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BD90538EFJ-CE2 PDF预览

BD90538EFJ-CE2

更新时间: 2024-02-15 01:31:31
品牌 Logo 应用领域
罗姆 - ROHM 转换器
页数 文件大小 规格书
23页 721K
描述
2.69 to 5.5V, Fixed Output, 2.25MHz Synchronous Step-Down Converter

BD90538EFJ-CE2 技术参数

是否Rohs认证: 符合生命周期:Obsolete
包装说明:VSOP,Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.82模拟集成电路 - 其他类型:SWITCHING REGULATOR
控制模式:CURRENT-MODE控制技术:PULSE WIDTH MODULATION
最大输入电压:5.5 V最小输入电压:2.69 V
标称输入电压:5 VJESD-30 代码:R-PDSO-G8
长度:4.9 mm功能数量:1
端子数量:8最高工作温度:125 °C
最低工作温度:-40 °C最大输出电流:3 A
标称输出电压:1.8 V封装主体材料:PLASTIC/EPOXY
封装代码:VSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, VERY THIN PROFILE座面最大高度:1 mm
表面贴装:YES切换器配置:BUCK
温度等级:AUTOMOTIVE端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
宽度:3.9 mmBase Number Matches:1

BD90538EFJ-CE2 数据手册

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Datasheet  
Secondary power supply series for automotive  
2.69 to 5.5V, Fixed Output, 2.25MHz  
Synchronous Step-Down Converter  
BD9053xEFJ-C Series  
General Description  
Key Specifications  
Input voltage range  
Output voltage  
The BD9053xEFJ-C series is  
a
synchronous  
2.69V5.5[V]  
rectification type step-down DC/DC converter with a  
2.25MHz fixed frequency that operates in with an input  
voltage range of 2.69V-5.5V. It has an integrated  
feedback resistor that  
of 1.2V/1.5V/1.8V and a phase compensation constant.  
Applications can be created with a minimum of three  
external components.  
and Nch output MOSFET can supply a maximum output  
current of 3A.  
BD90532EFJ-C  
BD90535EFJ-C  
BD90538EFJ-C  
1.2 [V](Typ.)  
1.5 [V](Typ.)  
1.8 [V](Typ.)  
supplies a fixed output voltage  
Output voltage accuracy  
Operating frequency  
Maximum output current  
Circuit current at standby  
Operational temperature  
range  
±2.0[%](-40125°C)  
2.25 [MHz] (Typ.)  
3.0 [A] (Max.)  
Moreover, the integrated Pch  
0[µA](Typ., 25°C)  
-40+125°C  
Features  
Integrated output feedback resistors and phase  
compensation network, contributes to minimize  
external components for the applications.  
Excellent load response through current mode  
control  
Package  
HTSOP-J8  
4.90 ×6.00 ×1.00 ㎜  
Integrated Pch and Nch output MOSFET  
Integrated overcurrent protection with auto-reset  
Integrated output overvoltage detection/  
short-circuit detection  
Integrated TSD and UVLO  
Light load mode/PWM fixation operation selection  
pin  
Applications  
Automotive equipment  
Car audio and navigation  
TV  
100  
Other electronic equipment  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
Light Load MODE  
Typical application circuit  
1.0µH  
PWM MODE  
22µF  
X 4  
10µF  
1µF  
VIN=5V  
Figure 1 CIRCUIT  
Figure 1. Typical application circuit  
(BD90535EFJ-C, VIN=5V, IOUT=3A)  
0.01  
0.10  
1.00  
10.00  
LOAD CURRENT [A]  
Figure 2. Efficiency (BD90535EFJ-C)  
Product structureSilicon monolithic integrated circuit This product is not designed to be radiation resistant.  
www.rohm.com  
TSZ02201-0T1T0AL00010-1-2  
20 .SEP.2012 Rev.002  
© 2012 ROHM Co., Ltd. All rights reserved.  
1/20  
TSZ2211114001  

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