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参数资料
| 型号： | NCP2820MUTBG |
| 厂商： | ON Semiconductor |
| 文件页数： | 17/21页 |
| 文件大小： | 0K |
| 描述： | IC PWR AMP AUD 2.65W D 8UDFN |
| 标准包装： | 1 |
| 类型： | D 类 |
| 输出类型： | 1-通道（单声道） |
| 在某负载时最大输出功率 x 通道数量： | 2.65W x 1 @ 4 欧姆 |
| 电源电压： | 2.5 V ~ 5.5 V |
| 特点： | 消除爆音，差分输入，短路和热保护，关闭 |
| 安装类型： | 表面贴装 |
| 供应商设备封装： | 8-UDFN（2x2.2） |
| 封装/外壳： | 8-UFDFN 裸露焊盘 |
| 包装： | 标准包装 |
| 其它名称： | NCP2820MUTBGOSDKR |
NCP2820 Series
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS (Limits apply for TA = +25°C unless otherwise noted) (NCP2820FCT1G & NCP2820FCT2G)
Characteristic
Unit
Max
Typ
Min
Conditions
Symbol
Efficiency
RL = 8.0 W, f = 1.0 kHz
Vp = 5.0 V, Pout = 1.2 W
Vp = 3.6 V, Pout = 0.6 W
91
90
%
RL = 4.0 W, f = 1.0 kHz
Vp = 5.0 V, Pout = 2.0 W
Vp = 3.6 V, Pout = 1.0 W
82
81
Total Harmonic Distortion + Noise
THD+N
Vp = 5.0 V, RL = 8.0 W,
f = 1.0 kHz, Pout = 0.25 W
Vp = 3.6 V, RL = 8.0 W,
f = 1.0 kHz, Pout = 0.25 W
0.05
0.09
%
Common Mode Rejection Ratio
CMRR
Vp from 2.5 V to 5.5 V
Vic = 0.5 V to Vp 0.8 V
Vp = 3.6 V, Vic = 1.0 Vpp
f = 217 Hz
f = 1.0 kHz
62
56
57
dB
Power Supply Rejection Ratio
PSRR
Vp_ripple_pkpk = 200 mV, RL = 8.0 W,
Inputs AC Grounded
Vp = 3.6 V
f = 217 kHz
f = 1.0 kHz
62
65
dB
ELECTRICAL CHARACTERISTICS (Limits apply for TA = +25°C unless otherwise noted) (NCP2820MUTBG & NCV2820MUTBG)
Characteristic
Symbol
Conditions
Min
Typ
Max
Unit
Operating Supply Voltage
Vp
TA = 40°C to +85°C
2.5
5.5
V
Supply Quiescent Current
Idd
Vp = 3.6 V, RL = 8.0 W
Vp = 5.5 V, No Load
Vp from 2.5 V to 5.5 V, No Load
TA = 40°C to +85°C
2.15
2.61
3.8
mA
Shutdown Current
Isd
Vp = 4.2 V
TA = +25°C
TA = +85°C
0.42
0.45
0.8
2.0
mA
Vp = 5.5 V
TA = +25°C
TA = +85°C
0.8
0.9
1.5
mA
Shutdown Voltage High
Vsdih
-
1.2
V
Shutdown Voltage Low
Vsdil
-
0.4
V
Switching Frequency
Fsw
Vp from 2.5 V to 5.5 V
TA = 40°C to +85°C
180
240
300
kHz
Gain
G
RL = 8.0 W
285 kW
Ri
300 kW
Ri
315 kW
Ri
V
Output Impedance in Shutdown Mode
ZSD
-
20
kW
Resistance from SD to GND
Rs
300
kW
Output Offset Voltage
Vos
Vp = 5.5 V
6.0
mV
Turn On Time
Ton
Vp from 2.5 V to 5.5 V
1.0
ms
Turn Off Time
Toff
Vp from 2.5 V to 5.5 V
1.0
ms
Thermal Shutdown Temperature
Tsd
160
°C
Output Noise Voltage
Vn
Vp = 3.6 V, f = 20 Hz to 20 kHz
no weighting filter
with A weighting filter
65
42
mVrms
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