参数资料
型号: LP2950CZ-5.0RPG
厂商: ON Semiconductor
文件页数: 13/22页
文件大小: 0K
描述: IC REG LDO 5V .1A TO-92
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 5V
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: 通孔
封装/外壳: TO-226-3、TO-92-3(TO-226AA)成形引线
供应商设备封装: TO-92-3
包装: 剪切带 (CT)
其它名称: LP2950CZ-5.0RPGOSCT
LP2950, LP2951, NCV2951
+ 5.0 V
4.7 k
Output*
1
5
4
20 mA
8
NC
5
Error
V in
V out
1
2
4
SNS
LP2951CN
2
NC
* High for
NC
3
SD
V O T
6
NC
I L < 3.5 mA
1N4001
0.1 m F
Gnd
4
FB
7
1N457
1N457
360
1N457
Figure 27. Open Circuit Detector for 4.0 to 20 mA Current Loop
100 k
31.6 k
2N3906
6.0 V Lead-Acid
Battery
8
V O T
2
MC34164P ? 5
3
1
NC
5
3
V in
Error V out
SNS
LP2951CN
SD
1
2
6
NC
1.0 m F
20
Main V+
Memory V+
NiCad Backup
Gnd
4
FB
7
Battery
NC
Figure 28. Low Battery Disconnect
100
90
80
Free Air
Mounted
Vertically
P D(max) for T A = 50 ? C
2.0 oz. Copper
L
2.4
2.0
1.6
Minimum
70
60
50
Size Pad
L
1.2
0.8
0.4
R q JA
40
0
0
5.0
10
15
20
25
30
L, LENGTH OF COPPER (mm)
Figure 29. DPAK Thermal Resistance and Maximum
Power Dissipation versus PCB Copper Length
http://onsemi.com
13
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