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DC/DC
Converter
DC/DC
Converter
Programmable, Single Output, 1.1V - 1.85Vout @ 60A
Programmable, Single Output, 1.075V - 1.85V @ 68A
Voltage Regulator Module
“BIG NINE”
Model: VR090B068CS-1Y
Features
•
•
•
•
•
•
•
•
•
Meets FosterTM & Prestonia
aTM Requirements
Req
qui
s
DAC Programmable Output Voltag
age
Active Current Sharing within 1
10%
Input Fuse Protected
Power Good Output
Remote Sense
Remote Enable
Supervisory Functions
1.075V - 1.85V Output @ 69 Amps
• Output Over-Voltage Latch-Off
Multi-Phase Buck Topology
• Output Over-Current
• Short Circuit Protection
Dual Key Location (compatible with VRM 9.0 or VRM 9.1 connector)
Table 1:
Specifications
Notes and Conditions (1)
Min
Typ
Max
Units
Input Voltage Operating Range
Io = 0 to 68 Amps
11.04
12.00
12.60
Vdc
0.25
1.0
A/µS
1.075
1.85
V
0
68
A
50
A/µS
Input Current Slew Rate
Output Voltage (Vo)
5-Bit DAC Controlled
Output Current (Io)
Output di/dt
100% Load Step
Efficiency
Io = 68 Amps
Turn-on Time
Vin = 11.04V
Over-Voltage Shutdown
Vo
Over-Current Limit
Io = 68 Amps
Operating Temperature
Io = 68 Amps
Storage temperature
Dimensions
3.8”L x 2.3”H x 0.57”W
Reliability
MTBF Prediction per RAC Prism
www.murata-ps.com
80
84
2.10
2.25
%
50
mS
2.40
V
150
%
0
60
°C
-40
70
°C
2,336,995
hrs
Technical enquiries - email: [email protected], tel: +1 508 339 3000
DC/DC
Converter
DC/DC
Converter
Programmable, Single Output, 1.1V - 1.85Vout @ 60A
Programmable, Single Output, 1.075V - 1.85V @ 68A
Mechanical Information
Figure 1
Pinout Information
Table 2:
Pin
Function
Pin
Function
Pin
Function
Pin
Function
Pin
Function
1
VIN+
14
VO+
27
VO-
40
VO-
53
OUTEN
2
VIN+
15
VO-
28
VO+
41
VO+
54
Ishare
3
VIN+
16
VO+
29
VO-
42
VO-
55
VID0
4
VIN+
17
VO-
30
VO+
43
VO+
56
VID2
5
Reserved
18
VO+
31
VO-
44
VO-
57
VID4
6
Key
19
VO-
32
VO-
45
VO+
58
VRM-pres
7
VID3
20
VO+
33
VO+
46
VO-
59
VIN-
8
VID1
21
VO-
34
VO-
47
VO+
60
VIN-
9
Reserved
22
VO+
35
VO+
48
VO-
61
VIN-
10
PWRGD
23
VO-
36
VO-
49
VO+
62
VIN-
11
VO-sen-
24
VO+
37
VO+
50
VO+
12
Reserved
25
VO-
38
VO-
51
Reserved
13
VO-
26
VO+
39
VO+
52
VO-sen+
www.murata-ps.com
Technical enquiries - email: [email protected], tel: +1 508 339 3000
DC/DC
Converter
DC/DC
Converter
Programmable, Single Output, 1.1V - 1.85Vout @ 60A
Programmable, Single Output, 1.075V - 1.85V @ 68A
Ordering Information
VR090B068CS-1Y
Family
VR = VRM
RoHS 5 Compliant
Version
VRM Specification
090 = 9.0
Package Type
S = Standard
Input Voltage
B = 12Vin
Connector Type
C = Card Edge
Peak Output Current
068 = 68A
RoHS 5 compliant version: VR090B068CS-1Y
The VR090B068CS-1Y is in compliance with the European Union Directive 2002/95/EC (RoHS) with
respect to the following substances: cadmium (Cd), mercury (Hg), hexavalent chromium (Cr6),
polybrominated biphenyls (PBB) or polybrominated diphenyl ethers (PBDE). The lead (Pb) contained in
solder in this device is allowed by annex 7 of the RoHS directive. Permitted applications are; servers,
storage and storage array systems, network infrastructure equipment for switching, signaling, transmission
as well as network management for telecommunication.
USA:
Murata Power Solutions, Inc.
11 Cabot Boulevard, Mansfield, MA 02048-1151 U.S.A.
Tel: (508) 339-3000 (800) 233-2765 Fax: (508) 339-6356
www.murata-ps.com email: [email protected] ISO 9001 and 14001 REGISTERED
01/19/09
Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other
technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply
the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without
notice.
© 2008 Murata Power Solutions, Inc.
www.murata-ps.com
Mansfield (MA), Tel: (508) 339-3000, email: [email protected]
Canada:
Toronto, Tel: (866) 740-1232, email: [email protected]
UK:
Milton Keynes, Tel: +44 (0)1908 615232, email: [email protected]
France:
Montigny Le Bretonneux, Tel: +33 (0)1 34 60 01 01, email: [email protected]
Germany:
München, Tel: +49 (0)89-544334-0, email: [email protected]
Japan:
Tokyo, Tel: 3-3779-1031, email: [email protected]
Osaka, Tel: 6-6354-2025, email: [email protected]
China:
Shanghai, Tel: +86 215 027 3678, email: [email protected]
Guangzhou, Tel: +86 208 221 8066, email: [email protected]
Singapore:
Parkway Centre, Tel: +65 6348 9096, email: [email protected]
Technical enquiries - email: [email protected], tel: +1 508 339 3000