L149 Datasheet – 4A Linear Driver – ST ( PDF )

Part Number: L149, L149V

Function: 4A Linear Driver

Package:  Pentawatt 5Pin type

Manufacturer: SGS-THOMSON Microelectronics

Images:

L149 datasheet

Description

The L149 is a general purpose power booster in Pentawatt package consisting of a quasi-complentary darlington output stage with the associated biasing system an inhibit facility. The device is particularly suited for use with an operational amplifier inside a closed loop configuration to increase output current.

Pinout
L149 pinout

Features

1. HIGH OUTPUT CURRENT (4A peak)
2. HIGH CURRENT GAIN (10.000 typ.)
3. OPERATION UP TO ± 20 V
4. THERMAL PROTECTION
5. SHORT CIRCUIT PROTECTION
6. OPERATION WITHIN SOA
7. HIGH SLEW-RATE (30 V/ms)

L149 Datasheet


 

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TPS79918 Datasheet PDF – Low Dropout Linear Regulator

Part Number: TPS79918

Function: 200 mA, LOW QUIESCENT CURRENT, LOW DROPOUT, LINEAR REGULATORS

Pakcage : SOT, SON, DSBGA Type

Manufacturer: Texas Instruments

Image :

TPS79918 datasheet

 

Description

The TPS799 family of low-dropout (LDO), low-power linear regulators offers excellent ac performance with very low ground current. High power-supply rejection ratio (PSRR), low noise, fast start-up, and excellent line and load transient response are provided while consuming a very low 40-µA (typical) ground current.

The TPS799 is stable with ceramic capacitors and uses an advanced BiCMOS fabrication process to yield a dropout voltage of typically 100 mV at a 200-mA output. The TPS799 uses a precision voltage reference and feedback loop to achieve an overall accuracy of 2% over all load, line, process, and temperature variations. The TPS799 features inrush current protection when the EN toggle is used to start the device, immediately clamping the current.
Pinout

TPS79918 pinout

 

Features

1. 200-mA Low-Dropout Regulator With EN

2. Multiple Output Voltage Versions Available:
(1) Fixed Outputs of 1.2 V to 4.5 V Using Innovative Factory EEPROM Programming
(2) Adjustable Outputs from 1.20 V to 6.5 V

3. Inrush Current Protection with EN Toggle
4. Low IQ: 40 µA
5. High PSRR: 66 dB at 1 kHz

 
TPS79918 Datasheet PDF Download


TPS79918 pdf

Other data sheets are available within the file: TPS79901QDRVRQ1, TPS79912, TPS79912QDRVRQ1, TPS79915