参数资料
型号: SSM2517CBZ-RL
厂商: Analog Devices Inc
文件页数: 10/16页
文件大小: 0K
描述: IC AMP AUDIO 2.4W MONO D 9WLCSP
产品变化通告: 8mm Carrier Tape Changes 28/Feb/2012
标准包装: 10,000
类型: D 类
输出类型: 1-通道(单声道)
在某负载时最大输出功率 x 通道数量: 2.4W x 1 @ 4 欧姆
电源电压: 2.5 V ~ 5.5 V
特点: 消除爆音,数字输入,短路和热保护,关机
安装类型: 表面贴装
供应商设备封装: 9-WLCSP(1.46x1.46)
封装/外壳: 9-WFBGA,CSPBGA
包装: 带卷 (TR)
Data Sheet
SSM2517
Rev. B | Page 3 of 16
SPECIFICATIONS
PVDD = 5.0 V, VDD = 1.8 V, fS = 128×, TA = 25°C, RL = 8 Ω + 33 μH, unless otherwise noted. When fS = 128×, PDM clock = 6.144 MHz;
when fS = 64×, PDM clock = 3.072 MHz.
Table 1.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
DEVICE CHARACTERISTICS
Output Power
PO
f = 1 kHz, BW = 20 kHz
RL = 4 Ω, THD = 1%, PVDD = 5.0 V
2.4
W
RL = 8 Ω, THD = 1%, PVDD = 5.0 V
1.38
W
RL = 4 Ω, THD = 1%, PVDD = 3.6 V
1.2
W
RL = 8 Ω, THD = 1%, PVDD = 3.6 V
0.7
W
RL = 4 Ω, THD = 10%, PVDD = 3.6 V
1.5
W
RL = 8 Ω, THD = 10%, PVDD = 3.6 V
0.9
W
Total Harmonic Distortion Plus Noise
THD + N
f = 1 kHz, BW = 20 kHz
PO = 100 mW into 8 Ω, PVDD = 3.6 V
0.035
%
PO = 500 mW into 8 Ω, PVDD = 3.6 V
0.1
%
PO = 1 W into 8 Ω, PVDD = 5.0 V
0.12
%
RL = 4 Ω, 6 dBFS input, PVDD = 5.0 V
3.6
%
RL = 8 Ω, 6 dBFS input, PVDD = 5.0 V
1.0
%
RL = 4 Ω, 6 dBFS input, PVDD = 3.6 V
5.2
%
RL = 8 Ω, 6 dBFS input, PVDD = 3.6 V
2.3
%
Efficiency
η
PO = 2.4 W into 4 Ω, PVDD = 5.0 V
86
%
PO = 1.38 W into 8 Ω, PVDD = 5.0 V
92
%
Average Switching Frequency
fSW
No input
290
kHz
Closed-Loop Gain
Gain
6 dBFS PDM input, BTL output,
f = 1 kHz
PVDD = 3.6 V
3.5
VP
PVDD = 5.0 V
4.78
VP
Differential Output Offset Voltage
VOOS
Gain = 6 dB
0.5
mV
Low Power Mode Wake Time
tWAKE
0.5
ms
Input Sampling Frequency
fS
fS = 64×
1.84
3.072
3.23
MHz
fS = 128×
3.68
6.144
6.46
MHz
POWER SUPPLY
Supply Voltage Range
Amplifier Power Supply
PVDD
2.5
3.6
5.5
V
Digital Power Supply
VDD
1.62
1.8
3.6
V
Power Supply Rejection Ratio
PSRRGSM
VRIPPLE = 100 mV at 217 Hz
85
dB
Supply Current, H-Bridge
IPVDD
Dither input, 8 Ω + 33 μH load
PVDD = 5.0 V, fS = 64×
3.1
mA
PVDD = 5.0 V, fS = 128×
3.2
mA
PVDD = 3.6 V, fS = 64×
2.6
mA
PVDD = 3.6 V, fS = 128×
2.7
mA
PVDD = 2.5 V, fS = 64×
2.2
mA
PVDD = 2.5 V, fS = 128×
2.3
mA
Standby Current
PVDD = 5.0 V
0.0
mA
Power-Down Current
100
nA
Supply Current, Modulator
IVDD
Dither input, 8 Ω + 33 μH load
VDD = 3.3 V, fS = 64×
1.3
mA
VDD = 3.3 V, fS = 128×
2.4
mA
VDD = 1.8 V, fS = 64×
0.6
mA
VDD = 1.8 V, fS = 128×
1.2
mA
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