LP2178 driver equivalent, non-isolated buck switching power supply constant voltage control driver.
LP2178 is a high-efficiency and high-precision non-isolated step-down switching power supply constant voltage control driver chip. It is suitable for non-isolated Buck a.
application ÿ Open power supplies such as small appliances and white appliances
Ordering Information Order model LP217.
Figure 2 Pin package diagram
serial number
1ÿ3
2 4
5ÿ6ÿ7ÿ8
Pin Name VCC GND NC
C
describe Chip power supply and feedback signal detection Chip Ground
Floating pin
The collector C of the built-in power transistor
Limit parameters (Note 1)
symbol.
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