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MFG:SO8;TO-252DPAKCuWire  Package Cooled:7850  D/C:ST  

KF50B Product Image

KF5 Series Datasheet download

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Part Number: KF50B

 

MFG: SO8;TO-252DPAKCuWire

Package Cooled: 7850

D/C: ST

Description: The KFxx series are very low drop regulators available in SO-8 package and in a wide range of output v...


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KF50B General Description


The KFxx series are very low drop regulators available in SO-8 package and in a wide range of output voltages.

The very low drop voltage (0.4 V) and the very low quiescent current make them particularly

suitable for low noise, low power applications and specially in battery powered systems.

A shutdown logic control function is available (pin 5, TTL compatible). This means that when the device is used as a local regulator, it is possible to put a part of the board in standby, decreasing the total power consumption. It requires only a 2.2 F capacitor for stability allowing space and cost saving.

KF50B Maximum Ratings

Symbol Parameter Value Unit
VI DC input voltage -0.5 to 20 V
IO Output current Internally Limited  
PTOT Power dissipation Internally Limited  
TSTG Storage temperature range -40 to 150
TOP Operating junction temperature range -40 to 125

Note: Absolute maximum ratings are those values beyond which damage to the device may occur. Functional operation under these condition is not implied.

KF50B Features

Very low dropout voltage (0.4 V)
Very low quiescent current (typ. 50 A in OFF Mode, 500 A in ON Mode)
Output current up to 500 mA
Logic-controlled electronic shutdown
Output voltages of 1.5; 2.5; 3; 3.3; 4; 5; 5.2; 6; 8
Internal current and thermal limit
Only 2.2 F for stability
Available in ± 2 % accuracy at 25
Supply voltage rejection: 70 db (typ.)
Temperature range: -40 to 125

KF50B Connection Diagram

KF50B  Connection Diagram

KF50B datasheet

KF50B
PDF/DataSheet Download

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