LM387 datasheet(2/4 Pages) NSC

2 / 4 page

Absolute Maximum Ratings

If MilitaryAerospace specified devices are required

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Supply Voltage

LM387

30V

LM387A

40V

Power Dissipation (Note 1)

15W

Operating Temperature Range

0 Cto a70 C

Storage Temperature Range

65 Cto a150 C

Lead Temperature (Soldering 10 sec)

260 C

Electrical Characteristics TA e 25 C VCC e 14V unless otherwise stated

Parameter

Conditions

Min

Typ

Max

Units

Voltage Gain

Open Loop f e 100 Hz

160000

Supply Current

LM387 VCC 9V–30V RL e %

LM387A VCC 9V–40V RL e %

Input Resistance

Positive Input

100

Negative Input

200

Input Current

Negative Input

Output Resistance

Open Loop

150

Output Current

Source

Sink

Output Voltage Swing

Peak-to-Peak

VCCb2V

Unity Gain Bandwidth

MHz

Large Signal Frequency

20 Vp-p (VCC l 24V)

kHz

Response

THD s 1%

Maximum Input Voltage

Linear Operation

300

mVrms

Supply Rejection Ratio

f e 1 kHz

110

Input Referred

Channel Separation

f e 1 kHz

Total Harmonic Distortion

60 dB Gain f e 1 kHz

Total Equivalent Input

10 Hz – 10000 Hz

Vrms

Noise (Flat Gain Cricuit)

LM387

Figure 1

Output Noise NAB Tape

Unweighted

400

700

Vrms

Playback Circuit Gain of 37 dB

LM387A

Figure 2

Note 1

For operation in ambient temperatures above 25 C the device must be derated based on a 150 C maximum junction temperature and a thermal resistance

of 80 CW junction to ambient

Typical Applications (Continued)

Two-Pole Fast Turn-ON NAB Tape Preamplifier

TLH7845 – 5

Frequency Response of NAB

Circuit of Figure 2

TLH7845 – 6

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