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參數(shù)資料
| 型號(hào)： | LA4168M |
| 元件分類(lèi)： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO30 |
| 封裝： | 0.375 INCH, MFP-30 |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大?。?/td> | 177K |
| 代理商： | LA4168M |
LA4168M
No.5660-2/7
Specifications
Maximum Ratings at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
4.5
V
Allowable power dissipation
Pd max
800
mW
Operating temperature
Topr
10 to +50
°C
Storage temperature
Tstg
55 to +150
°C
Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
3.0
V
Operating voltage range
VCC op
1.8 to 3.6
V
(power block)
RLpwr
4
Ω
Load resistance
(preamplifier block)
RLpre
10
k
Ω
Electrical Characteristics at Ta = 25
°C, VCC = 3.0V, RL = 4Ω (power amplifier), RL = 10kΩ (preamplifier),
f = 1kHz, 0dBm = 0.775V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
PRE+POWER+GVN
Standby current
ISTB
With pin 9 connected to VCC through a
100k
Ω resistor
25
170
250
μA
PRE+POWER
ICC-R
REC MODE, Vi = 0V
6
12
18
mA
Quiescent current
ICC-P
PLAY MODE, Vi = 0V, VOL MIN
12
18
25
mA
Voltage gain
VGTP
PLAY MODE, VO = 5dBm
71.5
74
76.5
dB
EQ AMP
Voltage gain (open loop)
VGOP
CNF = 100μF
80
85
dB
Voltage gain (closed loop)
VGP
50
52
54
dB
Maximum output voltage
VOP max
THD = 1%
0.5
0.75
V
Total harmonic distortion
THDP
VO = 0.3V
0.2
0.6
%
Equivalent input noise voltage
VNIP
Rg = 2.2k
Ω, DIN audio
1.0
2.0
μV
Ripple rejection ratio
Rrp
Rg = 2.2k
Ω, fR = 1kHz filter
45
60
dB
MIC AMP VOL MIN, ALC OFF
Voltage gain (closed loop)
VGM1
ALC OFF
43
45
47
dB
Maximum output voltage
VOmaxM
THD = 1%, RL = 10kΩ
0.5
0.75
V
Total harmonic distortion
THDM
VO = 0.3V
0.6
1.0
%
Equivalent input noise voltage
VNIM
Rg = 3k
Ω, DIN audio
2.0
4.0
μV
Ripple rejection ratio
SVRR
Rg = 3k
Ω, fR = 1kHz filter
40
53
dB
Input resistance
RIM
24
32
40
k
Ω
MIC+REC VOL MIN
Voltage gain (closed loop)
VGRT
ALC OFF
63.5
65.5
67.5
dB
Maximum output voltage
VOmaxR
THD = 5%
0.6
1.0
V
Output noise voltage
VNORT
MIC Input, Rg = 3k
Ω, DIN audio
3.5
8.0
mV
Ripple rejection ratio
RrRT
Rg = 3k
Ω, fR = 1kHz , 1kHz filter
20
32
dB
Continued on next page
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