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参数资料
| 型号： | IRAUDAMP4A |
| 厂商： | International Rectifier |
| 文件页数： | 14/16页 |
| 文件大小： | 0K |
| 描述： | KIT DESIGN IRS20957S/IRF6645 |
| 标准包装： | 1 |
| 放大器类型： | 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： | 120W x 2 @ 4 欧姆 |
| 电源电压： | ±25 V ~ 35 V |
| 板类型： | 完全填充 |
| 已用 IC / 零件： | IRF6645，IRS20957 |
| 已供物品： | 板 |
IRS20957S
www.irf.com
2008 International Rectifier
7
Electrical Characteristics
VCC,VBS= 12 V, IDD=5mA, VSS=20V, VS=0V,CL=1nF and TA=25
°C unless otherwise specified.
Symbol
Description
Min
Typ
Max
Units
Test Conditions
Low Side Supply
UVCC+
VCC supply UVLO positive
threshold
8.4
8.9
9.4
UVCC-
VCC supply UVLO negative
threshold
8.2
8.7
9.2
V
IQCC
Low side quiescent current
-
3
mA
VDT = VCC
VCLAMPL
Low side zener diode clamp
voltage
19.6
20.4
21.6
V
ICC=5mA
High Side Floating Supply
UVBS+
High side well UVLO positive
threshold
8.0
8.5
9.0
UVBS-
High side well UVLO negative
threshold
7.8
8.3
8.8
V
IQBS
High side quiescent current
-
1
mA
ILKH
High to Low side leakage
current
-
50
A
VB=VS =200V
VCLAMPH
High side zener diode clamp
voltage
14.7
15.3
16.2
V
IBS=5mA
Floating Input Supply
UVDD+
VDD, VSS floating supply
UVLO positive threshold
8.2
8.7
9.2
VSS =0V
UVDD-
VDD, VSS floating supply
UVLO negative threshold
7.7
8.2
8.7
V
VSS =0V
IQDD
Floating Input quiescent
current
-
1
mA
VDD=9.5V +Vss
VCLAMPM
Floating Input zener diode
clamp voltage
9.8
10.2
10.8
V
IDD=5mA
ILKM
Floating input side to Low side
leakage current
-
50
A
VDD=VSS =200V
Floating PWM Input
VIH
Logic high input threshold
voltage
2.3
1.9
-
VIL
Logic low input threshold
voltage
-
1.9
1.5
V
IIN+
Logic “1” input bias current
-
40
VIN =3.3V
IIN-
Logic “0” input bias current
-
1
A
VIN = VSS
Protection
VREF
Reference output voltage
4.8
5.1
5.4
IOREF =0.5mA
VthOCL
Low side OC threshold in Vs
1.1
1.2
1.3
OCSET=1.2V,
Figure 3
VthOCH
High side OC threshold in
VCSH
1.1+ Vs
1.2+ Vs
1.3+ Vs
Vs=200V,
Figure 4
Vth1
CSD pin shutdown release
threshold
0.62xVDD
0.70xVDD
0.78xVDD
VSS =0V
Vth2
CSD pin self reset threshold
0.26xVDD
0.30xVDD
0.34xVDD
V
VSS =0V
ICSD+
CSD pin discharge current
70
100
130
VSD = VSS +5V
ICSD-
CSD pin charge current
70
100
130
A
VSD = VSS +5V
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