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PDF BD9142MUV Data sheet ( 特性 )

部品番号 BD9142MUV
部品説明 Silicon Monolithic Integrated Circuit
メーカ ROHM Semiconductor
ロゴ ROHM Semiconductor ロゴ 

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BD9142MUV Datasheet, BD9142MUV PDF,ピン配置, 機能
STRUCTURE
Silicon Monolithic Integrated Circuit
PRODUCT NAME
TYPE
FEATURES
1ch DC / DC Converter with synchronous rectifier
BD9142MUV
Output Voltage1.03.3V / Adjustable
Output Current3A
High Efficiency and Fast Transient Response
Dynamic Input Switching
ABSOLUTE MAXIMUM RATINGTa=25℃)
Parameter
Symbol
Limit
Unit
Supply Voltage
BST Voltage
BST-SW Voltage
QVCC
PVCC
AVCC
VBST
VBST-SW
-0.3+7 *1
-0.3+14
-0.3+7
V
V
V
EN, SW, ITH, DET
VREG, CTL, ADJ Voltage
VEN, VSW, VITH, VDET
VVREG, VCTL, VADJ
-0.3+7
V
Pd1
0.34 *2
W
Power Dissipation
Pd2
0.69 *3
W
Pd3
2.20 *4
W
Pd4
3.56 *5
W
Operating Temperature Range
Topr
-40+85
Storage Temperature Range
Tstg
-55+150
Maximum Junction Temperature
Tjmax
+150
*1 Pd and Tj=150should not be exceeded.
*2 IC only.
*3 1 layer, mounted on a board 74.2mm×74.2mm×1.6mmt Glass-epoxy PCB (Copper foil area : 10.29mm2)
*4 4 layers, mounted on a board 74.2mm×74.2mm×1.6mmt Glass-epoxy PCB
(Copper foil area : 10.29mm2) , copper foil in each layers.
*5 4 layers, mounted on a board 74.2mm×74.2mm×1.6mmt Glass-epoxy PCB
(Copper foil area : 5505mm2) , copper foil in each layers.
OPERATING CONDITIONSTa=-40+85℃)
Parameter
Symbol
Supply Voltage
QVCC
PVCC
AVCC
EN Voltage
VEN
Output Voltage range
VOUT
SW Average Output Current1
(PVCC INPUT)
ISW1
SW Average Output Current2
(QVCC INPUT)
*6 Pd should not be exceeded.
ISW2
Min.
4.5
0
1.0
-
-
Typ. Max.
5.0 6.5
- QVCC
- 3.3
- 3.0*6
- 0.1
Unit
V
V
V
A
A
1/4
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