BD95500MUV Datasheet, PDF (17/21 Pages) Rohm – Switching Regulator with MOSFET for DDR-SDRAM Cores

BD95500MUV
●Evaluation Board Circuit (Frequency=300kHz Continuous/SLLM Circuit Example)
SW
L1
VIN
(5V)
GND_VIN
C15
C11
C16
R15
EN
VDD
C12
C13
VDD MODE
SW2
1
35
6
31 _VIN
32 _VIN
33 _VIN
34
VIN
35
VIN
36 _VIN
37 _{VIN_S}
38 _BOOT
39
EN
40
MOD
E
BD95500MUV
VQFN040V6060
R4
ILIM
R8
R9
PGOOD
R14 C10
+
PGND ²⁰
PGND ¹⁹
PGND ¹⁸
PGND ¹⁷
16
PGND
PGND ¹⁵
C6
VDD ¹⁴
Is+ ¹³
Is- ¹²
VOUT ¹¹
SS
R18
VREG
R6
REF
Technical Note
VOUT
(3.3V/6A)
GND_VOUT
Q1
R12
IPULSE
GND_VDD
VDD (5V)
●Evaluation Board Parts List
Part No Value Company
U1
-
ROHM
D1
-
ROHM
L1
4.3uH
Sumida
Q1
-
-
R1
0Ω
ROHM
R2
0Ω
ROHM
R3 100kΩ
ROHM
R4 150kΩ
ROHM
R5
68kΩ
ROHM
R6 100kΩ
ROHM
R7 150kΩ
ROHM
R8
-
ROHM
R9 100kΩ
R10
10Ω
ROHM
ROHM
R11
-
ROHM
R12
10Ω
R13
R14
1kΩ
ROHM
ROHM
ROHM
R15
1kΩ
ROHM
R16 100kΩ
ROHM
Part name
Part No Value Company
BD95500MUV
R17 100kΩ
ROHM
RB051L-40
R18
1kΩ
ROHM
CDEP105NP-4R3MC-88 R19 10kΩ
ROHM
-
R20 12kΩ
ROHM
MCR03 Series
C1 0.1uF MURATA
MCR03 Series
C2 100pF MURATA
MCR03 Series
C3 0.47uF MURATA
MCR03 Series
C4 1000pF MURATA
MCR03 Series
C5 1000pF MURATA
MCR03 Series
C6
10uF
MURATA
MCR03 Series
MCR03 Series
MCR03 Series
C7
-
MURATA
C8
220uF
SANYO or
something
C9
10uF
MURATA
MCR03 Series
MCR03 Series
MCR03 Series
C10 0.1uF MURATA
C11
10uF
KYOSERA or
something
C12 0.1uF MURATA
MCR03 Series
C13 0.1uF MURATA
MCR03 Series
MCR03 Series
MCR03 Series
C14 100pF MURATA
C15
10uF
KYOSERA or
something
C16 0.1uF MURATA
Part name
MCR03 Series
MCR03 Series
MCR03 Series
MCR03 Series
GRM18 Series
GRM18 Series
GRM18 Series
GRM18 Series
GRM18 Series
GRM21 Series
GRM18 Series
functional high
polymer
GRM21 Series
GRM18 Series
CM316B106M25A
GRM18 Series
GRM18 Series
GRM18 Series
CM316B106M25A
GRM18 Series
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© 2010 ROHM Co., Ltd. All rights reserved.
17/20
2010.05 - Rev.C