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参数资料
| 型号： | NCP4896EVB |
| 厂商： | ON Semiconductor |
| 文件页数： | 13/16页 |
| 文件大小： | 0K |
| 描述： | EVAL BOARD FOR NCP4896 |
| 设计资源： | NPC4896 Demo Brd BOM NCP4896 Demo Brd Schematic |
| 标准包装： | 1 |
| 放大器类型： | AB 类 |
| 输出类型： | 1-通道（单声道）带单声道耳机 |
| 在某负载时最大输出功率 x 通道数量： | 1.08W x 1 @ 8 欧姆; 176mW x 1 @ 16 欧姆 |
| 电源电压： | 2.2 V ~ 5.5 V |
| 板类型： | 完全填充 |
| 已用 IC / 零件： | NCP4896 |
| 已供物品： | 板 |
| 其它名称： | NCP4896EVBOS |
NCP4896
http://onsemi.com
6
TYPICAL PERFORMANCE CHARACTERISTICS
0.001
0.010
0.100
1.000
10.000
020
40
60
80
100
Figure 8. THD + N vs. Output Power
(SE Mode)
T
H
D
+
N
(%)
OUTPUT POWER (mW)
VP = 5.0 V
RF = Ri
= 20 kW
SE Mode
RL = 32 W
f = 1.0 kHz
0.001
0.010
0.100
1.000
10.000
0
102030
40
Figure 9. THD + N vs. Output Power
(SE Mode)
T
H
D
+
N
(%)
OUTPUT POWER (mW)
VP = 3.0 V
RF = Ri
= 20 kW
SE Mode
RL = 32 W
f = 1.0 kHz
0.001
0.010
0.100
1.000
10.000
020
25
30
15
Figure 10. THD + N vs. Output Power
(SE Mode)
T
H
D
+
N
(%)
OUTPUT POWER (mW)
VP = 2.6 V
RF = Ri
= 20 kW
SE Mode
RL = 32 W
f = 1.0 kHz
10
5.0
10
100
1000
10000
100000
0.001
0.010
0.100
1.000
Figure 11. THD + N vs. Frequency
(SE Mode)
T
H
D
+
N
(%)
FREQUENCY (Hz)
VP = 4.2 V
RF = Ri
= 20 kW
SE Mode
RL = 32 W
Pout = 50 mW
Figure 12. PSRR (BTL Mode) @ VP = 2.6 V
10
100
1000
10000
100000
PSRR
(dB)
FREQUENCY (Hz)
100
90
80
70
60
50
40
30
20
10
0
Figure 13. PSRR (BTL Mode) @ VP = 3.6 V
10
100
1000
10000
100000
PSRR
(dB)
FREQUENCY (Hz)
100
90
80
70
60
50
40
30
20
10
0
VP = 3.6 V
RF = Ri
= 20 kW, Cb = 1.0 mF
BTL Mode
RL = 8 W
Vripple = 200 mV pkpk
VP = 2.6 V
RF = Ri
= 20 kW, Cb = 1.0 mF
BTL Mode
RL = 8 W
Vripple = 200 mV pkpk
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