参数资料
型号: MC7912CD2TG
厂商: ON Semiconductor
文件页数: 8/16页
文件大小: 0K
描述: IC REG LDO -12V 1A D2PAK
标准包装: 50
稳压器拓扑结构: 负,固定式
输出电压: -12V
输入电压: 可下调至 -35V
电压 - 压降(标准): 1.3V @ 1A
稳压器数量: 1
电流 - 输出: 1A
工作温度: 0°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-263-3,D²Pak(2 引线+接片),TO-263AB
供应商设备封装: D2PAK
包装: 管件
其它名称: MC7912CD2TG-ND
MC7912CD2TGOS
MC7900 Series
20
10
Infinite Heatsink
2.5
q HS = 5 ° C/W
5.0
4.0 q HS = 15 ° C/W
3.0
2.0
2.0
1.5
T J = +25 ° C
1.0
0.5
0.4
0.3
0.2
No Heatsink
q JC = 5 ° C/W
q JA = 65 ° C/W
1.0
0.5
0.1
25
P D (max) = 15W
50
75
100
125
150
0
0
3.0
6.0
9.0
12
15
18
21
24
27
30
100
T A , AMBIENT TEMPERATURE ( ° C)
Figure 2. Worst Case Power Dissipation as a
Function of Ambient Temperature
V in = -11 V
80
|V I -V O | INPUT-OUTPUT VOLTAGE DIFFERENTIAL (V)
Figure 3. Peak Output Current as a Function
of Input ? Output Differential Voltage
80
V O = - 6.0 V
I O = 20 mA
70
f = 120 Hz
I O = 20 mA
D V in = 1.0 V(RMS)
60
60
40
20
50
0
10
100
1.0 k
10 k
100 k
40
2.0
4.0
6.0
8.0 10 12 14 16
18
20
22
6.26
6.22
6.18
f, FREQUENCY (Hz)
Figure 4. Ripple Rejection as a
Function of Frequency
5.2
5.0
4.8
V O , OUTPUT VOLTAGE (V)
Figure 5. Ripple Rejection as a Function
of Output Voltage
6.14
6.10
V in = -11 V
V D = - 6.0 V
I O = 20 mA
4.6
4.4
V in = -11 V
V O = - 6.0 V
I O = 20 mA
6.06
-25
0
25
50
75
100
125
150
175
4.2
0
25
50
75
100
125
T J , JUNCTION TEMPERATURE ( ° C)
Figure 6. Output Voltage as a Function
of Junction Temperature
http://onsemi.com
8
T J , JUNCTION TEMPERATURE ( ° C)
Figure 7. Quiescent Current as a
Function of Temperature
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