參數(shù)資料
型號(hào): NJM2772V
廠商: New Japan Radio Co., Ltd.
元件分類: 音頻放大器
英文描述: LOW-VOLTAGE HEADPHONE AMPLIFIER for PORTABLE-AUDIO
中文描述: 低壓耳機(jī)放大器便攜式音頻
文件頁(yè)數(shù): 1/4頁(yè)
文件大小: 55K
代理商: NJM2772V
NJM2772
- 1 -
LOW-VOLTAGE HEADPHONE AMPLIFIER for PORTABLE-AUDIO
I
GENERAL DESCRIPTION
The
NJM2772
is a low voltage headphone amplifier for
portable audio.
The
NJM2772
includes mute circuit, center amplifier and
beep input, reduce the external parts, standby circuit and
center amplifier with ON/OFF, applies to low current
consumption. The mute function reduces the turn-noise at
standby mode.
The NJM2772 is suitable for portable MD, CD, and others
portable audio system with headphone amplifier.
I
FEATURES
G
Operating Voltage
G
Operating Current
I
PACKAGE OUTLINE
V
+
=1.8-4.5V
1.2mA typ. @Center Amp. Off
2.0mA typ. @Center Amp. On
18
μ
A typ.
6mWmin.
@R
L
=16
, THD=10%
11.5dB typ.
SSOP14
G
Low Standby Current
G
High Output Power
G
Fixed Gain
G
Package Outline
G
Bipolar Technology
I
PIN CONFIGURATION & BLOCK DIAGRAM
Note)DNC(14pin):Do not connect
1
2
3
4
14
13
12
11
OUTA
OUTC
10
PA-A
5
6
7
9
STBY
8
Vref
INA
MuteTC
V
+
GND
Vref
+
+
INB
BEEP
OUTB
DNC
PA-C
PA-B
MUTE
CenterSW
NJM2772V
Pin Function
1.STBY
2.INA
3.CenterSW
4.V
REF
5. BEEP
6.INB
7.MUTE
8.MuteTC
9.OUTB
10.GND
11.OUTC
12. V
+
13.OUTA
14.DNC
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NJM2772V-TE1 功能描述:音頻放大器 Low V Hdphne Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
NJM2772V-TE1# 功能描述:IC HEADPHONE AMP LOW-VOLT 14SSOP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:- 標(biāo)準(zhǔn)包裝:1 系列:- 類型:AB 類 輸出類型:耳機(jī),2-通道(立體聲) 在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量:30mW x 2 @ 32 歐姆 電源電壓:2.7 V ~ 5.5 V 特點(diǎn):3D,低音提升,無(wú)噪音,熱保護(hù),關(guān)斷 安裝類型:表面貼裝 供應(yīng)商設(shè)備封裝:20-QFN(3x3) 封裝/外殼:20-WFQFN 裸露焊盤 包裝:Digi-Reel® 其它名稱:706-1163-6
NJM2772V-TE2 功能描述:音頻放大器 Low V Hdphne Amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
NJM2774V(TE2) 制造商:New Japan Radio Co Ltd (NJR/JRC) 功能描述:Cut Tape
NJM2774V-TE2 制造商:New Japan Radio Co Ltd (NJR/JRC) 功能描述: 制造商:New Japan Radio Co Ltd (NJR/JRC) 功能描述:Stereo Headphone & Audio Line Amp SSOP32