BD9109FVM-TR Rohm Semiconductor, BD9109FVM-TR Datasheet - Page 2

• Manufacturer Part Number: BD9109FVM-TR
• Description: IC REG SW 0.8A 3.3VOUTPUT 8-MSOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r
• Series: -r

Specifications of BD9109FVM-TR

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 800mA
• Frequency - Switching: 1MHz
• Voltage - Input: 4.5 ~ 5.5 V
• Operating Temperature: -25°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Power - Output: 587.4mW
• Output Voltage: 3.3 V
• Output Current: 0.8 A
• Input Voltage: 4.5 V to 5.5 V
• Switching Frequency: 1 MHz
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

●Absolute Maximum Rating (Ta=25℃)
●Electrical Characteristics
© 2009 ROHM Co., Ltd. All rights reserved.
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V
PV
EN voltage
SW,ITH voltage
Power dissipation 1
Power dissipation 2
Operating temperature range
Storage temperature range
Maximum junction temperature
Standby current
Bias current
EN Low voltage
EN High voltage
EN input current
Oscillation frequency
Pch FET ON resistance
Nch FET ON resistance
ADJ Voltage
Output voltage
ITH
ITH
UVLO threshold voltage
UVLO hysteresis voltage
Soft start time
Timer latch time
Standby current
Bias current
EN Low voltage
EN High voltage
EN input current
Oscillation frequency
Pch FET ON resistance
Nch FET ON resistance
ADJ Voltage
Output voltage
ITH
ITH
UVLO threshold voltage
UVLO hysteresis voltage
Soft start time
Timer latch time
◎BD9106FVM (Ta=25℃, V
◎BD9107FVM (Ta=25℃, V
CC
*2
*3
*4
*5
*6
*7
*8
*9 Design Guarantee（Outgoing inspection is not done on all products）
*9 Design Guarantee（Outgoing inspection is not done on all products）
CC
SI
S
SI
S
voltage
ource
ource
Pd should not be exceeded.
Derating in done 3.1mW/℃ for temperatures above Ta=25℃.
Derating in done 4.7mW/℃ for temperatures above Ta=25℃, Mounted on 70mm×70mm×1.6mm Glass Epoxy PCB.
Derating in done 7.2mW/℃ for temperatures above Ta=25℃, Mounted on 70mm×70mm×1.6mm Glass Epoxy PCB
which has 1 layer (3%) of copper on the back side).
Derating in done 31.2mW/℃ for temperatures above Ta=25℃, Mounted on a board according to JESD51-7.
Derating in done 10.8mW/℃ for temperatures above Ta=25℃, Mounted on 70mm×70mm×1.6mm Glass Epoxy PCB
which has 1 layer (7%) of copper on the back side).
which has 1 layer (65%) of copper on the back side).
nk current
nk current
voltage
Derating in done 14mW/℃ for temperatures above Ta=25℃, Mounted on 70mm×70mm×1.6mm Glass Epoxy PCB
Parameter
Parameter
Parameter
C
C
urrent
urrent
*9
*9
*9
*9
*9
*9
CC
CC
=5V, EN=V
=5V, EN=V
V
V
V
V
Symbol
Symbol
T
T
UVLOHys
UVLOHys
R
R
I
R
R
I
V
F
V
UVLOTh
V
F
V
UVLOTh
V
V
V
V
I
I
THSO
LATCH
THSO
LATCH
I
I
T
T
THSI
THSI
I
I
I
I
STB
STB
SW,ITH
OSC
OSC
Symbol
ENH
ONP
ONN
OUT
ENH
ONP
ONN
OUT
CC
ENL
CC
ENL
EN
ADJ
EN
ADJ
SS
SS
Tjmax
PV
Topr
V
Pd1
Pd2
Tstg
EN
CC
CC
CC
CC
, R
, R
1
1
=20kΩ, R
=20kΩ, R
0.780
0.780
Min.
Min.
150
2.0
0.8
3.2
1.5
0.5
2.0
0.8
2.6
0.5
0.5
10
10
50
10
10
BD910□FVM
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-0.3～+7
-0.3～+7
-55～+150
-25～+85
-0.3～+7
-0.3～+7
387.5
587.4
+150
2/28
2
2
=10kΩ unless otherwise specified.)
=10kΩ unless otherwise specified.)
*3
*4
0.800
1.200
0.800
1.200
*2
*2
GND
VCC
GND
VCC
Typ.
0.35
0.25
Typ.
0.35
0.25
250
100
250
300
3.4
2.7
20
20
20
20
0
1
1
3
1
0
1
1
1
1
BD9110NV
-0.3～+7
-0.3～+7
-25～+105
-55～+150
0.820
0.820
Max.
Max.
-0.3～+7
-0.3～+7
0.60
0.50
0.60
0.50
400
200
400
600
0.8
1.2
3.6
0.8
1.2
2.8
10
10
10
10
3900
Limits
900
+150
6
2
2
2
-
-
-
-
-
-
-
-
*5
*6
*2
*2
MHz
MHz
Unit
Unit
mV
mV
ms
ms
ms
ms
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V
V
V
BD9120HFN
-0.3～+7
-0.3～+7
-55～+150
-25～+85
-0.3～+7
-0.3～+7
1350
1750
EN=GND
Standby mode
Active mode
V
PV
PV
ADJ=H
ADJ=L
V
EN=GND
Standby mode
Active mode
V
PV
PV
V
V
V
+150
EN
CC
EN
OUT
OUT
CC
CC
CC
CC
CC
=5V
=H→L
=5V
=H→L
Technical Note
*7
*8
2009.05 - Rev.A
=5V
=5V
=5V
=5V
=H
=L
Conditions
Conditions
*2
*2
Unit
mW
mW
℃
℃
℃
V
V
V
V