BD9244AFV Ver la hoja de datos (PDF) - ROHM Semiconductor
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BD9244AFV Datasheet PDF : 5 Pages
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STRUCTURE
NAME OF PRODUCT
Silicon Monolithic Integrated Circuit
DC-AC Inverter Control IC
TYPE
FUNCTION
ＢＤ９２４４ＡＦＶ
・ 36V High voltage process
・ 1ch control with Full-Bridge
・ 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 and Over Voltage Protection
・ Mode-selectable the operating or stand-by mode by stand-by pin
・ BURST mode controlled by PWM and DC input
○Absolute Maximum Ratings（Ｔａ＝２５℃）
Parameter
Symbol
Limits
Unit
Supply Voltage
VCC
36
V
BST PIN
BST
40
V
SW PIN
SW
36
V
BST-SW voltage difference
BST-SW
15
V
Operating Temperature Range
Topr
-40～+85
℃
Storage Temperature Range
Tstg
-55～+150
℃
Maximum Junction Temperature
Tjmax
+150
℃
Power Dissipation
Pd
1024*
mW
*Pd derate at 5.6mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)
〇Operating condition
Parameter
Supply voltage
BST voltage
BST-SW voltage difference
oscillation frequency
BCT oscillation frequency
Symbol
VCC
BST
BST-SW
FOUT
fBCT
Limits
9.0～30.0
5.0～37.5
5.0～14.0
30～110
0.05～1.00
Unit
V
V
V
kHz
kHz
REV. A
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