BD93942F - 技術資料

BD93942F是白光LED用高效率驅動器,適用於大型面板液晶驅動器。BD93942F內建了針對光源(LED串聯連接的陣列)提供適當電壓的DC/DC轉換器。BD93942F中內建了應對異常狀態的幾種保護功能。過電壓保護(​​OVP: over voltageprotection) 、過電流檢測(OCP: over current limit protection of DC/DC) 、短路電路保護(SCP: short circuitprotection) 、開路保護(open detection of LED string) 等。因此,可在更寬的輸出電壓條件及負載條件下使用。

* 本產品是標準級的產品。本產品不建議使用的車載設備。

White Paper

Cutting-Edge Web Simulation Tool “ROHM Solution Simulator” Capable of Complete Circuit Verification of Power Devices and Driver ICs
In recent years, the advancing digitization of applications is expanding the number and role of electronic circuits, resulting in a considerable amount of man-hours spent on circuit design, from component selection during application development to board design and evaluation. This document discribes the solution for solving customer issues for each design flow with ROHM's support and tools.
ROHM Automotive Lighting Solutions
This paper proposes automotive lighting solutions that combine LED driver ICs required for LED lighting control along with compact high reliability LEDs. we will introduce the market needs for LED driver ICs, ROHM’s new LED driver IC, ROHM LEDs Optimized for automotive applications.

Application Note

Importance of Probe Calibration When Measuring Power: Deskew
Even when devices used for measurement are calibrated regularly, they will give incorrect results if calibration is not perfo rmed for the measurement environment. This application note explains the importance of probe calibration in power measurement environments.
Thermal Resistance
The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.
Impedance Characteristics of Bypass Capacitor
This application note focuses on the impedance characteristics of capacitors, and explains cautions for selecting bypass capacitors.
Part Explanation
For ICs