MTC1 Series
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Isolated 1W SM 2:1 Input Single Output DC-DC Converters
SELECTION GUIDE
Input Ripple and
2
Efciency MTTF
Voltage
Noise
1
Order Code
Nom. Min. Typ. Typ. Max. MIL Telecordia
V V mA mA % % mVp/p mVp/p kHrs kHrs
MTC1S1203MC 12 3.3 303 110 72 75 25 50 1143 17407
MTC1S1205MC 12 5 200 110 77 78.5 25 50 1129 17407
MTC1S1212MC 12 12 83 100 77 79 20 40 977 17407
MTC1S2403MC 24 3.3 303 55 73 75.5 30 55 1042 17109
MTC1S2405MC 24 5 200 55 74 76.5 25 50 990 17109
MTC1S2412MC 24 12 83 55 75 77 25 50 833 17109
FEATURES
INPUT CHARACTERISTICS
UL 60950 recognised for reinforced
Parameter Conditions Min. Typ. Max. Units
insulation
12V input types 9 12 18
ANSI/AAMI ES60601-1, 1 MOPP/ 2 MOOPs
Voltage range V
recognised
24V input types 18 24 36
Input reected ripple
3kVAC isolation test voltage Hi Pot Test
All variants 2 mA p-p
current
Continuous short circuit protection
ISOLATION CHARACTERISTICS
Output Voltage Trim
Parameter Conditions Min. Typ. Max. Units
Remote on/off pin Production tested for 1 second 3000 VAC
Isolation test voltage
Qualication tested for 1 minute 3000 VAC
No electrolytic capacitors
Isolation capacitance All variants 7 pF
Operating temperature range -40C to
Resistance Viso = 1kVDC 1 G
100C
OUTPUT CHARACTERISTICS
2:1 Input Range
Parameter Conditions Min. Typ. Max. Units
Rated power All output types 1
W
PRODUCT OVERVIEW
Minimal load to meet datasheet specication 10 %
The MTC1 series of miniature surface mount DC-
3V, 5V output types -2.5 2
Voltage set point accuracy %
DC converters offers a single output voltage from
12V output types -3 2
input voltage ranges of 9-18V and 18-36V. The
Line regulation Low line to high line 0.05 0.2 %
MTC1 series regulated output voltage is adjust-
Load regulation All output types 0.25 0.5 %
able by 10% and a remote on/off pin is also
2403 variant 4
included for application power saving.
Peak deviation (25-75%
2405 variant 3 %Vout
& 75-25% swing)
The MTC1 ideally suited to applications which
All other variants 2
include medical. Industrial, telecommunications,
Transient response 1203 220
battery powered systems, and process automa-
1205 260
Settling time
tion.
s
(within 5% V Nom.)
out
1212, 2403 & 2405 100
2412 70
1. Components are supplied in tape and reel packaging, please refer to package specication section. Orderable part numbers are
MTC1SXXXXMC-R7 (30 pieces per reel), or MTC1SXXXXMC-R13 (150 pieces per reel)
2. Calculated using MIL-HDBK-217 FN2 and Telecordia SR-332 calculation model with nominal input voltage at full load.
For full details go to
www.murata-ps.com/rohs
All specications typical at TA=25C, nominal input voltage and rated output current unless otherwise specied.
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KDC_MTC1.E01 Page 1 of 12
Output
Voltage
Output
Current
Rated Input
CurrentMTC1 Series
Isolated 1W SM 2:1 Input Single Output DC-DC Converters
GENERAL CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
1203, 2405, 2403 variants 240
Switching frequency 1205, 2412 variants 260 kHz
1212 variant 300
Module on, pin unconnected or open collector oating
Module off (refer to application notes) 2 V
Remote on/off pin
12V input types 1.5
mW
24V input types 3.9
TEMPERATURE CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Operation -40 100
Storage -50 125 C
Case temperature above ambient 100% Load, Nom VIN, Still Air 15
ABSOLUTE MAXIMUM RATINGS
Short-circuit protection (for SELV input voltages) Continuous
Remote on/off pin input voltage 6V
Input voltage, MTC1 12V input types 25V
Input voltage, MTC1 24V input types 40V
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KDC_MTC1.E01 Page 2 of 12