LM78L09 KA78L09 MC78L09电气特性 ELECTRICAL Characteristic 参数S
(VI=15V, IO=40mA, 0℃£TJ£125℃, CI=0.33mF,CO=0.1mF, unless otherwise specified.除非另有说明 (Note 1)
Characteristic 参数 |
Symbol 符号 |
Test Conditions 测试条件 |
最小 | 典型 | 最大 | 单位 | ||
|
Output Voltage 输出电压 |
VO |
TJ = 25 ℃ |
8.64 | 9.0 | 9.36 | V | ||
|
Line Regulation 线性调整率 |
ΔVO |
TJ =25 ℃ |
11.5V < VI < 24V | 90 | 200 | mV | ||
|
13V< VI < 24V |
100 |
150 | mV | |||||
|
Load Regulation 负载调整率 |
ΔVO |
TJ =25 ℃ |
1mA< IO< 100mA | 20 | 90 | mV | ||
|
1mA < IO< 40mA |
10 |
45 | mV | |||||
|
Output Voltage 输出电压 |
VO |
11.5V < VI < 24V |
1mA< IO < 40mA | 8.55 | 9.45 | V | ||
|
11.5V< VI < VMAX (Note 2) |
1mA < IO < 70mA |
8.55 |
9.45 | V | ||||
|
Quiescent Current 静态电流 |
IQ |
TJ = 25 ℃ |
2.1 | 6.0 | mA | |||
|
Quiescent Current Change 静态电流变化 |
with line | ΔIQ | 13V < VI < 24V | 1.5 | mA | |||
|
with load |
ΔIQ |
1mA < IO < 40mA |
0.1 | mA | ||||
|
Output Noise Voltage 输出噪声电压 |
VN |
TA = 25 ℃, 10Hz < f < 100KHz |
70 |
μV/Vo | ||||
|
Temperature Coefficient of VO 温度系数 |
ΔVO/ΔT |
IO = 5mA |
-0.9 | mV/℃ | ||||
|
Ripple Rejection 纹波抑制 |
RR |
f = 120Hz, 12V < VI < 22V, TJ = 25 ℃ |
38 | 44 | dB | |||
|
Dropout Voltage 电压差 |
VD |
TJ = 25 ℃ |
1.7 | V | ||||
Note:
1.最大稳态输出电流和输入电压依赖于散热或引线长度
以上的数据代表脉冲试验条件下结温开始测试.
2.局部放电功耗≤0.75W
极限参数：
| Parameter参数 | Symbol 符号 | Value 数值 | 单位 |
| Input Voltage (for VO = 5V, 8V) 输入电压 | VI | 30 | V |
| (for VO = 12V to 18V) | 35 | ||
| (for VO = 24V) | 40 | ||
| Operating Junction Temperature Range结温工作范围 | TJ | 0~ +150 | ℃ |
| Storage Temperature Range储存温度范围 | TSTG | -65~ +150 | ℃ |
图1 LM78LXXX内部方框图
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图1 LM78LXXX引脚排列图
图3 LM78LXXX典型测试电路图 |
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图4 LM78LXXX TO-92封装图片 |
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图5 LM78LXXX 8-SOP封装图片 |
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图6 LM78LXXX SOT-89封装图片 |
