TLE2301

EXCALIBUR 3-STATE-OUTPUT WIDE-BANDWIDTH

POWER OPERATIONAL AMPLIFIER

SLOS131 – DECEMBER 1993

21

POST OFFICE BOX 655303

APPLICATION INFORMATION

power dissipation in amplifier

P

AMP +

2

V

CC

I

CC )

2

V

CC

I

OM

π

–P

O

I

CC +

Amplifier s quiescent current

where:

I

OM +

Peak-output-signalling current from amplifier

P

O +

Output power consumed by coupling network and load

amplifier’s peak output current can be minimized by maximizing the amplifier’s output voltage swing.

circuit parts list

The associated parts list is:

REFERENCE

FIGURE

COMPONENT

DESCRIPTION

IC1

Figure 24, Figure 26

TLE2301 operational amplifier

Texas Instruments TLE230INE

L1

Figure 24

1.67:1, 15-

µH leakage transformer

Electronics Techniques P2820 (European manufacturer)

CC

Figure 24

470-nF capacitor

Metalized paper, safety standards UL1414

CI

Figure 24

100-nF capacitor

Ceramic, general purpose

CF1

Figure 24, Figure 26

15-pF capacitor

Ceramic, general purpose

CF2

Figure 24, Figure 26

39-pF capacitor

Ceramic, general purpose

CD1, CD2

Figure 24

220-

µF, 10-V min capacitors

Aluminum electrolytic, general purpose

CD3, CD4

Figure 24

100-nF capacitors

Ceramic, general purpose

RF

Figure 24

4.7-k

Ω, 0.125-W min resistor

Metal film, general purpose

RI

Figure 24

2.4-k

Ω, 0.125-W min resistor

Metal film, general purpose

RS

Figure 24

3.3-k

Ω, 1-W min, resistor

D1, D2

Figure 24

1N4001 series, 1-A min diodes

General purpose