BD9866GUL
4CH Power MOSFET 内蔵タイプ システムスイッチングレギュレータ(14V 耐圧)
BD9866GUL は3 チャンネル降圧用,1 チャンネル昇降圧自動切り替え用の計4chDC/DC コンバータ用IC です.全チャンネルFET を内蔵しており,外付け部品の削減が可能です.また各チャンネルの独立制御可能のため,非動作チャンネルの低消費電力化を実現しています.
主な仕様
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)
特長:
- Includes Buck converter (CH1, 2 and 4), and Buck-Boost converter (CH3), total 4 channels included.
- Includes Power MOSFET for all channels.
- Includes Over Current Protection (OCP) for all channels.
- Includes Short Circuit Protection (SCP.)
- Includes Undervoltage Lock Out (UVLO.)
- Includes Thermal Shut Down (TSD.)
- Includes Power Good (PG)
- External synchronous oscillation
- Each channel can be turn on/off individually.
- Contains internal compensation for all channels.
- Operation frequency of 1MHz.
- Includes cut off output voltage circuit during over current(timer latch type).
- Includes back-gate control for CH1 with soft start function.
- Select initial value by VOSEL2,3,4 terminal
- Includes Load SW which input are CH1 output.
