D1U3CS-D-850-12-HxxC Series
81mm 1U Front End DC-DC Power Supply Converter
OUTPUT CHARACTERISTICS
Parameter
Conditions
Min.
Typ.
Max.
Units
Output Rise Monotonicity
No voltage excursion
12V, 50-100% load step, 1A/μs di/dt
300
Transient Response
Current sharing accuracy (up to 8 in parallel)
Hot Swap Transients
Holdup Time
5VSB, 50-100% load step, 1A/μs di/dt
3.3VSB, 50-100% load step, 1A/μs di/dt
At 100% load
All outputs remain in regulation
At full load
1
250
165
±7
5
mV
%
%
ms
ENVIRONMENTAL CHARACTERISTICS
Parameter
Storage Temperature Range
Operating Temperature Range
Operating Humidity
Storage Humidity
Conditions
Noncondensing
Min.
-40
-10
5
5
Typ.
Max.
70
50
90
95
Units
°C
%
Altitude (without derating at 40°C)
Altitude (without derating at 55°C)
Shock
Sinusoidal Vibration
30G non operating
0.5G, 5 – 500 Hz
4000
1800
m
MTBF
Acoustic
Per Telcordia SR-322 M1C1 @40°C
250K
55
hrs
dB LpAm
CSA/UL 60950-1-07-2nd Ed.
Safety Approvals
Input Fuse
Switching Frequency
Weight
PROTECTION CHARACTERISTICS
IEC 60950-1:2005 (2nd Edition)
EN 60950-1:2006 +A11
CE Marking per LVD DIRECTIVE 2006/95/EC
Power Supply has internal 40A/170VDC slow blow fuse on 48V input
90KHz for main output Converter
130KHz for standby output Converter
2.85lbs (1.29kg)
Output
Voltage
12V
3.3VSB
5VSB
Parameter
Overtemperature (intake)
Overvoltage
Overcurrent
Overvoltage
Overcurrent
Overvoltage
Overcurrent
Conditions
Autorestart
Latching
Latching
Latching
Autorecovery
Latching
Autorecovery
Min.
57
13.3
75.9
3.9
6.5
5.6
4.4
Typ.
60
Max.
63
14.5
103.6
4.3
9.0
6.0
6.0
Units
°C
V
A
V
A
V
A
ISOLATION CHARACTERISTICS
Parameter
Insulation Safety Rating / Test Voltage
Isolation
Conditions
Input to Output - Basic
Input to Chassis - Basic
Output to Chassis
Min.
1500
1500
500
Typ.
Max.
Units
Vrms
Vrms
Vdc
EMISSIONS AND IMMUNITY
Characteristic
Conducted Emissions
ESD Immunity
Radiated Field Immunity
Electrical Fast Transients/Burst Immunity
Surge Immunity
RF Conducted Immunity
Magnetic Field Immunity
Standard
FCC 47 CFR Part 15/CISPR 22/EN55022
IEC/EN 61000-4-2
IEC/EN 61000-4-3
IEC/EN 61000-4-4
IEC/EN 61000-4-5
IEC/EN 61000-4-6
IEC/EN 61000-4-8
Compliance
Class A, 6dB margin
Level 3 criteria A
Level 3 criteria B
Level 3 criteria A
Level 3 criteria A
Level 3 criteria A
3 A/m criteria B
www.murata-ps.com/support
D1U3CS-D-850-12-HxxC.A03 Page 2 of 5
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