BD9240F Ver la hoja de datos (PDF) - ROHM Semiconductor

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componentes Descripción

Fabricante

BD9240F

DC-AC Inverter Control IC

ROHM Semiconductor 

1/4

STRUCTURE

NAME OF PRODUCT

Silicon Monolithic Integrated Circuit

DC-AC Inverter Control IC

TYPE

ＢＤ９２４０Ｆ / ＢＤ９２４０ＦＶ

FUNCTION

・ 20V High voltage process

・ 2CH control with Push-Pull

・ Lamp current and voltage sense feed back control

・ Sequencing easily achieved with Soft Start Control

・ Short circuit protection with Timer Latch

・ Under Voltage Lock Out

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

・ Automatic Judge function for External synchronization of lamp oscillation

・ BURST mode controlled by PWM and DC input

○ Absolute Maximum Ratings（Ｔａ＝２５℃）

Parameter

Symbol

Limits

Unit

Supply Voltage

VCC

20

V

Operating Temperature Range

Topr

-40～+85

℃

Storage Temperature Range

Tstg

-55～+150

℃

Maximum Junction Temperature Tjmax

+150

℃

Power Dissipation

*1 1063 (BD9240FV)

Pd

*2 750 (BD9240F)

mW

*1Pd derate at 8.5mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)

*2Pd derate at 6.0mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)

○ Operating condition

Parameter

Supply voltage

oscillation frequency

BCT oscillation frequency

Symbol

VCC

FOUT

FBCT

Limits

8.0 ～ 19.0

30 ～ 90

0.05 ～ 1.00

Unit

V

kHz

kHz

REV. A

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