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TPS79118DBVR

Name: TPS79118DBVR
Rating: 4.7 (12 reviews)

IC REG LINEAR 1.8V 100MA SOT23-5

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Mfr。パート #TPS79118DBVR
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仕様

Part Status	Active
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	5.5V
Voltage - Output (Min/Fixed)	1.8V
Current - Output	100mA
Current - Quiescent (Iq)	250 µA
PSRR	80dB ~ 45dB (100Hz ~ 100kHz)
Control Features	Enable
Protection Features	Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	SC-74A, SOT-753
Supplier Device Package	SOT-23-5
Base Product Number	TPS79118

概要

Description

The TPS79118DBVR is a low-dropout (LDO) voltage regulator designed by Texas Instruments. It provides a stable output voltage of 1.8V with a maximum output current of 1A, making it suitable for a variety of applications, including portable devices, microcontrollers, and power management systems. With an input voltage range of 2.5V to 5.5V, the TPS79118DBVR features a low dropout voltage of approximately 300mV at full load, ensuring efficient performance even when the input voltage is close to the output voltage.
The device also includes features such as thermal shutdown and current limiting for enhanced reliability. Its small SOT-23 package makes it suitable for space-constrained designs. The TPS79118DBVR is characterized by low quiescent current, enabling extended battery life in portable applications. Overall, it is an ideal choice for designers looking for a compact, efficient, and reliable voltage regulation solution.

Features

The TPS79118DBVR is a low-dropout (LDO) voltage regulator designed for high-performance applications. Key features include:
1. Output Voltage: Fixed 1.8V output with a tolerance of ±2%.
2. Low Dropout Voltage: Typically 150 mV at 300 mA, ensuring efficiency in low-voltage applications.
3. Output Current: Capable of sourcing up to 300 mA.
4. Power Supply Rejection Ratio (PSRR): High PSRR, providing excellent noise rejection.
5. Low Quiescent Current: A typical value of 30 µA, enhancing battery life in portable devices.
6. Thermal Overload Protection: Prevents damage from overheating.
7. Short-Circuit Protection: Safeguards the device during fault conditions.
8. Small Package: Offered in a 5-pin SOT-23 package, ideal for space-constrained designs.
9. Wide Operating Temperature Range: Usable from -40°C to +125°C, suitable for various environments.
These features make the TPS79118DBVR an excellent choice for mobile, battery-powered, and portable applications requiring stable and efficient voltage regulation.

Package

The TPS79118DBVR is packaged in a 5-pin SOT-23 (DBV) format. This compact surface-mount package is designed for space-sensitive applications while providing efficient power management.

Pinout

The TPS79118DBVR is a low-dropout voltage regulator (LDO) with a pin count of 8. It is designed to provide a stable output voltage of 1.8V.
The pin functions are as follows:
1. Input (VIN): Power supply input.
2. Ground (GND): Ground reference.
3. Output (VOUT): Regulated output voltage.
4. Control (EN): Enable pin to turn the regulator on/off.
5. Feedback (FB): Feedback pin for voltage regulation.
6. N.C. (No Connect): Not connected, can be left floating.
7. N.C. (No Connect): Not connected, can be left floating.
8. N.C. (No Connect): Not connected, can be left floating.
The TPS79118DBVR is suitable for applications requiring low noise and high power supply rejection.

Manufacturer

The TPS79118DBVR is manufactured by Texas Instruments (TI), a prominent American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits (ICs). The company is well-known for its analog and embedded processing products, which are widely used in various applications such as telecommunications, automotive systems, industrial machinery, and consumer electronics. Founded in 1930, Texas Instruments has established itself as a leader in the semiconductor industry, focusing on innovation and advanced technology solutions.

Application

The TPS79118DBVR is a low-dropout (LDO) voltage regulator primarily used in battery-powered devices, portable electronics, and RF applications. It provides a stable output voltage with low noise, making it suitable for powering sensitive analog and digital circuits, such as amplifiers, sensors, and microcontrollers. Its applications also extend to automotive electronics and power management systems, where efficient voltage regulation is critical.

Equivalent

The TPS79118DBVR is a low-dropout regulator (LDO) with a 1.8V output. Equivalent products include the MCP1700-1802E/TO, LM1117-1.8, and LP2985-18. These alternatives also provide similar voltage regulation characteristics and low dropout performance, but always check specific datasheets for detailed specifications and compatibility for your application.