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參數(shù)資料
| 型號： | MAX4409ETP+T |
| 廠商： | Maxim Integrated Products |
| 文件頁數(shù)： | 19/20頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC AMP AUDIO .08W STER AB 20TQFN |
| 產(chǎn)品培訓(xùn)模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標(biāo)準(zhǔn)包裝： | 2,500 |
| 系列： | DirectDrive® |
| 類型： | AB 類 |
| 輸出類型： | 耳機(jī)，2-通道（立體聲） |
| 在某負(fù)載時最大輸出功率 x 通道數(shù)量： | 80mW x 2 @ 16 歐姆 |
| 電源電壓： | 1.8 V ~ 3.6 V |
| 特點(diǎn)： | 消除爆音，短路保護(hù)和熱保護(hù)，關(guān)閉 |
| 安裝類型： | 表面貼裝 |
| 供應(yīng)商設(shè)備封裝： | 20-TQFN-EP（4x4） |
| 封裝/外殼： | 20-WFQFN 裸露焊盤 |
| 包裝： | 帶卷 (TR) |
MAX4409
80mW, DirectDrive, Stereo Headphone
Amplifier with Common-Mode Sense
8
_______________________________________________________________________________________
Pin Description
PIN
NAME
FUNCTION
18
COM
Common-Mode Voltage Sense Input
19
PVDD
Charge-Pump Power Supply. Powers charge-pump inverter, charge-pump logic, and oscillator.
1
C1P
Flying Capacitor Positive Terminal
2
PGND
Power Ground. Connect to SGND.
3
C1N
Flying Capacitor Negative Terminal
5PVSS
Charge-Pump Output
7SVSS
Amplifier Negative Power Supply. Connect to PVSS.
9
OUTL
Left-Channel Output
10
SVDD
Amplifier Positive Power Supply. Connect to PVDD.
13
INL
Left-Channel Audio Input
11
OUTR
Right-Channel Output
14
SHDN
Active-Low Shutdown. Connect to VDD for normal operation.
15
INR
Right-Channel Audio Input
17
SGND
Signal Ground. Connect to PGND.
4, 6, 8, 12,
16, 20
N.C.
No Connection. Not internally connected.
—
EP
Exposed Pad. Leave unconnected. Do not connect to VDD or GND.
Typical Operating Characteristics (continued)
(C1 = C2 = 2.2F, RIN = RF = R1 = R2 = 10k
Ω, THD+N measurement bandwidth = 22Hz to 22kHz, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX4409
toc40
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
2.7
1.8
0.9
2
4
6
8
10
0
3.6
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX4409
toc41
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(μ
A)
2.7
1.8
0.9
2
4
6
8
10
0
03.6
SHDN = GND
POWER-UP/DOWN WAVEFORM
MAX4409 toc42
OUT_
OUT_FFT
VDD
3V
20dB/div
10mV/div
0V
200ms/div
FFT: 25Hz/div
-100dB
RL = 32
Ω, VIN_ = GND
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| MAX440C/D | 功能描述:多路器開關(guān) IC RoHS:否 制造商:Maxim Integrated 通道數(shù)量: 開關(guān)數(shù)量: 開啟電阻（最大值）: 開啟時間（最大值）:40 ns 關(guān)閉時間（最大值）:10 ns 傳播延遲時間: 工作電源電壓:+/- 5 V 工作電源電流:40 mA 最大工作溫度:+ 70 C 安裝風(fēng)格: 封裝 / 箱體: |
| MAX440C/D DIE | 制造商:Maxim Integrated Products 功能描述: |
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