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BD9897FS Datasheet(Scheda tecnica) 1 Page - Rohm

Numero della parte BD9897FS
Dettagli  Silicon Monolithic Integrated Circuit
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Produttore  ROHM [Rohm]
Homepage  http://www.rohm.com
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REV. B
STRUCTURE
Silicon Monolithic Integrated Circuit
NAME OF PRODUCT
DC-AC Inverter Control IC
TYPE
BD9897FS
FUNCTION
・ 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
Symbol
Limits
Unit
Supply Voltage
VCC
36
V
BST pin
BST
40
V
SW pin
SW
36
V
BST-SW voltage difference
BST-SW
7
V
Operating Temperature Range
Topr
-40~+85
Storage Temperature Range
Tstg
-55~+150
Maximum Junction Temperature
Tjmax
+150
Power Dissipation
Pd
950*
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
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.
Parameter
Symbol
Limits
Unit
Supply voltage
VCC
7.5~30.0
V
BST voltage
BST
4.0~36.0
V
BST-SW voltage difference
BST-SW
4.0~6.5
V
CT oscillation frequency
fCT
60~180
kHz
BCT oscillation frequency
fBCT
0.05~1.00
kHz




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