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參數(shù)資料
| 型號(hào)： | BD9831AMWV |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, 2000 kHz SWITCHING FREQ-MAX, PQCC56 |
| 封裝： | 7 X 7 MM, PLASTIC, UQFN-56 |
| 文件頁數(shù)： | 1/5頁 |
| 文件大小： | 255K |
| 代理商： | BD9831AMWV |
REV.B
1/4
STURUCTURE
Silicon Monolithic Integrated Circuit
Type
6 Channel Switching Regulator control system
PRODUCUT SERIES
BD9831AMWV
THYSICAL DIMENSIONS Fig. 1 (Plastic Mold)
BLOCK DIAGRAM
Fig. 2
FEATURES
●
Step Down 5CH, Step Up 1CH total 6CH included.
●
FET 4ch (CH1~CH4) for Synchronous Switching Regulator
●
Short Circuit Protection (SCP)
●
Under Voltage Lockout Function (UVLO)
●
Thermal Shut Down Function (TSD)
●
Independent ON/OFF Function Each Channel(Stand_by Current Is Under 5uA)
●
UQFN056V7070 Package
Absolute Maximum Ratings（Ta=25℃）
Parameter
Symbol
Limits
Units
Power Supply Voltage
VCC,PVCC1～6
12
V
Input Voltage
BOOT1～4
17.5
V
Lx1～4,OUT5,6
12
V
BOOT-Lx Voltage
Δ
BOOT1～4
5.5
V
Power Dissipation
Pd
420(*1)
mW
930(*2)
mW
Operating Temperature
Topr
-30～+85
℃
Storage Temperature
Tstg
-55～+125
℃
Junction Temperature
Tjmax
125
℃
(*1) Without external heat sink, the power dissipation degrades by 4.2mW/℃ above 25℃.
(*2)Power dissipation degrades by 9.3mW/℃ above 25℃, when mounted on a PCB (74.2mm×74.2mm×1.6mm).
Recommended Operating Conditions（Ta=25℃）
Parameter
Symbol
Spec.
Units
Min
Typ
Max
Power Supply Voltage
VCC,PVCC1～56
4
7
11
V
BOOT1～4
3.5
-
16
V
BOOT-Lx Voltage
⊿
BOOT1～4
3.5
-
5.0
V
CH1～4 H NMOS Drain Current
Idhnl
-
1.5(*3)
A
CH1～4 L NMOS Drain Current
Idlnl
-
1.5(*3)
A
Frequency Stability (*4)
fosc
300
500
2000
KHz
VREGA – GND Capacitor
CVREGA
0.47
1.0
2.2
uF
VCC – VREGD Capacitor
CVREGD
0.47
1.0
2.2
uF
BOOT – Lx Capacitor
CBOOT
0.047
0.1
0.22
uF
(*3) FET Drain Current Max value.Set the current value within Power dissipation in the application.
(*4) Max 1MHz for Ch1 ~ Ch4.
Status of this document
The Japanese language version of this document shall be the official specification.
Any translation of this document shall be for reference only.
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