This datasheet is about BD8229EFV power driver chip, introducing the features of the chip, including 4CH BTL Driver, HTSSOP-B24 power package, wide dynamic range, Built-in thermal-shut down circuit, Separating Vcc into Pre and Power, Switches CH2 input by Control input terminal (CNT), Incorporates mute function by CNT terminal and mute terminal, Built in hysteresis comparator for reset.
The ROHM BD8229EFV is a 4‑channel BTL driver IC designed for spindle, sled/loading motors and actuator coils. It integrates a hysteresis comparator for reset and a thermal‑shutdown circuit, offering a compact HTSSOP‑B24 package.
The document provides detailed electrical characteristics, absolute maximum ratings, recommended operating conditions, package outlines, block diagrams, functional description, example application circuits, ordering information and legal notices.
| Maximum power supply voltage (PreVcc, PowVcc1, PowVcc2) | 15 V |
|---|---|
| Maximum input terminal voltage 1 | 1 V |
| Maximum power dissipation (Pd) | 1 W |
| Operating temperature range | -40 °C to +85 °C |
| Storage temperature range | -55 °C to +150 °C |
| Maximum junction temperature (Tjmax) | +150 °C |
| Package type | HTSSOP‑B24 |
The maximum voltage for PreVcc, PowVcc1 and PowVcc2 is 15 V.
PreVcc should be between 4.5 V and 14 V.
It is supplied in an HTSSOP‑B24 surface‑mount package.
The typical output amplitude is 5.4 V to 6.0 V.