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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 @ 80A
Voltage Regulator Module
VRM 9.1
Model: VR091B080CS
Features
• Meets VRM9.1 Requi
Requirementss
• DAC Programmable Output Voltag
age
• Active Current Sh
Sharing within 10%
• Input Fuse Protected
• Power Good Output
• Remote Sense
• Remote Enable
• Supervisory Functions
• Output Over-Voltage Latch-Off
• Output Over-Current
• Short Circuit Protection
1.075V - 1.85V Output @ 80 Amps
Multi-Phase Buck Topology
Table 1:
Specifications
Notes and Conditions (1)
Min
Typ
Max
Units
Input Voltage Operating Range
Io = 0 to 80 Amps
11.04
12.00
12.60
Vdc
0.25
1.0
A/µS
1.075
1.85
V
0
80
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 = 80 Amps
Turn-on Time
Vin = 11.04V
Over-Voltage Shutdown
Vo
Over-Current Limit
Io = 80 Amps
Operating Temperature
Io = 80 Amps
Storage temperature
Dimensions
3.8”L x 2.3”H x 0.57”W
Reliability
MTBF Prediction per RAC Prism @ 55°C
www.murata-ps.com
80
84
2.10
2.25
%
15
mS
2.40
V
150
%
0
60
°C
-40
70
°C
1,545,115 hours
Technical enquiries - email: sales@murata-ps.com, 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 @ 80A
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-
62
VIN-
10
PWRGD
23
VO-
36
VO-
49
VO+
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+
*Module has keys in the following locations:
A) Notch between pins 11 & 12 and 51 & 52
B) Notch between pins 12 & 13 and 52 & 53
www.murata-ps.com
Technical enquiries - email: sales@murata-ps.com, 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 @ 80A
Ordering Information
VR091B080CS-1C
C = RoHS Compliant
Family
VR = VRM
Version
VRM Specification
091 = 9.1
Package Type
S = Standard
Input Voltage
B = 12Vin
Connector Type
C = Card Edge
Peak Output Current
080 = 80A
RoHS Compliancy
The VR091B080CS-1C is in compliance with the European Union Directive 2002/95/EC (RoHS) with
respect to the following substances: lead (Pb), cadmium (Cd), mercury (Hg), hexavalent chromium (Cr6),
polybrominated biphenyls (PBB) or polybrominated diphenyl ethers (PBDE).
RoHS Process Note
This product is not intended to go through a reflow solder process. Use wave solder, selective solder or
hand solder process with a peak temperature of 260°C for 10 seconds.
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: sales@murata-ps.com 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
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Technical enquiries - email: sales@murata-ps.com, tel: +1 508 339 3000