NJU8755V-TE1# NJR, NJU8755V-TE1# Datasheet - Page 5

• Manufacturer Part Number: NJU8755V-TE1#
• Description: IC STEREO CLASS D PWR AMP 20SSOP
• Manufacturer: NJR
• Type: Class Dr

Specifications of NJU8755V-TE1#

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 1.2W x 2 @ 8 Ohm
• Voltage - Supply: 2.7 V ~ 5.25 V
• Features: Mute, PWM, Short-Circuit Protection, Standby
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: NJU#8755V-TE1; NJU#8755V-TE1TR; NJU#8755V-TE1TR; NJU8755V-TE1#TR

Ver.2008-11-19
V
Input Impedance
Voltage Gain
Output Power Efficiency
Output THD
Output Power
S/N
Dynamic Range
Channel Separation
Output Level Difference
Between L- and R- channels
Maximum Mute Attenuation
Operating Current (Standby)
Operating Current
Input Voltage
Input Leakage Current
DD
ELECTRICAL CHARACTERISTICS
Note 5) Test system of the output THD, S/N and Dynamic Range
,V
DDP
Input Signal
LC LPF and another filter incorporated in an audio analyzer are used.
PARAMETER
2nd-order LPF
Filters
,V
The output THD, S/N and dynamic range are tested in the system shown in Figure1, where a 2nd-order
DDN
(No signal input)
Supply Voltage
Figure 1. Output THD, S/N and Dynamic Range Test System
: fc=34kHz / Refer to “Typical Application Circuit”.
: 22Hz HPF + 20kHz LPF(AES17)
(with the A-Weight filter for S/N and Dynamic-range tests)
NJU8755
SYMBOL
Drange
Echn
CHD
MAT
NJU8755 Test Board
THD
SN
Eeff
V
I
V
Z
Po
I
V
A
ST
I
DD
LK
DD
IN
IH
IL
V
(Ta=25°C, V
IN
Output THD=10%
Po=0.6W
Output THD=10%
A weight
A weight
EIAJ(1kHz)
No Filter
No Load
MUTE, STBY pins
MUTE, STBY pins
MUTE, STBY pins
CONDITIONS
L
, IN
2nd-order
Input Signal Level=200mVrms, Frequency Band=20Hz~20kHz,
LC LPF
R
DD
pins
= V
Load Impedance=8Ω, 2nd-order 34kHz LC Filter(Q=0.85))
DDL
= V
DDR
0.7V
=5.0V, V
MIN
2.7
80
60
90
0
-
-
-
-
-
-
-
-
-
-
DD
SS
(AES17)
20kHz
=V
TYP
0.05
Filter
5.0
1.2
7.5
20
23
80
83
-
-
-
-
-
-
-
-
SSL
Audio Analyzer
=V
SSR
0.3V
MAX
5.25
0.08
±1.0
=0V, Input Signal=1kHz,
V
10
3
1
-
-
-
-
-
-
-
-
DD
DD
Measuring
Apparatus
NJU3555
NJU8755
THD
UNIT
W/ch
mA
kΩ
dB
dB
dB
dB
dB
dB
µA
µA
%
%
V
V
V
- 5 -
Note
5
5
5