BU97941FV
Multifunction LCD Segment Driver

ROHM的多机能SEG驱动器适合于100SEG到200SEG的 液晶SEG驱动。内置显示用的RAM,可以减少微型电脑负荷, 消耗电流及周边零件,实现了极大的节能设计。 LED驱动器 通过PWM对应调光机能,充实了GPO等附加机能,实现了高水平的 面板设计。

Data Sheet 购买 *
* 本产品是标准级的产品。
本产品不建议使用于车载设备。

主要规格

 
型号 | BU97941FV-E2
Status | 推荐品
封装 | SSOP-B40
包装数量 | 2000
最小独立包装数量 | 2000
包装形态 | Taping
RoHS | Yes

特性:

Grade

Consumer

Segment Element

104

Duty

1/4, 1/3, Static

Bias

1/3

Elements of MUX 1:1

26

Elements of MUX 1:3

78

Elements of MUX 1:4

104

Interface [line serial]

3wire

Interface Voltage (Min.)[V]

1.8

Interface Voltage (Max.)[V]

3.6

Power Supply for LCD (Min.)[V]

2.7

Power Supply for LCD (Max.)[V]

5.5

LED Driver [port]

4

LCD Driving Waveform

Line/Frame

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

特点:

  • 1/4, 1/3duty or Static setting selectable
    1/4duty driving: Max 104 segments
    1/3duty driving: Max 78 segments
    Static driving: Max 26 segments
  • 1/3 bias setting
  • Power supply for Interface: 1.8V to 3.6V
  • Power supply for LCD: 2.7V to 5.5V
  • Integrated LCD voltage driving circuit
  • Integrated oscillation circuit for LCD frame frequency
  • Line or Frame inversion driving selectable
  • Integrated 4ch LED driver
  • Support 3 wire serial interface
  • Integrated voltage detected type power on reset circuit
  • No external components required
  • Low power consumption design

设计资源

 

技术记事

Schematic Design & Verification

  • 旁路电容器的阻抗特性

Thermal Design

  • 热阻、热特性参数

设计模型

2D/3D/CAD

  • SSOP-B40 3D STEP Data

封装和质量数据

Package Information

  • Package Information
  • Anti-Whisker formation

Manufacturing Data

  • Factory Information

Environmental Data

  • UL94 Flame Classifications of Mold Compound
  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)