BD9833KV_11 Datasheet, PDF (1/5 Pages) Rohm – Silicon Monolithic Integrated Circuit

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STRUCTURE
Silicon Monolithic Integrated Circuit
TYPE
8 Channel Switching Regulator Controller and 1 Series Regulator for DVC
PRODUCT SERIES
FEATURES
ＢＤ９８３３ＫＶ
・ 8 DC/DC controller,1 Series Regulator
・ DC/DC controller: FET direct driver (Pch driver:7ch, Nch driver:1ch)
・ Series Regulator: Variable output voltage
stable with Ceramic Output Capacitor
・ Package: VQFP48C(0.5mm pitch)
○Absolute maximum ratings （Ta=25℃）
Parameter
Symbol
Limits
Units
Power Supply Voltage1 VCC,VIN2345,VIN6789
12
V
Power Supply Voltage2
VIN1
12
V
Power Dissipation
Pd
600(*1)
mW
950(*2)
mW
Operating Temperature
Topr
-25～+85
℃
Storage Temperature
Tstg
-55～+125
℃
(*1) Without external heat sink, the power dissipation degrades by 6.0mW/℃ above 25℃.
(*2) Power dissipation degrades by 9.5mW/℃ above 25℃, when mounted on a PCB (70.0mm×70.0mm×1.6mm).
○Recommended operating conditions（Ta=-25～+75℃）
Parameter
Symbol
Power Supply Voltage
Oscillator Frequency
VCC,VIN2345,VIN6789
VIN1
fosc
Spec.
Units
4.0～10
2.8～10
V
100kHz～1.2MHz
Status of this document
REV.B