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LF18CDT

In Stock: 6,874

LF18CDT product description

Manufacturers: STMicroelectronics
Mfr.Part#:
LF18CDT
Package/Case:
TO-252-3
Product Type:
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
RoHS:
Lifecycle:
OBSOLETE
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LF18CDT Information

Description

LF18CDT is a Linear Voltage Regulator IC from STMicroelectronics. This compact DPAK package device is designed for positive fixed output voltages, supporting an output current of up to 500mA. The LF18CDT features energy-efficient design, low noise operation, and adjustable temperature settings. It finds applications in various industries such as industrial automation, robotics, automotive manufacturing, medical equipment, and more.

Features

The LF18CDT features a linear voltage regulator with positive fixed output, designed for compact and portable applications. Key features include:
Optimized cooling performance.
Adjustable temperature settings.
LED display for real-time monitoring.
Low noise operation for quiet systems.
Energy-efficient design to minimize power consumption. These features make the LF18CDT suitable for industrial automation, robotics, and various other demanding applications where reliable and compact voltage regulation is essential.

Package

The LF18CDT does not specify a package type; it mentions DPAK, but without additional details.

Manufacturer

STMicroelectronics is the manufacturer of the LF18CDT. STMicroelectronics is a global semiconductor company known for innovation in electronics technology. With a focus on various industries, including automotive, medical, and IoT, STMicroelectronics contributes to the development of advanced electronic products.

Applications

LF18CDT from STMicroelectronics is a linear voltage regulator designed for fixed positive output. Its application areas include industrial automation, robotics, material handling, automotive manufacturing, food processing, medical equipment, packaging machinery, textile machinery, printing, conveyor systems, and more. The device offers compact design, optimal cooling, and energy efficiency.

Equivalent

The equivalent product of LF18CDT, by STMicroelectronics, is likely another linear voltage regulator with similar specifications, such as LM18CD or STL18CDT.

Specifications

Output Configuration	Positive	Output Type	Fixed
Number of Regulators	1	Voltage - Input (Max)	16V
Voltage - Output (Min/Fixed)	1.8V	Voltage Dropout (Max)	0.7V @ 200mA (Typ)
Current - Output	500mA	Current - Quiescent (Iq)	1 mA
Current - Supply (Max)	12 mA	PSRR	82dB ~ 60dB (120Hz ~ 10kHz)
Protection Features	Over Current, Over Temperature	Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount	Base Product Number	LF18
Package/Case	TO-252-3

LF18CDT FAQs

1.Q: What is the output voltage accuracy of the LF18CDT?

A: Voltage tolerance is ±4%, with a nominal 1.8V output ranging from 1.728V to 1.872V.

2.Q: Is the LF18CDT still in production?

A: No, its Part Life Cycle Code is listed as "Obsolete."

3.Q: What is the dropout voltage of the LF18CDT?

A: Its nominal dropout voltage is 0.7V at full load.

4.Q: Does the LF18CDT meet industry certifications?

A: It is marked EAR99 (ECCN) and HTS 8542.39.00.01, but its Reach Compliance Code is "not_compliant."

5.Q: What is the absolute maximum input voltage for the LF18CDT?

A: The absolute maximum input voltage is 40V, but the recommended operating range is 2.8V–16V.

6.Q: What are the typical applications for the LF18CDT?

A: It is ideal for low-power embedded systems requiring stable 1.8V voltage rails, such as IoT devices or sensor modules.

7.Q: Is the LF18CDT RoHS compliant?

A: Yes, it has a "Yes" Rohs Code designation.

8.Q: What package does the LF18CDT use?

A: It comes in a TO-252-3 (DPAK) package with 2 leads + tab, compliant with SC-63 standards.

9.Q: What is the recommended operating temperature range for the LF18CDT?

A: It operates between -40°C and +125°C junction temperature.

10.Q: What are the key features of the STMicroelectronics LF18CDT?

A: The LF18CDT is a fixed 1.8V LDO regulator with 0.5A max output current, 2.8V–16V input range, 0.7V dropout voltage, and 4% output voltage tolerance.

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