同步整流DC/DC轉換器 1.5A FLASH LED驅動器 - BD7757MWX

BD7757MWX是同步整流升壓DC/DC型1ch的1.5A FLASH LED驅動器。外接應用不需要整流用二極體,有助於實現高效率以及減少貼裝面積。透過一線串列控制不僅可實現FLASH電流、TORCH電流的16級調節,還可調整計時器時間、UVLO閾值等。

* 本產品是標準級的產品。本產品不建議使用的車載設備。
料號 | BD7757MWX-E2
狀態 | 推薦品
封裝 | USON014X3020
單位數量 | 4000
最小包裝數量 | 4000
包裝形式 | Taping
RoHS | Yes

規格:

Topology

Boost

Number of Outputs

1

Vin(Min.)[V]

2.7

Vin(Max.)[V]

5.0

Output Current(Max.)[mA]

1500.0

Per Channel Drive(Max.)[mA]

1500.0

Vout(Max.)[V]

5.1

Frequency(Max.)[MHz]

2.0

Data Input

UPIC

LED Configuration

1

LDO

No

Auto Luminous Control

No

Synchronous

Yes

Integrated FET

Yes

Peak Efficiency[%]

85

Operating Temperature (Min.)[°C]

-30

Operating Temperature (Max.)[°C]

85

功能:

  • Synchronous rectification step-up DC/DC converter.
  • Control of registers via Uni-Port Interface Control ++ (UPIC)
  • Maximum current of 1.5A in Flash mode (Low side LED Driver).
  • Lighting Mode Setup
    Flash Mode…1.5A (Max)
    Torch Mode…450mA (Max)
  • Variable LED current
  • Protection Circuits:
  • Over Current Protection Circuit (OCP)
  • Over Voltage Protection Circuit (OVP)
  • VOUT – GND Short Protection Circuit
  • LED Short / Open Protection Circuit
  • Under Voltage Lock Out Circuit (UVLO)
  • Thermal Shut Down Circuit (TSD)
  • Battery Drop Protection Circuit
  • Flash Timer Protection Circuit