bd9009hfp ROHM Co. Ltd., bd9009hfp Datasheet

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bd9009hfp

Manufacturer Part Number
bd9009hfp
Description
Flexible Step-down Switching Regulator
Manufacturer
ROHM Co. Ltd.
Datasheet
STRUCTURE
TYPE
PRODUCT SERIES
FEATURES
○ABSOLUTE MAXIMUM RATINGS(Ta=25℃)
○OPERATING CONDITIONS(Ta=-40~+105℃)
*Electrical characteristics are not guaranteed (especially when operating on reduce voltage)
*The product is not designed for protection against radioactive rays.
(1)Do not however exceed Pd.
(2)Pd derated at 44mW/℃ for temperature above Ta=25℃, Mounted on a double layer PCB 70mm×70mm×1.6mm.
Supply Voltage
SW Pin Voltage
Output SW Current
EN, SYNC Pin Voltage
RT, FB, INV Pin Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Maximum Junction Temperature
Recommend Supply Voltage
Output Switch Current
Oscillator Frequency
(with Thermal vias / Copper area:70mm×70mm)
Parameter
Parameter
Silicon Monolithic Integrated Circuit
Flexible Step-Down Switching Regulator
BD9009HFP
・Wide input Range : 7~35V
・High Precision(Reference Voltage) : ±2%
・Adjustable Frequency : 50k~500kHz
・Oscillation frequency accuracy : ±5% (200~500kHz)
((it is possible external synchronization until 500kHz))
Symbol
F
V
I
V
OSC
SW
IN
REV. A
RT
V
Symbol
EN
Tjmax
,V
Topr
Vsw
Tstg
V
Isw
Pd
/
FB
SYNC
IN
, V
INV
・Integrated 4A P-ch Power MOS FET
Min.
50
7
-40~+105
-55~+150
Limits
5.5
150
V
V
4
36
7
Max.
(1)
IN
IN
500
(2)
35
4
Unit
Unit
kHz
W
V
V
A
V
V
V
A
1/4

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bd9009hfp Summary of contents

Page 1

... STRUCTURE Silicon Monolithic Integrated Circuit TYPE Flexible Step-Down Switching Regulator BD9009HFP PRODUCT SERIES ・Wide input Range : 7~35V FEATURES ・High Precision(Reference Voltage) : ±2% ・Adjustable Frequency : 50k~500kHz ((it is possible external synchronization until 500kHz)) ・Oscillation frequency accuracy : ±5% (200~500kHz) ○ ...

Page 2

... 285 300 315 2 283.5 300 316.5 495 500 505 - - 2.6 - - 0.8 - BD9009HFP Product Series Lot No. HRP7 (unit : mm) REV. A =13.2V,V =5V) Unit Condition μ =0A,RT=51kΩ,INV=0.7V O μA V =35V,V = ...

Page 3

DIAGRAM 1 SOFT START ERROR AMP 5 - INV + + 0.8V 3 FB ※Refer to the Technical Note about the details of the application. ○Pin No.・Pin Name Pin No. Pin Name GND ...

Page 4

Absolute maximum range Absolute Maximum Ratings are those values beyond which the life of a device may be destroyed we cannot be defined the failure mode, such as short mode or open mode. Therefore physical security countermeasure, like fuse, ...

Page 5

No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose ...

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