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BD9104FVM 데이터시트(PDF) 2 Page - Rohm

부품명 BD9104FVM
상세설명  Output 1.5A or Less High Efficiency Step-down Switching Regulators with Built-in Power MOSFET
PDF  18 Pages
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제조업체  ROHM [Rohm]
홈페이지  http://www.rohm.com
Logo ROHM - Rohm

BD9104FVM 데이터시트(HTML) 2 Page - Rohm

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BD9102FVM, BD9104FVM, BD9106FVM
Technical Note
2/17
www.rohm.com
2009.05 - Rev.A
© 2009 ROHM Co., Ltd. All rights reserved.
●
Recommended Operating Conditions (Ta=25℃)
Parameter
Symbol
BD9102FVM
BD9104FVM
BD9106FVM
Unit
Min.
Max.
Min.
Max.
Min.
Max.
VCC voltage
VCC
4.0
5.5
4.5
5.5
4.0
5.5
V
PVCC voltage
PVCC*4
4.0
5.5
4.5
5.5
4.0
5.5
V
EN voltage
EN
0
VCC
0
VCC
0
VCC
V
SW average output current
Isw*4
-
0.8
-
0.8
-
0.8
A
*4 Pd should not be exceeded.
●
Electrical Characteristics
◎
BD9102FVM(Ta=25℃,VCC=5V,EN=VCC unless otherwise specified.)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Standby current
ISTB
-
0
10
μA
EN=GND
Bias current
ICC
-
250
400
μA
EN Low voltage
VENL
-
GND
0.8
V
Standby mode
EN High voltage
VENH
2.0
VCC
-
V
Active mode
EN input current
IEN
-
1
10
μA
VEN=5V
Oscillation frequency
FOSC
0.8
1
1.2
MHz
Pch FET ON resistance
*5
RONP
-
0.35
0.60
Ω
PVCC=5V
Nch FET ON resistance
*5
RONN
-
0.25
0.50
Ω
PVCC=5V
Output voltage
VOUT
1.215
1.24
1.265
V
ITH SInk current
ITHSI
10
20
-
μA
VOUT=H
ITH Source Current
ITHSO
10
20
-
μA
VOUT=L
UVLO threshold voltage
VUVLOTh
2.6
2.7
2.8
V
VCC=H→L
UVLO hysteresis voltage
VUVLOHys
50
100
200
mV
Soft start time
TSS
0.5
1
2
ms
Timer latch time
TLATCH
0.5
1
2
ms
*5 Design Guarantee（Outgoing inspection is not done on all products）
◎
BD9104FVM(Ta=25℃,VCC=5V,EN=VCC unless otherwise specified.)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
Standby current
ISTB
-
0
10
μA
EN=GND
Bias current
ICC
-
250
400
μA
EN Low voltage
VENL
-
GND
0.8
V
Standby mode
EN High voltage
VENH
2.0
VCC
-
V
Active mode
EN input current
IEN
-
1
10
μA
VEN=5V
Oscillation frequency
FOSC
0.8
1
1.2
MHz
Pch FET ON resistance
*5
RONP
-
0.35
0.60
Ω
PVCC=5V
Nch FET ON resistance
*5
RONN
-
0.25
0.50
Ω
PVCC=5V
Output voltage
VOUT
3.234
3.300
3.366
V
ITH SInk current
ITHSI
10
20
-
μA
VOUT=H
ITH Source Current
ITHSO
10
20
-
μA
VOUT=L
UVLO threshold voltage
VUVLOTh
3.9
4.1
4.3
V
VCC=H→L
UVLO hysteresis voltage
VUVLOHys
50
100
200
mV
Soft start time
TSS
0.5
1
2
ms
Timer latch time
TLATCH
0.5
1
2
ms
*5 Design Guarantee（Outgoing inspection is not done on all products）



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