TLE4251D The Infineon Technologies TLE4251D is a low drop voltage tracker designed for automotive applications. It offers a wide operation range up to 40V and a 400mA output current capability.
Mfr Part #:

TLE4251D

Available from 2 distributors
Mfr Name: Infineon Technologies
Infineon Technologies
The Infineon Technologies TLE4251D is a low drop voltage tracker designed for automotive applications. It offers a wide operation range up to 40V and a 400mA output current capability.
✓ Total Stock: 33,200 pcs
$ Price Range: $0.28

TLE4251D Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
30,000 pcs
30000 pcs On Request 1 On Request On Request 1542+ On Request On Request
Non-Authorised Inventory information
3,200 pcs
3200 pcs On Request 1 On Request On Request On Request On Request On Request

TLE4251D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Current
Mounting Type
Number of Regulators
Operating Temperature
Operating Voltage
Output Configuration
Output Type
PSRR
Protection Features
Supplier Device Package
Supplier Package
Voltage
Voltage Dropout (Max)

TLE4251D Description

Short technical summary and product information.

The Infineon Technologies TLE4251D is a monolithic integrated low drop voltage tracker. It is designed to supply sensors under the severe conditions of automotive applications, featuring additional protection functions against overload, short circuit, and reverse polarity.

 

This device operates within a wide voltage range up to 40V and maintains a wide temperature range from -40°C to 150°C. The output tracking tolerance is up to ±0.2% for loads up to 300 mA, and it can handle 400 mA output current capability. Key electrical features include an adjustable output type, positive output configuration, and an enable function for stand-by mode.

 

The TLE4251D is available in a PG-TO252-5-11 package, suitable for surface mount applications. It includes overcurrent, overtemperature, reverse polarity, and short circuit protection features, making it robust for demanding environments. The device also offers a PSRR of 60dB at 100Hz and a voltage dropout of 0.52V at 300mA.

TLE4251D Quick Information

Product Type: Voltage Regulator - Linear
Series: TLE4251
Canonical Name: TLE4251 Low drop voltage tracker
Subcategory: Linear

TLE4251D Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TLE4251D Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

TLE4251D Features

  • Tracks voltage with up to ±0.2% accuracy.
  • Capable of 400 mA output current.
  • Wide 40 V operation voltage range.
  • Operates from -40°C to 150°C.
  • Includes short circuit protection.

TLE4251D Applications

  • Automotive power supply regulation.
  • Industrial control system voltage regulation.
  • Precision tracking voltage references.
  • Battery-powered equipment power management.

TLE4251D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum operating voltage of the TLE4251D?

The maximum operating voltage is 40 V.

What package is the TLE4251D available in?

The TLE4251D is available in a TO-252-5, DPak (4 Leads + Tab), TO-252AD surface-mount package with supplier package PG-TO252-5-11.

What is the operating temperature range of the TLE4251D?

The operating junction temperature range is -40°C to 150°C.

What is the output current capability of the TLE4251D?

The typical output current capability is 400 mA.

What is the tracking tolerance of the TLE4251D?

The typical tracking tolerance is 0.2%.

What protection features does the TLE4251D include?

The TLE4251D includes short-circuit protection, overtemperature protection, and reverse polarity protection.

Does the TLE4251D have an enable function?

Yes, the TLE4251D includes an enable function for power management.

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