BD9897FS データシートの表示（PDF） - ROHM Semiconductor
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BD9897FS Datasheet PDF : 5 Pages
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STRUCTURE
NAME OF PRODUCT
TYPE
FUNCTION
Silicon Monolithic Integrated Circuit
DC-AC Inverter Control IC
ＢＤ９８９７ＦＳ
・ 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
・ Mode-selectable the operating or stand-by mode by stand-by pin
・ Synchronous operating the other BD9897FS IC’s
・ BURST mode controlled by PWM and DC input
・ Output liner Control by external DC voltage
○Absolute Maximum Ratings（Ta = 25℃）
Parameter
Supply Voltage
BST pin
SW pin
BST-SW voltage difference
Operating Temperature Range
Storage Temperature Range
Maximum Junction Temperature
Power Dissipation
Symbol
VCC
BST
SW
BST-SW
Topr
Tstg
Tjmax
Pd
Limits
36
40
36
7
-40～+85
-55～+150
+150
950*
Unit
V
V
V
V
℃
℃
℃
mW
*Pd derate at 7.6mW/℃ 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
CT oscillation frequency
BCT oscillation frequency
Symbol
VCC
BST
BST-SW
fCT
fBCT
Limits
7.5～30.0
4.0～36.0
4.0～6.5
60～180
0.05～1.00
Unit
V
V
V
kHz
kHz
Status of this document
The Japanese version of this document is the official specification.
Please use the translation version of this document as a reference to expedite understanding of the official version.
If these are any uncertainty in translation version of this document, official version takes priority.
REV. B
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