ROHM Product Detail

BD18398ARUV-M (新產品)
3ch車電用SPI電流LED驅動器

BD18398ARUV-M是一款3ch同步降壓DC/DC LED驅動器,採用準固定開關頻率和快速開關佔空比調節的on-time拓撲結構,並採用平均LED電流回授降壓拓撲結構,可在寬輸入和LED輸出範圍內實現更精準的LED電流調節系統。

Product Detail

 
料號 | BD18398ARUV-ME2
狀態 | 推薦品
封裝 | HTSSOP-C48R
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]

4800

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 (Grade1)
  • ISO 26262 製程符合ASIL-B要求
  • 用於準固定頻率開關的on-time拓撲
  • 平均LED電流調整
  • 用於電流感測引腳的保護二極體較少
  • 逐週期過電流保護
  • 熱關斷 (TSD)
  • 熱感測器讀數
  • 串列周邊介面 (SPI)
  • LIMP-HOME模式
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