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參數(shù)資料
| 型號： | LV49821VH-TLM-H |
| 廠商： | ON Semiconductor |
| 文件頁數(shù)： | 8/15頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC AMP AUDIO CLASS D BTL 13HSSOP |
| 標(biāo)準(zhǔn)包裝： | 2,000 |
| 類型： | AB 類 |
| 輸出類型： | 2-通道（立體聲）帶立體聲耳機(jī) |
| 在某負(fù)載時最大輸出功率 x 通道數(shù)量： | 1.4W x 2 @ 8 歐姆 |
| 電源電壓： | 2.7 V ~ 5.5 V |
| 特點： | 待機(jī)，熱保護(hù) |
| 安裝類型： | 表面貼裝 |
| 供應(yīng)商設(shè)備封裝： | 13-HSSOP |
| 封裝/外殼： | 16-LSSOP（0.173"，4.40mm 寬）13 引線 |
| 包裝： | 帶卷 (TR) |
LV49821VH
No.A1468-2/15
Operating Conditions
at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
5V
Recommended load resistance
RL
4 to 32
Ω
Operation supply voltage range
VCC op1
RL = 8Ω or more
2.7 to 5.5
V
VCC op2
RL = 4Ω or 6Ω
2.7 to 3.7
V
Note : Please determine supply voltage used with due consideration of allowable power dissipation.
Electrical Characteristics
at Ta
= 25°C, VCC = 5V, fin = 1kHz, RL = 8Ω, V2 = high, V6 = Low
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
ICCOP1
No signal, RL = ∞
7.1
13
mA
ICCOP2
No signal, RL = ∞,V6 = High (2nd amplifier stop)
4.0
mA
Standby current
ISTBY
No signal, RL = ∞,V2 = Low (Standby mode)
0.01
10
μA
Maximum output power
PO max
THD = 10%
0.91
1.4
W
Voltage gain
VG
Vin = -25dBV
17.6
19.1
20.6
dB
Voltage gain difference
VGR
0
26
dB
Channel balance
CHB
Vin = -25dBV
-1.5
0
+1.5
dB
Total harmonic distortion
THD
Vin = -25dBV
0.3
1
%
Output noise voltage
VNO
Rg = 620
Ω, 20 to 20kHz
35
100
μVrms
Channel separation
CHsep
Vout = -25dBv, 20 to 20kHz
50
60
dB
Output offset voltage
VDCOS
Rg = 620
Ω
-30
+30
mV
Muting attenuation level
MUTE1
Vin = 0dBV, V2 = Low (Standby mode)
-110
dBV
MUTE2
Vin = -10dBV,V6 = High (2nd amplifier stop)
-85
dBV
Ripple rejection ratio
SVRR
Rg = 620
Ω, fr = 100Hz, Vr = -20dBV
35
dB
Reference Voltage (pin 4)
Vref
2.5
V
High level control voltage (pin 2)
VSTBH
Power amplifier operation mode
1.6
VCC
V
Low level control voltage (pin 2)
VSTBL
Power amplifier standby mode
0
0.3
V
High level control voltage (pin 6)
V2CNTH
2nd amplifier standby mode (SE mode)
4VCC/5
VCC
V
Low level control voltage (pin 6)
V2CNTH
2nd amplifier operation mode (BTL mode)
0
VCC/2
V
Package Dimensions
unit : mm (typ)
3377
SANYO : HSSOP13(225mil)
5.2
1.5
1.3
4.
4
0.
1
6.
4
0.
5
1
13
2
0.22
0.65
0.15
(0.33)
1.
5M
A
X
(1
.3
)
-30
0
20
40
60
80
100
0
1.6
1.2
0.8
0.4
Pd max -- Ta
-20
0.3
1.5
Ambient temperature, Ta -- C
Allowable
power
dissipation,
Pd
max
-
-W
Independent IC
With specified board
Specified board: 70
×70×1.6mm3
glass epoxy both side
0.9
0.18
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