BD9898FV Datasheet, PDF (1/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

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STRUCTURE
NAME OF PRODUCT
Silicon Monolithic Integrated Circuit
DC-AC Inverter Control IC
TYPE
ＢＤ９８９８Ｆ、ＢＤ９８９８ＦＶ
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
・ For slave IC, Synchronous operating with BD9215F/FV
・ 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
15
-40～+85
-55～+150
+150
749^*1(BD9898F)
1062^*2(BD9898FV)
Unit
V
V
V
V
℃
℃
℃
mW
*1_{Pd derate at 6.0mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)}
*2_{Pd derate at 8.5mW/℃ for temperature above Ta = 25℃ (When mounted on a PCB 70.0mm×70.0mm×1.6mm)}
〇Operating condition
Parameter
Symbol
Limits
Unit
Supply voltage
VCC
16.0～30.0 ※
V
BST voltage
BST
5.0～37.5
V
BST-SW voltage difference
BST-SW
5.0～14.0
V
DRIVER frequency
FOUT
30～110
kHz
BCT oscillation frequency
fBCT
0.05～1.00
kHz
Status of this document
※For Operation condition of Supply voltage, Please see NOTE FOR USE(4page), more information.
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