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参数资料
| 型号： | NCV2890DMR2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 11/16页 |
| 文件大小： | 0K |
| 描述： | IC PWR AMP AUDIO 1W 8-MICRO |
| 标准包装： | 4,000 |
| 类型： | AB 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： | 1.08W x 1 @ 8 欧姆 |
| 电源电压： | 2.2 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： | Micro8? |
| 封装/外壳： | 8-TSSOP，8-MSOP（0.118"，3.00mm 宽） |
| 包装： | 带卷 (TR) |
NCP2890, NCV2890
http://onsemi.com
4
ELECTRICAL CHARACTERISTICS Limits apply for TA between 40°C to +85°C (Unless otherwise noted).
Characteristic
Symbol
Conditions
Min
(Note 6)
Typ
Max
(Note 6)
Unit
Supply Quiescent Current
Idd
Vp = 2.6 V, No Load
Vp = 5.0 V, No Load
1.5
1.7
4
mA
Vp = 2.6 V, 8 W
Vp = 5.0 V, 8 W
1.7
1.9
5.5
Common Mode Voltage
Vcm
Vp/2
V
Shutdown Current
ISD
10
600
nA
Shutdown Voltage High
VSDIH
1.2
V
Shutdown Voltage Low
VSDIL
0.4
V
Turning On Time (Note 8)
TWU
Cby = 1 mF
285
ms
Output Swing
Vloadpeak
Vp = 2.6 V, RL = 8.0 W
2.0
4.0
2.12
4.15
V
Rms Output Power
PO
Vp = 2.6 V, RL = 4.0 W
THD + N < 0.1%
Vp = 2.6 V, RL = 8.0 W
THD + N < 0.1%
Vp = 5.0 V, RL = 8.0 W
THD + N < 0.1%
0.36
0.28
1.08
W
Maximum Power Dissipation (Note 8)
PDmax
Vp = 5.0 V, RL = 8.0 W
0.65
W
Output Offset Voltage
VOS
Vp = 2.6 V
Vp = 5.0 V
30
mV
SignaltoNoise Ratio
SNR
Vp = 2.6 V, G = 2.0
10 Hz < F < 20 kHz
Vp = 5.0 V, G = 10
10 Hz < F < 20 kHz
84
77
dB
Positive Supply Rejection Ratio
PSRR V+
G = 2.0, RL = 8.0 W
Vpripple_pp = 200 mV
Cby = 1.0 mF
Input Terminated with 10
W
F = 217 Hz
Vp = 5.0 V
Vp = 3.0 V
Vp = 2.6 V
F = 1.0 kHz
Vp = 5.0 V
Vp = 3.0 V
Vp = 2.6 V
64
72
73
64
74
75
dB
Efficiency
h
Vp = 2.6 V, Porms = 320 mW
Vp = 5.0 V, Porms = 1.0 W
48
63
%
Thermal Shutdown Temperature (Note 9)
Tsd
140
160
180
°C
Total Harmonic Distortion
THD
Vp = 2.6, F = 1.0 kHz
RL = 4.0 W, AV = 2.0
PO = 0.32 W
Vp = 5.0 V, F = 1.0 kHz
RL = 8.0 W, AV = 2.0
PO = 1.0 W
0.04
0.02
%
6. Min/Max limits are guaranteed by design, test or statistical analysis.
7. This parameter is not tested in production for 9Pin FlipChip CSP package in case of a 5.0 V power supply.
8. See page 11 for a theoretical approach of this parameter.
9. For this parameter, the Min/Max values are given for information.
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