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BD9353MWV PDF预览

BD9353MWV

更新时间: 2024-11-30 08:51:55
品牌 Logo 应用领域
罗姆 - ROHM /
页数 文件大小 规格书
5页 183K
描述
Silicon Monolithic Integrated Circuit

BD9353MWV 技术参数

生命周期:Active零件包装代码:QFN
包装说明:5 X 5 MM, 0.4 MM PITCH, UQFN-36针数:36
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.84
模拟集成电路 - 其他类型:SWITCHING REGULATORJESD-30 代码:S-XQCC-N36
端子数量:36封装主体材料:UNSPECIFIED
封装形状:SQUARE封装形式:CHIP CARRIER
认证状态:Not Qualified表面贴装:YES
端子形式:NO LEAD端子位置:QUAD

BD9353MWV 数据手册

 浏览型号BD9353MWV的Datasheet PDF文件第2页浏览型号BD9353MWV的Datasheet PDF文件第3页浏览型号BD9353MWV的Datasheet PDF文件第4页浏览型号BD9353MWV的Datasheet PDF文件第5页 
1/4  
STRUCTURE  
Silicon Monolithic Integrated Circuit  
PRODUCT SERIES  
7-Channel Switching Regulator Controller for Digital Camera  
TYPE  
BD9353MWV  
Fig.1  
Fig.1  
Fig.2  
PIN ASSIGNMENT  
BLOCK DIAGRAM  
PACKAGE  
Functions  
● Power supply voltage 2.2~5.5V(at start-up), 2.05~5.5V(after start-up)  
● CH1step-down converter, CH2cross converter, CH3 step-down converter, CH4 step-up converter  
CH5 inverting converter for CCD, CH6 boost converter for CCD, CH7 boost converter for LED  
● All Internal Power MOSFETs  
● Built-In MOSFETs for synchronous rectifying action mode on CH1~4  
● Built-In feedback resistors on CH2  
● All channels contain internal compensation between inputs outputs of error amps  
● Contains sequence control circuit for CH1~4  
● Operating frequency 1.5MHz(CH1,3,4)、750KHz(CH2,5,6,7)  
● Built-In Short-circuit Protection (SCP)  
CH6 have high side switches with soft start function  
Built-In Over voltage Protection (OVP)  
● Thermally enhanced UQFN036V5050 package(5mm×5mm, 0.4mm pitch)  
○Absolute maximum ratings(Ta=25℃)  
Parameter  
Symbol  
Limit  
Unit  
V
VCC,Hx13,Hx2,  
Hx4,Hx567,VO2,HS6L  
STB1234,56  
PWM7  
-0.3~7  
-0.3~7  
-0.3~7  
-0.3~15  
-0.3~20  
-0.3~21  
±0.8  
V
V
P o w e r  
I n p u t  
V o l t a g e  
Hx5 - Lx5  
Lx6  
V
V
Lx7,VO7  
V
IomaxLx1  
IomaxHx2  
IomaxHx3  
IomaxHx4,Lx4  
IomaxHx5  
IomaxHS6L  
IomaxLx6~7  
Pd  
A
±1.5  
A
±0.8  
A
O
u
t
p
u
t
c
u
r
r
e
n
t
±2.2  
A
±1.5  
A
±1.2  
A
±1.2  
A
P o w e r  
O p e r a t i n g T e m p e r a t u r e  
S t o r a g e T e m p e r a t u r e  
J u n c t i o n T e m p e r a t u r e  
D i s s i p a t i o n  
0.88 *1  
-25~+85  
-55~+150  
+150  
W
Topr  
Tstg  
Tjmax  
*1 Should be derated by 7.04mW/at Ta=25or more. When mounted on a glass epoxy PCB of 74.2mm×74.2 mm×1.6 mm  
○Recommended operating conditions  
Limit  
Symbol  
Unit  
Parameter  
MIN  
TYP  
MAX  
Power Supply Voltage (at start-up)  
Power Supply Voltage (after start-up)  
VREF Pin Connecting Catacitor  
VREGA Pin Connecting Capacitor  
PWM7 freqency  
VCC1  
VCC2  
2.2  
2.05  
0.047  
0.47  
20  
-
-
5.5  
5.5  
V
V
CVREF  
CVREGA  
fpwm  
0.1  
1.0  
-
0.47  
4.7  
μF  
μF  
kHz  
100  
【Oscillator】  
Oscillator (CH1,3,4)  
fosc  
RT  
0.8  
47  
1.5  
62  
1.8  
MHz  
kΩ  
OSC Timing Resistor  
120  
REV. A  

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