjustment range of 0.8V-25V, allowing it to regulate a variety of outputs, such as low-power ASIC or logic core voltages, Vbat or Vcc supply rails, and other similar power supply rails.The device also features overvoltage protection, protecting the output from transients and overvoltage conditions. The device includes a logic low shutdown control, allowing it to be controlled via a digital control signal. The device can also be configured for constant current operation, as well as for double voltage operation (for split-rail power supplies), by use of an enabling pin. The device includes thermal shutdown protection, and has a maximum temperature range from -20°C to +85°C.When it comes to features, the TLE4254EJSXUMA1 provides a great amount of flexibility. It offers low harmonic distortion, low noise, improved EMI, high efficiency, and current limiting. The device can be used as a adjustable linear regulator, DC-DC converter, and power supply sequencing. The device is also designed to have a low quiescent current, ensuring low power consumption and a high efficiency level.The working principle of the device is fairly simple and consists of a pass transistor and a control block. A reference voltage is applied to the non-inverting input of the control block, while the inverting input is connected to the output voltage divider. This voltage divider is connected to the output pin, and is designed to monitor the output voltage. When the output voltage is lower than the reference voltage, the pass transistor is turned on, and the current is increased until the output voltage is equal to the reference voltage. When the output voltage is higher than the reference voltage, the pass transistor is turned off, and the current is decreased until the output voltage is equal to the reference voltage. This principle allows the device to provide a constant output voltage, regardless of changes in input voltage or load current.In conclusion, the TLE4254EJSXUMA1 is an excellent choice for a linear voltage regulator in power management integrated circuit systems. It is a highly versatile device, offering efficient power management, adjustable output voltage, overvoltage protection, thermal shutdown protection, current limiting, low power consumption, and excellent dynamic response.

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