BD9775FV-E2 Rohm Semiconductor, BD9775FV-E2 Datasheet - Page 7

• Manufacturer Part Number: BD9775FV-E2
• Description: IC REG SW STEP DOWN HE 28-SSOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r

Specifications of BD9775FV-E2

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Current - Output: 400mA
• Frequency - Switching: 100kHz
• Voltage - Input: 6 ~ 30 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Power - Output: 640mW
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: BD9775FV-E2TR

3300pF
100Ω
1000pF
5.1kΩ
There are many factors(The PCB board layout, Output Current, etc.)that can affect the DCDC characteristics.
Please verify and confirm using practical applications.
There are many factors(The PCB board layout, Output Current, etc.)that can affect the DCDC characteristics.
Please verify and confirm using practical applications.
Vo(1.8V/2A)
Vo(24V/1A)
15kΩ
12kΩ
23.5kΩ
680
kΩ
(SLF10145：TDK)
Co1
RB051L-40
30uF
(ｾﾗｺﾝ)
6.8uH
RB051
220uF
L-40
RSS
065N03
22000pF
4700pF
L1
27uH
0.1uF
10kΩ
SP8K2
1000pF
1uF
1uF
(SLF12565：TDK)
0.1uF
1uF
0.1uF
3.3kΩ
1uF
1uF
100pF
3
4
5
6
7
8
9
1
2
(15)
(17)
(19)
(21)
(22)
(23)
(24)
(13)
(14)
Fig-16C（Step-Down：Low Input Voltage）
RB160
VA-40
Fig-16D（Step-Up：and Step-Up-Down）
100uF
SW1
DGND1
OUTL1
VREG5A
VREG33
FB1
COMP1
SS1
DET1
OUTH1
3
4
5
6
7
8
9
1
2
(15)
(17)
(19)
(21)
(22)
(23)
(24)
STB
(13)
(14)
(12)
36
(25)
10
100uF
SW1
DGND1
OUTL1
VREG5A
VREG33
FB1
COMP1
SS1
DET1
100Ω
OUTH1
(26)
(11
11
35
)
STB
(12)
36
(25)
10
(10)
(27)
34
12
10mΩ
100Ω
1nF
(26)
(11
35
11
)
(29)
13
33
(8)
VIN(12V)
0.33
100kΩ
uF
(10)
(27)
34
12
23mΩ
1nF
(31)
32
14
(7)
(29)
10
13
Ω
33
(8)
0.33
100kΩ
(33)
VIN(5V)
uF
15
31
(5)
7/29
10mΩ
1nF
(31)
14
32
(7)
30
(34)
(3)
16
10
Ω
(33)
15
31
(5)
100Ω
23mΩ
1nF
29
(2)
17
(35)
EXTVCC
COMP2
DGND2
30
(34)
VREG5
(3)
16
OUTL2
DET2
OUTH2
28
(1)
SW2
(36)
100Ω
18
SS2
FB2
29
(2)
(35)
17
EXTVCC
COMP2
DGND2
VREG5
DET2
OUTL2
OUTH2
27
26
25
24
22
21
20
19
28
(1)
SW2
(36)
18
SS2
23
FB2
(48)
(47)
(46)
(44)
(41)
(39)
(38)
(37)
RB160
VA-40
0.1
uF
27
26
25
24
22
21
20
19
1000pF
23
(48)
(47)
(46)
(44)
(41)
(39)
(38)
(37)
RB160
VA-40
0.33uF
0.1uF
1uF
33pF
1uF
0.33uF
0.1uF
4.7kΩ 22000pF
＊ REGSPIC
0.1uF
SP8K2
(SLF12565：TDK)
10kΩ
Trade Mark of RHOM
＊REGSPIC
RB051
L-40
27uH
L2
SP8K2
2200pF
Co2
(SLF10145：TDK)
Do3
220
uF
TM
RB051
L-40
6.8uH
30uF
(ｾﾗｺﾝ)
TM
Vo(12V/1A)
91
kΩ
6.2kΩ
is
10kΩ
3300pF
Vo(2.5V/2A)
43
kΩ
20kΩ
1000pF
300Ω