BD9866GUL
4CH 功率MOSFET 内置型系统开关稳压器(14V耐压)
BD9866GUL
BD9866GUL
4CH 功率MOSFET 内置型系统开关稳压器(14V耐压)
BD9866GUL是3信道降压、单信道升降压自动切换的共4chDC/DC转换器用IC。内置全信道FET，可减少外接部件，且各信道还可独立控制，实现了非动作信道的低功耗。
主要规格
特性：
ch
4
Operating Frequency [MHz]
0.6 to 1.5
Supply Voltage [V]
4 to 14
Reference Voltage Precision1 [%]
0.6
Reference Voltage Precision2 [%]
0.8
Step Down [ch]
3
Buck-Boost [ch]
1
Built-in FET [ch]
4
Synchronous Rectifier [ch]
4
Package Size [mm]
3.75x3.75 (t=0.55)
特点：
1) Includes Buck converter (CH1, 2 and 4), and Buck-Boost converter (CH3), total 4 channels included.2) Includes Power MOSFET for all channels.
3) Includes Over Current Protection (OCP) for all channels.
4) Includes Short Circuit Protection (SCP.)
5) Includes Undervoltage Lock Out (UVLO.)
6) Includes Thermal Shut Down (TSD.)
7) Includes Power Good(PG)
8) External synchronous oscillation
9) Each channel can be turn on/off individually.
10) Contains internal compensation for all channels.
11) Operation frequency of 1MHz.
9) Includes cut off output voltage circuit during over current(timer latch type).
10) Includes back-gate control for CH1 with soft start function.
11) Select initial value by VOSEL2,3,4 terminal
12) Includes Load SW which input are CH1 output.
