BD9270F データシートの表示（PDF） - ROHM Semiconductor

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BD9270F

DC-AC Inverter Control IC

ROHM Semiconductor 

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STRUCTURE

Silicon Monolithic Integrated Circuit

NAME OF PRODUCT DC-AC Inverter Control IC

TYPE

ＢＤ９２７０Ｆ

FUNCTION

・ 1ch control with Full-Bridge (For USE FET Body-Di)

・ Lamp current and voltage sense feed back control

・ Sequencing easily achieved with Soft Start Control

・ Striking time can Control independently (STRK pin)

・ Circuit protection with Timer Latch (COMP)

・ Circuit protection with quick Shutdown (COMPSD)

・ Mode-selectable the operating or stand-by mode by stand-by pin

・ Synchronous operating the other BD9270F ICs

・ BURST mode controlled by PWM input

・ Output liner Control by external DC voltage

・ Built-in Error mode output pin (FAIL pin)

○ Absolute Maximum Ratings（Ta = 25℃）

Parameter

Symbol

Limits

Unit

Supply Voltage

VCC

20

V

OUTPUT DRIVER

LNx, HFNx,

20

V

Operating Temperature Range

Topr

-40～+85

℃

Storage Temperature Range

Tstg

-55～+150

℃

Maximum Junction Temperature

Tjmax

+150

℃

Power Dissipation

Pd

688*

mW

*Pd derate at 5.5mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)

○Operating condition

Parameter

Supply voltage

DRIVER frequency

Symbol

Limits

Unit

VCC

8.5～19.0

V

FOUT

30～110

kHz

REV. B

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