参数资料
型号: SSM3302ACPZ-R7
厂商: Analog Devices Inc
文件页数: 16/20页
文件大小: 0K
描述: IC AUDIO AMP STEREO 40LFCSP
标准包装: 1
类型: D 类
输出类型: 2 通道(立体声)
在某负载时最大输出功率 x 通道数量: 36.6W x 1 @ 2 欧姆; 24W x 2 @ 4 欧姆
电源电压: 7 V ~ 18 V
特点: 消除爆音,差分输入,短路和热保护,关闭
安装类型: 表面贴装
供应商设备封装: 40-LFCSP-WQ(6x6)
封装/外壳: 40-WFQFN 裸露焊盘,CSP
包装: 标准包装
其它名称: SSM3302ACPZ-R7DKR
Data Sheet
SSM3302
Rev. A | Page 5 of 20
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
ISYAVDD
VIN = 0 V, load = 8 + 68 H, PVDD = 15 V, VREGEN = AGND
(internal VREG disabled)
5.85
mA
VIN = 0 V, load = 8 + 68 H, PVDD = 12 V, VREGEN = AGND
(internal VREG disabled)
5.8
mA
VIN = 0 V, load = 8 + 68 H, PVDD = 7 V, VREGEN = AGND
(internal VREG disabled)
5.6
mA
Shutdown Current
ISD
SD = AGND
10
A
ANALOG SUPPLY
External Supply Voltage
AVDD
Permissible range for external AVDD, VREGEN = AGND
4.5
5.5
V
On-Board Regulator
VVREG
5
V
Regulator Current
IVREG
20
mA
Regulator Power Supply
Rejection
PSRRVREG
70
dB
GAIN CONTROL
Closed-Loop Voltage Gain
AV
See Table 5 for gain options
9
24
dB
Input Impedance
ZIN
40
k
SHUTDOWN CONTROL
Input Voltage High
VIH
1.35
V
Input Voltage Low
VIL
0.35
V
Turn-On Time
tWU
SD rising edge from AGND to AVDD
40
ms
Turn-Off Time
tSD
SD falling edge from AVDD to AGND
500
s
Output Impedance
ZOUT
SD = GND
56
k
AMPLIFIER PROTECTION
Overcurrent Threshold
IOC
6
A
Overtemperature
Warning
TWARN
120
°C
Overtemperature
Shutdown
TSD
145
°C
Recovery Temperature
TREC
85
°C
NOISE PERFORMANCE
Output Voltage Noise
en
PVDD = 12 V, f = 20 Hz to 20 kHz, inputs are ac grounded,
gain = 9 dB, A-weighted
100
V rms
Signal-to-Noise Ratio
SNR
PO = 10 W, RL = 8
98
dB
1
Although the SSM3302 has good audio quality above 2 × 10 W into 4 , continuous output power beyond 2 × 10 W into 4 must be avoided due to device packaging
limitations.
2
Mono mode. Output power beyond 20 W needs special care for thermally considered printed circuit board (PCB) design.
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