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參數(shù)資料
| 型號(hào)： | LX1708ILQ-TR |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類(lèi)： | 音頻／視頻放大 |
| 英文描述： | 15 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC32 |
| 封裝： | 7 X 7 MM, ROHS COMPLIANT, PLASTIC, MLPQ-32 |
| 文件頁(yè)數(shù)： | 12/17頁(yè) |
| 文件大小： | 390K |
| 代理商： | LX1708ILQ-TR |
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LX1708
PRODUCTION DATA SHEET
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 4
Copyright
2007
Rev. 1.3, 2007-04-05
WWW
.Microse
m
i
.CO
M
15+15W Stereo Filterless Class-D Amplifier
TM
ELECTRICAL CHA RACTERISTICS
Unless otherwise specified, the following specifications apply over the operating ambient temperature -40°C < TA < 85°C except where
otherwise noted and the following test conditions: PVDD = 12V, PVSS = AVSS = 0V, V5V = 5V, RROSC = 24.9k
LX1708
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
OSCILLATOR
Oscillator Frequency
FOSC
Varies with ROSC resistor value, value shown is
for default conditions.
250
300
350
kHz
Temperature Stability
TA = -40°C to 85°C
2
%
POWER SUPPLY
Supply Voltage
PVDD
5
12
15
UVLO
PVDD
Start-up Voltage, Rising
4.5
4.9
V
UVLO Hysteresis
PVDD
500
mV
+5V Supply
V5V
4.5
5.5
UVLO
V5V
Start-up Voltage , Rising
4.25
4.50
V
UVLO Hysteresis
V5V
250
mV
Stand-By Current
IQQ
For PVDD, STBY high
10
50
A
Operating Current
IQQ
For PVDD, STBY low, Mute high
10
30
mA
Stand-By Current
IQQ5V5
For 5V5, STBY high
10
A
Operating Current
IQQ5V5
For 5V5, STBY low, Mute high
7
15
mA
Power Supply Rejection Ratio
PSRR
For PVDD @ 1kHz
55
dB
Reference Voltage
1
VREF
C bypass = 1F
2.25
V
GAIN
Stage Gain
G
f = 1kHz; VMUTE = 0V
26
Mute Gain
GMUTE
VMUTE = 5V
-40
dB
OFFSET
Output DC Offset
VOFFSET
Measured Differentially. Channel + to Channel -
40
mV
INPUT STAGE
Input Resistance
RIN
22
k
Common Mode Voltage
VCM
2.25
V
OUTPUT STAGE
MOSFET On Resistance
RDSON
IDS = 200mA
220
m
THERMAL
Thermal Shut Down Junction
Temperature
TSD
150
Thermal Gain Fold-back
Temperature
TFB
140
Thermal Recovery Temperature
TREC
110
°C
MUTE / STBY
MUTE Threshold
MUTETH
Mute Mode
V5V 2
STBY Threshold
STBYTH
V5V 2
V
STBY To Output Enable
5
ms
Note 1: Not ATE Tested.
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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