12V輸入 多頻道 系統電源IC - BM81004MUV

BM81004MUV為液晶TV用TFT-LCD面板用系統電源產品。除了面板驅動用電源(SOURCE用電壓、LOGIC用電壓)功能、還內建正/負充電泵控制器、Gate Pulse Modulation機能。此外、本產品還具備維持各種設定値的EPROM、可設定輸出電壓及SOFT START時間等。

* 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 | BM81004MUV-ZE2
狀態 | 推薦品
封裝 | VQFN48V7070A
單位數量 | 1500
最小包裝數量 | 1500
包裝形式 | Taping
RoHS | Yes

規格:

Grade

Standard

Vin1(Min.)[V]

8.6

Vin1(Max.)[V]

14.0

SW frequency(Max.)[MHz]

1.0

Output Source Voltage[V]

to 18

Output Logic Voltage[V]

Variable

Output Logic Voltage2[V]

Variable

Output Gate Voltage[V]

Variable

Start up Sequence Circuit

Yes

VCOM[ch]

1

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

105

功能:

  • Step-up DC/DC converter (AVDD) (Synchronous rectification, Built-in load switch)
  • Step-down DC/DC converter 1 (VIO) (Non-synchronous rectification)
  • Step-down DC/DC converter 2 (VCORE)
  • Step-down DC/DC converter 3 (HAVDD) (Synchronous rectification)
  • Positive charge pump controller (VGH)
  • Negative charge pump controller (VGL)
  • Gate Pulse Modulation (GPM) function
  • High Voltage LDO (50mA)
  • 10bit DAC-controlled Gamma Amplifier 4ch
  • 8bit DAC-controlled VCOM Amplifier
  • Output voltage control by I²C
  • Built-in EEPROM
  • Switching Frequency 750kHz (AVDD, VIO)
  • Switching Frequency 1MHz (VCORE, HAVDD)