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参数资料
| 型号： | MC7818ECT |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 2/10页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO 18V 1A TO-220 |
| 产品变化通告： | Heatsink Pkg Change 09/Oct/2007 |
| 标准包装： | 50 |
| 稳压器拓扑结构： | 正，固定式 |
| 输出电压： | 18V |
| 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： | 通孔 |
| 封装/外壳： | TO-220-3 |
| 供应商设备封装： | TO-220-3 |
| 包装： | 管件 |
MC78XXE
Absolute Maximum Ratings
Parameter
Input Voltage (for V O = 5V to 18V)
Operating Temperature Range
Storage Temperature Range
Symbol
V I
T OPR
T STG
Value
35
0 ~ +125
-65 ~ +150
Unit
V
? C
? C
Electrical Characteristics (MC7805E)
(Refer to test circuit ,0 ? C < T J < 125 ? C, I O = 500mA, V I = 10V, C I = 0.33 ? F, C O = 0.1 ? F, unless otherwise specified)
Parameter
Symbol
T J = +25 ? C
Conditions
MC7805E/LM7805E
Min. Typ. Max.
4.8
5.0
5.2
Unit
Output Voltage
V O
5.0mA ≤ Io ≤ 1.0A, P O ≤ 15W
V I = 7V to 20V
4.75
5.0
5.25
V
Line Regulation (Note1)
Regline
T J = +25 ? C
V O = 7V to 25V
V I = 8V to 12V
-
-
4.0
1.6
100
50
mV
I O = 5.0mA to1.5A
-
9
100
Load Regulation (Note1)
Regload
T J = +25 ? C
I O =250mA to
750mA
-
4
50
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 = 7V to 25V
I O = 5mA
f = 10Hz to 100kHz, T A = +25 ? C
f = 120Hz
V O = 8V to 18V
I O = 1A, T J =+25 ? C
f = 1kHz
V I = 35V, T A =+25 ? C
T J = +25 ? C
-
-
-
-
-
62
-
-
-
-
5.0
0.03
0.3
-0.8
42
73
2
15
230
2.2
8.0
0.5
1.3
-
-
-
-
-
-
-
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.
2
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| MC7818ECTBU | 功能描述:线性稳压器 - 标准 REGULATOR 18V 1.0A 4% RoHS:否 制造商:STMicroelectronics 输出类型: 极性: 输出电压:1.8 V 输出电流:150 mA 负载调节: 最大输入电压:5.5 V 线路调整率: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOT-323-5L |
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