参数资料
型号: IRAUDAMP8
厂商: International Rectifier
文件页数: 18/19页
文件大小: 0K
描述: BOARD REF DESIGN 4CH AUDIO AMP
标准包装: 1
放大器类型: D 类
输出类型: 4-通道(四路)
在某负载时最大输出功率 x 通道数量: 170W x 4 @ 4 欧姆
电源电压: ±25 V ~ 35 V
板类型: 完全填充
已用 IC / 零件: IRF6665,IRS2093M
已供物品:
IRS2093MPbF
www.irf.com
2009 International Rectifier
8
Rfn=0
VCOMPn
CHn OTA Output voltage, n=1-4
VAA-1
-
VSS+1
V
gmn
CHn OTA transconductance, n=1-
4
-
100
-
mS
VIN-n=10mV
GVn
CHn OTA gain, n=1-4
60
-
dB
VNrmsn
CHn OTA input noise voltage,
n=1-4
-
250
-
mVrms
BW=20kHz,
Resolution
BW=22Hz
Fig.5
SRn
CHn slew rate, n=1-4
-
±5
-
V/us
CCOMPn=1nF
CMRRn
CHn common-mode rejection
ratio, n=1-4
-
60
-
dB
PSRRn
CHn supply voltage rejection ratio,
n=1-4
-
65
-
dB
PWM comparator
VthPWM
PWM comparator threshold in
COMP
-
(VAA -
VSS)/2
-
V
fOTAn
CHn COMP pin star-up local
oscillation frequency, n=1-4
0.7
1.0
1.5
MHz
VCSD =VSS+5V
Protection
VREF
Reference output voltage
4.8
5.1
5.4
V
IOREF =0.5mA
VthOCLn
CHn low side OC threshold in
Vsn, n=1-4
1.1
1.2
1.3
V
OCSET=1.2V
VthOCHn
CHn high side OC threshold in
VCSHn, n=1-4
1.1+ Vs 1.2+ Vs
1.3+ Vs
V
Vs=200V,
VthDS
DS pin input threshold
0.4xVA
A
0.5xVA
A
0.6xVA
A
V
VSS =0V
Vth1
CSD pin shutdown release
threshold
0.62xVAA 0.70xVAA 0.78xVAA
V
Vth2
CSD pin self reset threshold
0.26xVAA 0.30xVAA 0.34xVAA
V
ICSD+
CSD pin discharge current
70
100
130
A
VCSD = VSS +5V
ICSD-
CSD pin charge current
70
100
130
A
VCSD = VSS +5V
tSDn
CHn shutdown propagation delay
from VCSD > VSS + VthOCH to
Shutdown
-
250
ns
tOCHn
CHn propagation delay time from
VCSHn > VthOCHn to Shutdown, n=1-
4
-
500
ns
Fig.4
tOCLn
CHn propagation delay time from
Vsn> VthOCL to Shutdown, n=1-4
-
500
ns
Fig.3
Gate Driver
Io+n
CHn output high short circuit
current (Source) , n=1-4
-
0.5
-
A
Vo=0V,
PW<10S
Io-n
CHn output low short circuit
current (Sink) , n=1-4
-
0.6
-
A
Vo=12V,
PW<10S
VOLn
CHn low level out put voltage
LO – COM, HO - VS, n=1-4
-
0.1
V
VOHn
CHn high level out put voltage
VCC – LO, VB - HO, n=1-4
-
1.4
V
Io=0A
Ton0n
CHn high and low side turn-on
propagation delay, n=1-4
-
350
-
ns
Toff0n
CHn high and low side turn-off
propagation delay, n=1-4
-
325
-
ns
VDT = VCC, VDS=VAA
Ton1n
CHn high and low side turn-on
-
145
-
ns
VDT = VCC, VDS=VSS
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