參數(shù)資料
型號(hào): NJM2776RB2
廠商: New Japan Radio Co., Ltd.
元件分類: 音頻放大器
英文描述: Headphone Amplifier for Portable Audio
中文描述: 耳機(jī)放大器的便攜式音頻
文件頁(yè)數(shù): 1/10頁(yè)
文件大?。?/td> 611K
代理商: NJM2776RB2
NJM2776
- 1 -
Headphone Amplifier for Portable Audio
I
GENERAL DESCRIPTION
The
NJM2776
is a low voltage headphone amplifier for
portable audio applications.
The
NJM2776
operates directly for one battery supply with
independent power supply terminals (V
+
1 and V
+
2).
Also it provides shock-noise less standby mode.
The
NJM2776
is suitable for portable MD, portable CD and
others.
I
FEATURES
G
Operating Voltage
G
Low Operating Current
G
Supply Current in Standby mode I
CC2
(V
+
1 side)=25
μ
A typ. (V
+
1=2.3V, V
+
2=1.2V)
I
CC1
(V
+
2 side)= 6
μ
A typ. (V
+
1=2.3V, V
+
2=1.2V)
G
Output Power Exceeds
P
O
=8.5mW typ. (R
L
=16
, THD=10%)
G
Shock-noise less Standby mode
G
Bipolar Technology
G
Package Outline
TVSP10
I
PIN CONFIGURATION AND BLOCK DIAGRAM
V
+
1(from step-up converter) =1.8 to 4.5V (however, V
+
1 > V
+
2)
V
+
2(from battery) =0.9 to 4.5V (however, V
+
1 > V
+
2)
I
CC4
(V
+
1 side)=200
μ
A typ. (V
+
1=2.3V, V
+
2=1.2V, No signal)
I
CC3
(V
+
2 side)=350
μ
A typ. (V
+
1=2.3V, V
+
2=1.2V, No signal)
I
PACKAGE OUTLINE
NJM2776RB2
STANDBY TC
STANDBY
GND
IN 1
OUT 1
OUT 2
IN 2
V
+
2
VREF
V
+
1
VREF AMP
REG
BIAS
+
-
+
-
1
2
3
4
5
6
7
8
9
10
1. V
+
2
2. OUT1
3. IN1
4. STADBY_TC
5. V
1
6. VREF
7. STANDBY
8. IN2
9. OUT2
10. GND
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NJM2776RB2-TE1 功能描述:音頻放大器 Headphone 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
NJM2776RB2-TE2 功能描述:音頻放大器 Headphone 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
NJM2777D 功能描述:音頻放大器 HdPhn w/ Volume 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
NJM2777M 功能描述:音頻放大器 HdPhn w/ Volume 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
NJM2777M-TE1 功能描述:音頻放大器 Headphone Amp w/Electronic Volume 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