VDD = 5.0 V, TA
參數資料
型號: SSM2301RMZ-R2
廠商: Analog Devices Inc
文件頁數: 10/16頁
文件大?。?/td> 0K
描述: IC AMP AUDIO 1.52W MONO D 8MSOP
標準包裝: 250
類型: D 類
輸出類型: 1-通道(單聲道)
在某負載時最大輸出功率 x 通道數量: 1.52W x 1 @ 8 歐姆
電源電壓: 2.5 V ~ 5 V
特點: 消除爆音,差分輸入,短路和熱保護,關閉
安裝類型: 表面貼裝
供應商設備封裝: 8-MSOP
封裝/外殼: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
包裝: 帶卷 (TR)
配用: SSM2301-MINI-EVALZ-ND - BOARD EVAL MINI SSM2301
SSM2301
Rev. A | Page 3 of 16
SPECIFICATIONS
VDD = 5.0 V, TA = 25oC, RL = 8 Ω + 33 μH, unless otherwise noted.
Table 1.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
DEVICE CHARACTERISTICS
Output Power
PO
VDD = 5.0 V, RL = 8 Ω, THD = 1%
f = 1 kHz, 20 kHz BW
1.22
W
VDD = 5.0 V, RL = 8 Ω, THD = 10%
f = 1 kHz, 20 kHz BW
1.52
W
VDD = 3.6 V, RL = 8 Ω, THD = 1%
f = 1 kHz, 20 kHz BW
590
mW
VDD = 3.6 V, RL = 8 Ω, THD = 10%
f = 1 kHz, 20 kHz BW
775
mW
VDD = 2.5 V, RL = 8 Ω, THD = 1%
f = 1 kHz, 20 kHz BW
275
mW
VDD = 2.5 V, RL = 8 Ω, THD = 10%
f = 1 kHz, 20 kHz BW
345
mW
Efficiency
η
POUT = 1.4 W, 8 Ω, VDD = 5.0 V
85
%
Total Harmonic Distortion + Noise
THD + N
PO = 1 W into 8 Ω, f = 1 kHz, VDD = 5.0 V
0.1
%
PO = 0.5 W into 8 Ω, f = 1 kHz, VDD = 3.6 V
0.04
%
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
55
dB
Average Switching Frequency
fSW
1.8
MHz
Differential Output Offset Voltage
VOOS
G = 6 dB; G = 12 dB
2.0
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 are ac grounded,
CIN = 0.01 μF, input referred
63
dB
Supply Current
ISY
VIN = 0 V, no load, VDD = 5.0 V
4.2
mA
VIN = 0 V, no load, VDD = 3.6 V
3.5
mA
VIN = 0 V, no load, VDD = 2.5 V
2.9
mA
Shutdown Current
ISD
SD = GND
20
nA
GAIN CONTROL
Closed-Loop Gain
AV0
GAIN pin = 0 V
6
dB
AV1
GAIN pin = VDD
12
dB
Differential Input Impedance
ZIN
SD = VDD, SD = GND
150
210
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
NOISE PERFORMANCE
Output Voltage Noise
en
VDD = 2.5 V to 5.0 V, f = 20 Hz to 20 kHz, inputs are
ac grounded, sine wave, AV = 6 dB, A weighting
35
μV
Signal-to-Noise Ratio
SNR
POUT = 1.4 W, RL = 8 Ω
98
dB
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