If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales Office/

Distributors for availability and specifications.

Supply Voltage

26V

Input Voltage

Operating Temperature

0˚C to +70˚C

Storage Temperature

−65˚C to +150˚C

Junction Temperature

150˚C

Lead Temperature

N-Package Soldering (10 sec.)

260˚C

M-Package Infared (15 sec.)

220˚C

M-Package Vapor Phase (60 sec.)

215˚C

Thermal Resistance

θ

30˚C/W

θ

79˚C/W

θ

27˚C/W

θ

114˚C/W

Note 1: Absolute Maximum Ratings indicate limits beyond which damage to

the device may occur. Operating Ratings indicate conditions for which the de-

vice is functional, but do not guarantee specific performance limits.

Electrical Characteristics

V

Parameter

Conditions

Min

Typ

Max

Units

Total Supply Current

P

25

50

mA

Output Power

THD = 10%

LM1877

V

2.0

W/Ch

V

1.3

W/Ch

Total Harmonic Distortion

LM1877

f = 1 kHz, V

P

0.075

%

P

0.045

%

P

0.055

%

Output Swing

R

V

Vp-p

Channel Separation

C

f = 1 kHz, Output Referred

V

−50

−70

dB

V

−60

dB

PSRR Power Supply

C

Rejection Ratio

f = 120 Hz, Output Referred

V

−50

−65

dB

V

−40

dB

Noise

Equivalent Input Noise

R

2.5

µV

BW = 20 Hz–20 kHz, Output Noise Wideband

R

0.80

mV

Open Loop Gain

R

70

dB

Input Offset Voltage

15

mV

Input Bias Current

50

nA

Input Impedance

Open Loop

4

M

Ω

DC Output Level

V

9

10

11

V

Slew Rate

2.0

V/µs

Power Bandwidth

65

kHz

Current Limit

1.0

A

Note 2: For operation at ambient temperature greater than 25˚C, the LM1877 must be derated based on a maximum 150˚C junction temperature.

www.national.com

3