L149 Datasheet, PDF (1/6 Pages) STMicroelectronics – 4A LINEAR DRIVER

s HIGH OUTPUT CURRENT (4A peak)
s HIGH CURRENT GAIN (10.000 typ.)
s OPERATION UP TO ± 20 V
s THERMAL PROTECTION
s SHORT CIRCUIT PROTECTION
s OPERATION WITHIN SOA
s HIGH SLEW-RATE (30 V/ms)
DESCRIPTION
The L149 is a general purpose power booster in
Pentawatt ® package consisting of a quasi-com-
plentary darlington output stage with the associat-
ed biasing system an inhibit facility.
The device is particularly suited for use with an op-
erational amplifier inside a closed loop configura-
tion to increase output current.
TEST CIRCUIT
L149
4A LINEAR DRIVER
Pentawatt V
ORDERING NUMBER: L149V
July 2003
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