参数资料
型号: LP2951ACD-3.0R2G
厂商: ON Semiconductor
文件页数: 7/22页
文件大小: 0K
描述: IC REG LDO 3V .1A 8-SOIC
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 3V
输入电压: 最高 30V
电压 - 压降(标准): 0.35V @ 100mA
稳压器数量: 1
电流 - 输出: 100mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 剪切带 (CT)
其它名称: LP2951ACD-3.0R2GOSCT
LP2950, LP2951, NCV2951
250
400
200
150
0.1 mA Load Current
350
300
250
T A = 25 ? C
200
100
No Load
150
100
50
50
0
0
5.0
10
15
20
25
0
0.1
1.0
10
100
V in , INPUT VOLTAGE (V)
Figure 6. Input Current
I O , OUTPUT CURRENT (mA)
Figure 7. Dropout Voltage versus Output Current
550
55
5.0
LP2951C
500
50
4.0
R L = 330 k
T A = 25 ? C
450
400
350
R L = 50
R L = 50 k
45
40
35
3.0
2.0
1.0
V in Decreasing
V in Increasing
300
- 50
0
50
100
30
150
0
4.70
4.74
4.78
4.82
4.86
4.90
T, TEMPERATURE ( ? C)
Figure 8. Dropout Voltage versus Temperature
V in , INPUT VOLTAGE (V)
Figure 9. Error Comparator Output
8.0
V in
4.0
6.0
7.5
2.0
5.0
C L = 1.0 m F
4.0
7.0
6.5
V out
0
- 2.0
3.0
2.0
C L = 10 m F
T A = 25 ? C
I L = 10 mA
6.0
T A = 25 ? C
C L = 1.0 m F
I L = 1.0 mA
- 4.0
1.0
0
Shutdown Input
V in = 8.0 V
V out = 5.0 V
5.5
0
100
200
V O = 5.0 V
300 400
500
600
700
- 6.0
800
-1.0
-100
0
100
200
300
400
t, TIME ( m s)
Figure 10. Line Transient Response
http://onsemi.com
7
t, TIME ( m s)
Figure 11. LP2951 Enable Transient
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