ROHM Product Detail

BD18398AEUV-M (開發中)
車用3ch電流LED驅動器,附SPI

BD18398AEUV-M 是一款 3ch 同步降壓 DC-DC LED 驅動器,採用具有準固定開關頻率及快速開關佔空比調節的 on-time 架構,並採用平均 LED 電流回授降壓架構,可在寬廣的輸入和 LED 輸出範圍內實現更精準的 LED 電流調節系統。

Product Detail

 
料號 | BD18398AEUV-ME2
狀態 | 開發中
封裝 | HTSSOP-C48
包裝形式 | Taping
單位數量 | 2000
最小包裝數量 | 2000
RoHS | Yes

功能安全:

A product that has been developed based on an ISO 26262 design process compliant to the ASIL level described in the datasheet.

規格:

Topology

Buck

Vin(Min.)[V]

5

Vin(Max.)[V]

65

Total Output Current (Max.)[mA]

2700

Per Channel Drive(Max.)[mA]

1600

Number of Outputs

3

Vout(Max.)[V]

60

Switching Frequency (Max.)[MHz]

2.25

Data Transfer Rate(Max.)[MHz]

1

Integrated Switching FET

Yes

Dimming

DC / PWM

PWM Dimming Steps

1024

DC Dimming Steps

1024

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

Package Size [mm]

12.5x8.1 (t=1.0)

Common Standard

AEC-Q100 (Automotive Grade)

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功能:

  • AEC-Q100合格 (等級1)
  • 符合ISO 26262製程,支援ASIL-B
  • 準固定頻率切換的on-time拓撲
  • 平均LED電流調節
  • 電流感測引腳無需保護二極體
  • 逐週期開關過電流保護
  • 熱關斷 (TSD)
  • 熱感測器讀取
  • 序列週邊介面 (SPI)
  • LIMP-HOME Mode
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