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TLE42754D Infineon LDO Regulator OPTIREG linear TLE42754

TLE42754D Infineon LDO Regulator OPTIREG linear TLE42754

Brand Name: Infineon Chip
Model Number: TLE42754D
MOQ: 2500
Packaging Details: 2500PCS/reel
Payment Terms: T/T
Detail Information
Place of Origin:
China
Model:
TLE42754D
Product Name:
Infineon Chip
Type:
SMD/SMT
Output Voltage:
5 V
Output Current:
450 MA
Operating Temperature:
- 40 °C ~ + 150 °C
Supply Ability:
100000
Highlight:

TLE42754D Infineon LDO Regulator

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OPTIREG Linear Regulator

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Linear LDO Regulator

Product Description

Infineon Chip TLE42754D OPTIREG™ linear TLE42754 Low dropout linear voltage regulator


Features
• Output voltage 5 V ± 2%
• Output current up to 450 mA
• Very low current consumption
• Power-on and undervoltage reset with programmable delay time
• Reset low down to VQ = 1 V
• Very low dropout voltage
• Output current limitation
• Reverse polarity protection
• Overtemperature protection
• Suitable for use in automotive electronics
• Wide temperature range from -40°C up to 150°C
• Input voltage range from -42 V to 45 V
• Green Product (RoHS-compliant)


Potential applications
General automotive applications.

Product validation 
Qualified for automotive applications. Product validation according to AEC-Q100.

Description 
The OPTIREG™ linear TLE42754 is a monolithic integrated low-dropout voltage regulator in a 5-pin
TO-package, especially designed for automotive applications. An input voltage up to 42 V is regulated to an
output voltage of 5.0 V. The component is able to drive loads up to 450 mA. It is short-circuit proof by the
implemented current limitation and has an integrated overtemperature shutdown. A reset signal is generated
for an output voltage VQ,rt of typically 4.65 V. The power-on reset delay time can be programmed by the
external delay capacitor.


TLE42754D Infineon LDO Regulator OPTIREG linear TLE42754

Dimensioning information on external components
An input capacitor CI is recommended for compensation of line influences. An output capacitor CQ is necessary
for the stability of the control loop.

Circuit description 
The control amplifier compares a reference voltage to a voltage that is proportional to the output voltage and
drives the base of the series transistor via a buffer. Saturation control as a function of the load current prevents
any oversaturation of the power element. The component also has a number of internal circuits for protection
against:
• Overload
• Overtemperature
• Reverse polarity