VDD = 5.0 V, TA
參數(shù)資料
型號： SSM2311CBZ-REEL7
廠商： Analog Devices Inc
文件頁數(shù)： 14/20頁
文件大?。?/td> 0K
描述： IC AMP AUDIO 3.3W MONO D 9WLCSP
產(chǎn)品變化通告： SSM2311 Discontinuation 22/Feb/2011
標(biāo)準(zhǔn)包裝： 1
類型： D 類
輸出類型： 1-通道（單聲道）
在某負(fù)載時最大輸出功率 x 通道數(shù)量： 3.3W x 1 @ 3 歐姆
電源電壓： 2.5 V ~ 5.5 V
特點(diǎn)： 消除爆音，差分輸入，短路和熱保護(hù)，關(guān)閉
安裝類型： 表面貼裝
供應(yīng)商設(shè)備封裝： 9-WLCSP（1.52 x 1.69）
封裝/外殼： 9-UFBGA，WLCSP
包裝： 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面： 764 (CN2011-ZH PDF)
其它名稱： SSM2311CBZ-REEL7DKR
SSM2311
Rev. 0 | Page 3 of 20
SPECIFICATIONS
VDD = 5.0 V, TA = 25oC, RL = 8 Ω, unless otherwise noted.
Table 1.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
DEVICE CHARACTERISTICS
Output Power
PO
RL = 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V
1.2
W
RL = 8 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V
0.615
W
RL = 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V
1.53
W
RL = 8 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V
0.77
W
RL = 4 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V
2
W
RL = 4 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V
1.4
W
RL = 4 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V
2.3
W
RL = 4 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V
1.6
W
RL = 3 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V
3
W
RL = 3 Ω, THD = 1%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V
1.8
W
RL = 3 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 5.0 V
3.3
W
RL = 3 Ω, THD = 10%, f = 1 kHz, 20 kHz BW, VDD = 3.6 V
2.5
W
Efficiency
η
POUT = 1.4 W, 8 Ω, VDD = 5.0 V
89
%
Total Harmonic Distortion + Noise
THD + N
PO = 3 W into 3 Ω, f = 1 kHz, VDD = 5.0 V
0.5
%
PO = 1 W into 8 Ω, f = 1 kHz, VDD = 5.0 V
0.2
%
Input Common-Mode Voltage Range
VCM
1.0
VDD 1.0
V
Common-Mode Rejection Ratio
CMRRGSM
VCM = 2.5 V ± 100 mV at 217 Hz input referred
60
dB
Average Switching Frequency
fSW
800
kHz
Differential Output Offset Voltage
VOOS
G = 18 dB
2.0
12.0
mV
POWER SUPPLY
Supply Voltage Range
VDD
Guaranteed from PSRR test
2.5
5.0
V
Power Supply Rejection Ratio
PSRR
VDD = 2.5 V to 5.0 V, dc input floating/ground
70
85
dB
PSRRGSM
VRIPPLE = 100 mV at 217 Hz, inputs ac GND,
CIN = 0.1 μF
60
dB
Supply Current
ISY
VIN = 0 V, no load, VDD = 5.0 V
5.5
mA
VIN = 0 V, no load, VDD = 3.6 V
4.5
mA
VIN = 0 V, no load, VDD = 2.5 V
4.0
mA
Shutdown Current
ISD
SD = GND
20
nA
GAIN CONTROL
Closed-Loop Gain
Av
18
dB
Differential Input Impedance
ZIN
SD = VDD
37.5
kΩ
SHUTDOWN CONTROL
Input Voltage High
VIH
ISY ≥ 1 mA
1.2
V
Input Voltage Low
VIL
ISY ≤ 300 nA
0.5
V
Turn-On Time
tWU
SD rising edge from GND to VDD
30
ms
Turn-Off Time
tSD
SD falling edge from VDD to GND
5
μs
Output Impedance
ZOUT
SD = GND
>100
kΩ
NOISE PERFORMANCE
Output Voltage Noise
en
VDD = 3.6 V, f = 20 Hz to 20 kHz, inputs are
ac grounded, AV = 18 dB, A weighting
35
μV
Signal-to-Noise Ratio
SNR
POUT = 1.4 W, RL = 8 Ω
98
dB
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