NTE NTE1815 Datasheet

NTE1815

Integrated Circuit

Module, AF PO, 20W,

Dual Power Supply

Features:

D Small–Sized Package Allows Audio Sets to be made Slimmer
D Facilitates Thermal Design of Slim Stereo Sets
D Constant–Current Circuit Minimizes Pop Noise During Power ON/OFF
D Possible to Design Electronic Supplementary Circuits:

Pop Noise Muting During Power ON/OFF
Load Short–Circuit Protector
Thermal Shutdown

Absolute Maximum Ratings:

Maximum Supply Voltage, V
Junction Temperature, T

J

Operating Case Temperature, T
Storage Temperature Range, T
Thermal Resistance, Junction–to–Case, R
Available Time for Load Shorted (V

Recommended Operating Conditions:

Recommended Supply Voltage, V
Load Resistance, R

L

Electrical Characteristics:

Parameter Symbol Test Conditions Min Typ Max Unit

Quiescent Current I
Output Power P

Total Harmonic Distortion THD PO = 1W, f = 1kHz – – 0.3 %
Frequency Response fL, f
Input Resistance r
Output Noise Voltage V
Middle–Point Voltage V

(TA = +25°C unless otherwise specified)

max ±34.5V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

CC

+150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

C

stg

thJC

= ±23V, RL = 8Ω, f = 50Hz, PO = 20W), t

CC

–30° to +125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

s

+125°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.6°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

(TA = +25°C unless otherwise specified)

CC

(TA = +25°C, VCC = ±23V, RL = 8Ω (Non–Inductive Load), Rg = 600Ω,

= 40dB unless otherwise specified)

V

G

CCO

O

i

NO

N

VCC = ±28V
THD = 0.4%, f = 20Hz to 20kHz 20 – – W
VCC = ±20V, THD = 1%, R

PO = 1W +0dB, –3dB 20 to 50k Hz

H

PO = 1W, f = 1kHz – 55 – kΩ
VCC = ±28V, R
VCC = ±28V

= 10kΩ, Note 2

g

= 4Ω, f = 1kHz

L

10 20 50 mA

20 – – W

– – 1.2 mV

–70 0 +70 mV

2sec. . . . . . . . . . .

±23V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8Ω. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

rms

Note 1. For power supply at the time of test, use a constant–voltage power supply unless otherwise

specified.

Note 2. The output noise voltage represents the peak value on the RMS scale (V

) of average

TMV

value indicating type. The noise voltage waveform includes no flicker noise.

Pin Connection Diagram

(Front View)

Bootstrap

15
14

(+) V

13

Output
(–) V

12
11 Compensation
10

I Adjust

9

Emitter Bypass

8

Compensation

7

I Adjust
Test Point

6
5

Bypass

4

Bias
Substrate

3

NFB

2

Input

1

CC

CC

2.330 (59.2)

2.050 (52.0)

.335 (8.5)

1.230
(31.2)

.827

(21.0)

1.110

(28.0)

115

.100 (2.54)

.158 (4.0)

1.400 (35.6)