参数资料
型号: MC7812ECDTX
厂商: Fairchild Semiconductor
文件页数: 3/10页
文件大小: 0K
描述: IC REG LDO 12V 1A DPAK
标准包装: 2,000
稳压器拓扑结构: 正,固定式
输出电压: 12V
输入电压: 最高 35V
电压 - 压降(标准): 2V @ 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-252-3,DPak(2 引线+接片),SC-63
供应商设备封装: TO-252-3
包装: 带卷 (TR)
MC78XXE
Electrical Characteristics (MC7812E)
(Refer to test circuit ,0 ? C < T J < 125 ? C, I O = 500mA, V I =19V, C I = 0.33 ? F, C O =0.1 ? F, unless otherwise specified)
Parameter
Symbol
T J = +25 ? C
Conditions
MC7812E
Min. Typ. Max.
11.5
12
12.5
Unit
Output Voltage
V O
5.0mA ?? I O ? 1.0A, P O ? 15W
V I = 14.5V to 27V
11.4
12
12.6
V
Line Regulation (Note1)
Load Regulation (Note1)
Regline
Regload
T J = +25 ? C
T J = +25 ? C
V I = 14.5V to 30V
V I = 16V to 22V
I O = 5mA to 1.5A
I O = 250mA to 750mA
-
-
-
-
10
3.0
11
5.0
240
120
240
120
mV
mV
Quiescent Current
Quiescent Current Change
Output Voltage Drift (Note2)
Output Noise Voltage
Ripple Rejection (Note2)
Dropout Voltage
Output Resistance (Note2)
Short Circuit Current
Peak Current (Note2)
I Q
? I Q
? V O / ? T
V N
RR
V Drop
r O
I SC
I PK
T J = +25 ? C
I O = 5mA to 1.0A
V I = 14.5V to 30V
I O = 5mA
f = 10Hz to 100kHz, T A = +25 ? C
f = 120Hz
V I = 15V to 25V
I O = 1A, T J = +25 ? C
f = 1kHz
V I = 35V, T A = +2 5 ? C
T J = +25 ? C
-
-
-
-
-
55
-
-
-
-
5.1
0.1
0.5
-1
76
71
2
18
230
2.2
8.0
0.5
1.0
-
-
-
-
-
-
-
mA
mA
mV/ ? C
? V/Vo
dB
V
m ?
mA
A
Note:
1. Load and line regulation are specified at constant junction temperature. Changes in V O due to heating effects must be taken
into account separately. Pulse testing with low duty is used.
2. These parameters, although guaranteed, are not 100% tested in production.
3
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