LM4766 datasheet(3/19 Pages) NSC

3 / 19 page

Absolute Maximum Ratings (Notes 4,

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage |V

CC|+|VEE|

(No Input)

78V

Supply Voltage |V

CC|+|VEE|

(with Input)

74V

Common Mode Input Voltage

CC or VEE) and

CC|+|VEE|

≤

60V

Differential Input Voltage

60V

Output Current

Internally Limited

Power Dissipation (Note 6)

62.5W

ESD Susceptability (Note 7)

3000V

Junction Temperature (Note 8)

150˚C

Thermal Resistance

Non-Isolated T-Package

1˚C/W

Isolated TF-Package

2˚C/W

Soldering Information

T and TF Packages

260˚C

Storage Temperature

−40˚C to +150˚C

Operating Ratings (Notes 4, 5)

Temperature Range

MIN

≤ T

MAX

−20˚C

≤ T

≤

+85˚C

Supply Voltage |V

CC|+|VEE| (Note 1)

20V to 60V

Electrical Characteristics (Notes 4, 5)

The following specifications apply for V

CC = +30V, VEE = −30V, IMUTE = −0.5mA with RL =8

Ω unless otherwise specified. Lim-

its apply for T

A = 25˚C.

Symbol

Parameter

Conditions

LM4766

Units

(Limits)

Typical

Limit

(Note 9)

(Note 10)

CC| +

Power Supply Voltage

GND − V

≥ 9V

V (min)

EE|

(Note 11)

V (max)

Output Power

T Package, V

CC = ±30V,

THD+N = 0.1% (max),

f = 1kHz, f = 20kHz

W/ch (min)

TF Package, V

CC = ±26V(Note 13),

THD+N = 0.1% (max),

W/ch (min)

(Notes 3, 13)

(Continuous Average)

f = 1kHz, f = 20kHz

THD+N

Total Harmonic Distortion

Plus Noise

T Package

30W/ch, R

L =8

Ω, 20Hz ≤ f ≤ 20kHz,

V = 26dB

0.06

TF Package

25W/ch, R

L =8

Ω, 20Hz ≤ f ≤ 20kHz,

V = 26dB

0.06

talk

Channel Separation

f = 1kHz, V

O = 10.9Vrms

(Note 3)

Slew Rate

IN = 1.2Vrms, trise = 2ns

V/µs (min)

total

Total Quiescent Power

Both Amplifiers V

CM = 0V,

100

mA (max)

(Note 2)

Supply Current

O = 0V, IO = 0mA

(Note 2)

Input Offset Voltage

CM = 0V, IO = 0mA

mV (max)

Input Bias Current

CM = 0V, IO = 0mA

0.2

µA (max)

Input Offset Current

CM = 0V, IO = 0mA

0.01

0.2

µA (max)

Output Current Limit

CC|=|VEE| = 10V, tON = 10ms,

Apk (min)

O =0V

Output Dropout Voltage

CC–VO|, VCC = 20V, IO = +100mA

1.5

V (max)

(Note 2)

(Note 12)

O–VEE|, VEE = −20V, IO = −100mA

2.5

V (max)

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