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BD9781HFP-TR PDF预览

BD9781HFP-TR

更新时间: 2024-09-25 21:18:15
品牌 Logo 应用领域
罗姆 - ROHM 开关
页数 文件大小 规格书
19页 1835K
描述
Switching Regulator, Current-mode, 4A, 500kHz Switching Freq-Max, PSSO7, ROHS COMPLIANT, HRP-7

BD9781HFP-TR 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:MODULE
包装说明:HSOP, SMSIP7H,.4,50TB针数:7
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01Factory Lead Time:10 weeks
风险等级:0.89其他特性:ALSO OPERATES IN ADJUSTABLE MODE FROM 1V TO 35V
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:35 V
最小输入电压:7 V标称输入电压:13.2 V
JESD-30 代码:R-PSSO-G7长度:9.395 mm
功能数量:1端子数量:7
最高工作温度:125 °C最低工作温度:-40 °C
最大输出电流:4 A封装主体材料:PLASTIC/EPOXY
封装代码:HSOP封装等效代码:SMSIP7H,.4,50TB
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, HEAT SINK/SLUG
峰值回流温度(摄氏度):NOT SPECIFIED认证状态:Not Qualified
座面最大高度:2.005 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:BUCK
最大切换频率:500 kHz温度等级:AUTOMOTIVE
端子形式:GULL WING端子节距:1.27 mm
端子位置:SINGLE处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:8 mmBase Number Matches:1

BD9781HFP-TR 数据手册

 浏览型号BD9781HFP-TR的Datasheet PDF文件第2页浏览型号BD9781HFP-TR的Datasheet PDF文件第3页浏览型号BD9781HFP-TR的Datasheet PDF文件第4页浏览型号BD9781HFP-TR的Datasheet PDF文件第5页浏览型号BD9781HFP-TR的Datasheet PDF文件第6页浏览型号BD9781HFP-TR的Datasheet PDF文件第7页 
Rcaflga_jꢀLmrc  
Single-chip Type with built-in FET Switching Regulator Series  
Flexible Step-down  
Switching Regulators  
with Built-in Power MOSFET  
BD9778F, BD9778HFP, BD9001F, BD9781HFP  
No.10027EBT41  
Overview  
The flexible step-down switching regulator controller is a switching regulator controller designed with a high-withstand-voltage  
built-in POWER MOS FET, providing a free setting function of operating frequency with external resistor. This switching regulator  
controller features a wide input voltage range (7 V to 35 V or 7 V to 48 V) and operating temperature range (-40˚C to +125˚C or  
-40˚C to +95˚C). Furthermore, an external synchronization input pin (BD9781HFP) enables synchronous operation with external  
clock.  
Features  
1) Minimal external components  
2) Wide input voltage range: 7 V to 35 V (BD9778F/HFP and BD9781HFP), 7 V to 48 V (BD9001F)  
3) Built-in P-ch POWER MOS FET  
4) Output voltage setting enabled with external resistor: 1 to VIN  
5) Reference voltage accuracy: 2ꢀ  
6) Wide operating temperature range: -40˚C to +125˚C (BD9778F/HFP and BD9781HFP),  
-40˚C to +95˚C (BD9001F)  
8) Low dropout: 100ꢀ ON Duty cycle  
9) Standby mode supply current: 0 µA (Typ.) (BD9778F/HFP and BD9781HFP), 4 µA (Typ.) (BD9001F)  
10) Oscillation frequency variable with external resistor: 50 to 300 kHz (BD9001F),  
50 to 500 kHz (BD9778F/HFP and BD9781HFP)  
11) External synchronization enabled (only on the BD9781HFP)  
12) Soft start function : soft start time fixed to 5 ms (Typ.))  
13) Built-in overcurrent protection circuit  
14) Built-in thermal shutdown protection circuit  
15) High power HRP7 package mounted (BD9778HFP and BD9781HFP)  
Compact SOP8 package mounted (BD9778F and BD9001F)  
Applications  
All fields of industrial equipment, such as Flat TV , printer, DVD, car audio, car navigation,  
and communication such as ETC, AV, and OA.  
Product lineup  
Item  
Output current  
BD9778F/HFP  
2A  
BD9001F  
2A  
BD9781HFP  
4A  
Input range  
7V ~ 35V  
50 ~ 500kHz  
Not provided  
Provided  
7V ~ 48V  
50 ~ 300kHz  
Not provided  
Provided  
7V ~ 35V  
50 ~ 500kHz  
Provided  
Provided  
40˚C ~ +125˚C  
HRP7  
Oscillation frequency range  
External synchronization  
Standby function  
Operating temperature  
Package  
-
40˚C ~ +125˚C  
-
40˚C ~ +95˚C  
SOP8  
-
SOP8 / HRP7  
www.rohm.com  
© 2010 ROHM Co., Ltd. All rights reserved.  
Dec.2015 - Rev.C  
1/16  

BD9781HFP-TR 替代型号

型号 品牌 替代类型 描述 数据表
BD9781HFP ROHM

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