| 常用电源电路 |
|
 78系列稳压电源电路 |
 79系列稳压电源电路 |
| DC-DC直流变换电路 |
| 常用开关电源电路 |
| LM系列开关电源集成电路 |
| TOP系列开关电源集成电路 |
| 小资料——名词解释 |
| PWM——Pulse-Width-Modulator，即脉冲宽度调制（器） |
| 序号 | 型号 | Vin(V) | Vout(V) | Io(max)(A) | 封装 | 说明 | 生产厂商 | 数据
手册 |
| 001 | KA278R05 | 5.5-35 | 4.88-5.12 | 2.0 | TO-220 | 可控低压差 | FAIRCHILD |  |
| 002 | KA278R09 | 9.5-35 | 8.78-9.22 | 2.0 | TO-220 | 可控低压差 | FAIRCHILD | |
| 003 | KA278R12 | 12.5-35 | 11.7-12.3 | 2.0 | TO-220 | 可控低压差 | FAIRCHILD | |
| 004 | KA278R33 | 3.8-35 | 3.22-3.38 | 2.0 | TO-220 | 可控低压差 | FAIRCHILD | |
| 005 | KA278R51 | 5.6-35 | 4.98-5.22 | 2.0 | TO-220 | 可控低压差 | FAIRCHILD | |
| 006 | KA378R05 | 5.5-35 | 4.88-5.12 | 3.0 | TO-220 | 可控低压差 | 美国仙童 | |
| 007 | KA378R12 | 12.5-35 | 12.0 | 3.0 | TO-220 | 可控低压差 | 美国仙童 | HTM |
| 008 | KA378R33 | 3.8-35 | 3.22-3.38 | 3.0 | TO-220 | 可控低压差 | 美国仙童 | |
| 009 | 78D05 | 7.5-23 | 4.75-5.25 | 0.5 | TO-252 | | - | - |
| 010 | 78D09 | 11.5-25 | 8.6-9.4 | 0.5 | TO-252 | | - | - |
| 011 | 78D12 | 14.5 | 27 | 0.5 | TO-252 | | - | - |
| 012 | 78M12 | 14.5-27 | 11.6-12.4 | 0.5 | TO-252 | | - | - |
| 013 | AME1084 | Datasheet | Datasheet | 5.0 | Datasheet | 可调低压差 | - | |
| 014 | AME1085 | Datasheet | Datasheet | 5.0 | Datasheet | 可调低压差 | - | |
| 015 | AN7805 | 7.5-20 | 4.75-5.25 | 1.0 | TO-220 | - | Panasonic | |
| 016 | AN7809 | 11.5-25 | 8.7-9.3 | 1.0 | TO-220 | - | Panasonic | |
| 017 | AN7812 | 14.5-27 | 11.5-12.5 | 1.0 | TO-220 | - | Panasonic | |
| 018 | AN7815 | 17.5-30 | 14.4-15.6 | 1.0 | TO-220 | - | Panasonic | |
| 019 | E1083CT | - | - | - | TO-220 | 可调低压差 | - | - |
| 020 | E1084CT | - | - | - | TO-220 | 可调低压差 | - | - |
| 021 | E1085CT | - | - | - | TO-220 | 可调低压差 | - | - |
| 022 | E1584CT | - | - | - | TO-220 | 可调低压差 | - | - |
| 023 | E1585CT | - | - | - | TO-220 | 可调低压差 | - | - |
| 024 | E1584CT | - | - | - | TO-220 | 可调低压差 | - | - |
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